一种苯甲酰胺类HBV衣壳蛋白抑制剂及其制备方法与应用
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一种苯甲酰胺类hbv衣壳蛋白抑制剂及其制备方法与应用
技术领域
1.本发明属于医药化学领域,具体涉及一种苯甲酰胺类乙型肝炎病毒(hbv)衣壳蛋白抑制剂及其制备方法与应用。
背景技术:
2.乙型肝炎病毒(hbv),简称乙肝,是由hbv持续感染导致的以肝脏损伤为主的传染性疾病,进一步发展会引起肝代谢失常、肝功能衰竭、肝硬化和肝癌等并发症。目前,被美国fda批准用于临床的抗hbv药物主要包括聚乙二醇干扰素α(peg-ifnα)和核苷酸类似物两类。peg-ifnα主要通过免疫调节发挥抗病毒作用,由于只对部分患者有效且具有不同程度的副作用,限制了其广泛的临床应用。核苷类似物通过竞争性地抑制病毒聚合酶的活性从而抑制hbv基因组复制,并最终达到抗乙肝病毒的作用,但是无法彻底清除体内的乙肝病毒,需要长期服药且易产生耐药性,停药后复发率高。临床上联合使用核苷类似物和干扰素可以显著抑制病毒的复制,提高患者的生活质量和寿命,但却无法彻底治愈hbv,需要长期服药。因此,因此迫切地需要探索新的治疗策略和研发新的抗病毒药物。
3.当前,随着对hbv衣壳蛋白的结构生物学研究的不断发展,hbv衣壳蛋白已成为抗乙肝病毒药物研究领域备受瞩目的新靶点。目前在研的衣壳蛋白抑制剂可以分为两类:ⅰ型衣壳蛋白抑制剂干扰病毒核衣壳的正常组装,使之形成多种形态的非衣壳结构,如杂芳基二氢嘧啶类(bay 41-4109和gls4等);ⅱ型衣壳蛋白抑制剂则促进结构“正常”但无前基因组rna(pgrna)的空衣壳形成,如苯基丙烯酰胺类(at-130等)和苯磺酰胺类(jnj-6379和nvr 3-778等)。
技术实现要素:
4.为了克服上述现有技术所存在的缺陷,本发明提供了一种苯甲酰胺类hbv衣壳蛋白抑制剂及其制备方法,本发明还提供了上述化合物作为非核苷类hbv抑制剂的活性筛选结果及其应用。
5.本发明的技术方案如下:
6.一、苯甲酰胺类hbv衣壳蛋白抑制剂
7.一种苯甲酰胺类hbv衣壳蛋白抑制剂,具有如下通式ⅰ或ii所示的结构:
[0008][0009]
其中,z为羰基、硫代羰基、双羰基;
[0010]
m为羰基,硫代羰基;
[0011]
l为c
2-3
烯基、苯乙烯基、3-6元环烷基、卤素取代的苄基、5元杂芳基、卤素取代的苯基、含有杂原子取代或未取代的c
1-3
烷基取代的苯基、3-6元环烷基胺基、含有杂原子取代或未取代的c
2-5
脂肪胺基、卤素取代的芳胺基、卤代烃基取代的芳胺基、卤素取代的苄胺基、含有杂原子取代或未取代的c
1-4
烷基取代的苄基;
[0012]
w为c
3-5
脂肪胺基、5-6元环烷基胺基、卤素取代的芳胺基、卤代烃基取代的芳胺基、卤素取代的苄胺基、卤代烃基取代的苄胺基;
[0013]
r1为甲基或溴原子;
[0014]
r2为甲基或氟原子;
[0015]
r3为氢原子或氟原子。
[0016]
根据本发明优选的,通式ⅰ或ii中,z为m为m为l为为
[0017]
w为w为r1为-ch3或br,r2为-ch3或f,r3为h或f。
[0018]
根据本发明进一步优选的,所述的苯甲酰胺类hbv衣壳蛋白抑制剂,其特征在于,是具有下列结构的化合物之一:
[0019]
[0020][0021]
二、苯甲酰胺类hbv衣壳蛋白抑制剂的制备方法
[0022]
苯甲酰胺类hbv衣壳蛋白抑制剂的制备方法,以2-溴-4-氟苯甲酸、2-甲基-4-氟苯甲酸和2-溴-6-氟苯甲酸为原料,经过以下合成路线之一制备本发明中公开的化合物;
[0023]
合成路线1如下:
[0024][0025]
试剂及其条件:(i)浓hno3,浓h2so4,0℃,12h,rt.;(ii)氯化亚砜,n,n-二甲基甲酰胺,6h,80℃;(iii)乙腈,3-氟-4-甲基苯胺或3,4,5-三氟苯胺,6h,60℃;(iv)fe粉,nh4cl,甲醇,水,12h,90℃;(v)不同类型的酰氯,吡啶,二氯甲烷,4h,rt.。
[0026]
所述的不同类型的酰氯选自:4-氰基苯甲酰氯,4-溴苯甲酰氯,4-甲基苯甲酰氯,4-正丙基苯甲酰氯,2-噻吩甲酰氯,(e)-苯丙烯酰氯,3,4,5-三氟苯甲酰氯,4-三氟甲基苯甲酰氯,3-甲氧基丙酰氯,4-氟苯甲酰氯,4-氟苯乙酰氯,丙烯酰氯,2-丁烯酰氯,环丙基甲酰氯,环丁基甲酰氯,环戊基甲酰氯,环己基甲酰氯。
[0027]
合成路线2如下:
[0028][0029]
试剂及其条件:(i)氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(ii)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.。
[0030]
所述的不同类型的胺选自:4-羟基苄胺,3,5-二氟苄胺,3-甲基-4-氟苄胺,4-三氟甲基苄胺,4-氟苄胺,3-氨甲基吡啶,3,4,5-三氟苄胺,3-戊胺,异丙胺,3,4,5-三氟苯胺,4-叔丁基苄胺,4-羟基哌啶,4-三氟甲基苯胺,环戊胺,4-羟基环己胺,4-甲氧基苄胺。
[0031]
合成路线3如下:
[0032][0033]
试剂及其条件:(i)硫代氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(ii)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.。
[0034]
所述的不同类型的胺选自:异丙胺,4-氟苄胺,3,5-二氟苄胺,3-甲基-4-氟苄胺,环丙胺,乙胺,烯丙胺,1,1,1-三氟丙-2-胺,4-三氟甲基苄胺,4-氨甲基苯硼酸,n-异丙基甲胺。
[0035]
合成路线4如下:
[0036][0037]
试剂及其条件:(i)草酰氯单乙酯,二氯甲烷,3h,rt.;(ii)naoh,甲醇,水,4h,rt.;(iii)不同类型的胺,hatu,n,n-二异丙基乙胺,二氯甲烷,6h,rt.。
[0038]
所述的不同类型的胺选自:异丙胺,环戊胺,1-氨基-2-甲基-2-丙醇,环丙胺。
[0039]
合成路线5如下:
[0040][0041]
试剂及其条件:(i)浓hno3,浓h2so4,0℃,12h,rt.;(ii)氯化亚砜,n,n-二甲基甲酰胺,6h,80℃;(iii)乙腈,3,4,5-三氟苯胺,6h,60℃;(iv)fe粉,nh4cl,甲醇,水,12h,90℃;
(v)氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(vi)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.。
[0042]
所述的不同类型的胺选自:异丙胺,环己胺,3,4,5-三氟苯胺,4-三氟甲基苯胺,3,4,5-三氟苄胺,4-三氟甲基苄胺,4-氟苄胺,4-甲氧基苄胺。
[0043]
合成路线6如下:
[0044][0045]
试剂及其条件:(i)硫代氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(ii)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.。
[0046]
所述的不同类型的胺选自:3-戊胺,环戊胺,(s)-3-氨基四氢呋喃,环己胺。
[0047]
以上路线中的r1、r2、r3、l、w如上述通式ⅰ或ii化合物相应位置所述。
[0048]
三、苯甲酰胺类hbv衣壳蛋白抑制剂的应用
[0049]
本发明公开了苯甲酰胺类hbv衣壳蛋白抑制剂的抗hbv活性筛选结果及其作为抗hbv抑制剂的应用。通过实验证明本发明的苯甲酰胺类化合物可作为经典的hbv非核苷类抑制剂应用。
[0050]
如表1所示,选择先导化合物nvr 3-778为阳性对照,对所合成的目标化合物6a-6s、8a-8r、10a-10h、13a-13d、20a-20h、22a-22d,进行了体外抗hbv活性评价,通过cck-8法测定了药物的体外细胞毒性;同时,通过定量pcr法测定了药物抑制hbv dna复制活性。
[0051]
本发明的苯甲酰胺类hbv衣壳蛋白抑制剂是一类结构新型的非核苷类hbv抑制剂,可作为抗hbv的先导化合物。
[0052]
本发明的苯甲酰胺类hbv衣壳蛋白抑制剂可作为非核苷类hbv抑制剂应用。具体地说作为hbv抑制剂用来制备抗乙肝药物。
[0053]
一种抗hbv药物组合物,包括本发明的苯甲酰胺类hbv衣壳蛋白抑制剂和一种或多种药学上可接受载体或赋形剂。
[0054]
本发明公开此类苯甲酰胺类hbv衣壳蛋白抑制剂、其制备方法、抗hbv活性筛选结果及其作为抗hbv抑制剂的首次应用,实验证明苯甲酰胺类hbv衣壳蛋白抑制剂可作为hbv抑制剂用于制备抗乙肝药物。
具体实施方式
[0055]
通过下述实例有利于理解本发明,但是不能限制本发明的内容,在下列实例中所有目标化合物的编号与上文相同。
[0056]
合成方案1
[0057]
d6)δ165.14,165.08,158.67,154.64,135.88,135.32,133.11,132.07,130.47,126.78,126.43,125.80,124.94,124.76,123.10,123.05,121.05,120.81,119.41,119.33,115.94,115.85,115.64,115.41,14.88,14.85.esi-ms:546.9269[m+na]
+
,c
26h21
f4n3o4s[523.93696].
[0071]
实施例13:化合物6c的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成4-甲基苯甲酰氯,产物为白色固体,产率为65%,熔点215.5-217.1℃。1h nmr(400mhz,dmso-d6)δ10.53(s,1h),10.23(s,1h),7.89(d,j=7.8hz,2h),7.82
–
7.79(m,2h),7.65(d,j=7.0hz,1h),7.52
–
7.48(m,1h),7.35(d,j=7.8hz,2h),7.14(d,j=9.2hz,1h),2.39(s,3h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.81,165.12,156.27,142.69,135.82,135.78,135.32,135.30,131.16,129.53,128.38,126.74,126.11,124.92,124.74,123.09,123.04,120.97,120.74,119.40,119.32,115.63,115.40,21.52,14.88,14.85.esi-ms:457.038[m-h]-,c
22h17
brf2n2o2[458.04415].
[0072]
实施例14:化合物6d的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成4-正丙基苯甲酰氯,产物为白色固体,产率为59%,熔点225.2-226.9℃。1h nmr(400mhz,dmso-d6)δ10.53(s,1h),10.24(s,1h),7.91(d,j=6.5hz,2h),7.82(q,j=3.3,2.1hz,2h),7.66(d,j=6.1hz,1h),7.52
–
7.50(m,1h),7.37(d,j=7.8hz,2h),7.14(s,1h),2.65(s,2h),2.25(s,3h),1.63(d,j=7.5hz,2h),0.91(d,j=1.6hz,3h).
13
c nmr(100mhz,dmso-d6)δ165.88,165.12,147.21,135.79,135.30,131.50,128.94,128.40,126.66,126.13,124.92,124.75,123.09,123.04,120.97,120.73,119.40,119.32,115.63,115.40,37.53,24.32,14.87,14.84,14.04.esi-ms:487.08411[m+h]
+
,c
24h21
brf2n2o2[486.07545].
[0073]
实施例15:化合物6e的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成2-噻吩甲酰氯,产物为淡黄色固体,产率为55%,熔点214.9-216.1℃。1h nmr(400mhz,dmso-d6)δ10.54(s,1h),10.41(s,1h),8.06(d,j=3.7hz,1h),7.90(d,j=5.0hz,1h),7.80(dd,j=15.1,8.8hz,2h),7.65(d,j=7.1hz,1h),7.50(dt,j=7.6,2.8hz,1h),7.24(d,j=3.4hz,1h),7.12(d,j=8.3hz,1h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.04,160.46,157.21,156.27,138.98,135.90,135.86,135.32,135.29,132.96,130.61,128.74,126.96,125.60,125.47,124.92,124.74,123.09,123.05,121.05,120.82,119.41,119.33,115.94,115.85,115.62,115.39,14.88,14.85.esi-ms:450.99308[m+h]
+
,c
19h13
brf2n2o2s[449.98492].
[0074]
实施例16:化合物6f的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成(e)-苯丙烯酰氯,产物为白色固体,产率为57%,熔点208.2-210.7℃。1h nmr(400mhz,dmso-d6)δ10.51(s,1h),10.21(s,1h),8.39(d,j=7.9hz,1h),7.80(d,j=10.3hz,1h),7.64(d,j=6.8hz,4h),7.47(dd,j=15.9,7.8hz,4h),7.16
–
7.09(m,2h),2.25(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.34,164.69,156.29,152.03,141.86,135.90,135.32,135.04,130.56,129.55,128.38,126.81,126.70,123.10,123.06,122.93,121.88,120.57,120.34,119.40,119.33,115.65,115.42,113.37,14.88,14.85.esi-ms:493.0342[m+na]
+
,c
23h17
brf2n2o2[470.04415].
[0075]
实施例17:化合物6g的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成3,4,5-三氟苯甲酰氯,产物为白色固体,产率为55%,熔点217.5-219.4℃。1h nmr(400mhz,
dmso-d6)δ10.55(d,j=5.2hz,2h),7.95(t,j=7.5hz,2h),7.86
–
7.80(m,2h),7.65(d,j=7.0hz,1h),7.52
–
7.48(m,1h),7.13(s,1h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ164.99,162.86,156.28,135.28,126.85,124.94,124.76,123.03,121.15,120.91,119.40,119.32,116.37,115.64,115.41,113.71,113.65,113.49,14.87,14.84.esi-ms:499.009[m+h]
+
,c
21h12
brf5n2o2[498.00023].
[0076]
实施例18:化合物6h的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成4-三氟甲基苯甲酰氯,产物为白色固体,产率为55%,熔点221.2-224.6℃。1h nmr(400mhz,dmso-d6)δ10.59(s,1h),10.54(s,1h),8.17(d,j=8.0hz,2h),7.94(d,j=8.1hz,2h),7.85(dd,j=8.6,3.3hz,2h),7.65(dd,j=7.1,2.6hz,1h),7.52
–
7.47(m,1h),7.13(t,j=9.2hz,1h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.06,164.99,158.68,156.29,137.84,135.98,135.32,135.29,126.79,126.06,126.02,124.95,124.77,123.10,123.05,121.10,120.86,119.41,119.33,116.14,116.05,115.65,115.42,14.87,14.84.esi-ms:513.0228[m+h]
+
,512.01588.
[0077]
实施例19:化合物6i的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成3-甲氧基丙酰氯,产物为白色固体,产率为63%,熔点218.3-220.5℃。1h nmr(400mhz,dmso-d6)δ10.47(s,1h),9.99(s,1h),8.18(d,j=7.9hz,1h),7.75(dd,j=10.5,1.5hz,1h),7.63(d,j=7.0hz,1h),7.50
–
7.47(m,1h),7.12(t,j=9.2hz,1h),3.63
–
3.59(m,2h),3.24(d,j=1.5hz,3h),2.66(t,j=6.1hz,2h),2.24(s,3h).
13
c nmr(101mhz,dmso-d6)δ170.60,165.28,158.65,135.78,135.28,135.25,126.53,126.41,124.92,124.74,123.29,123.10,123.05,120.53,120.30,119.40,119.32,115.61,115.38,68.43,58.43,36.86,14.86,14.83.esi-ms:427.047[m+h]
+
,c
18h17
brf2n2o3[426.03906].
[0078]
实施例20:化合物6j的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成4-氟苯甲酰氯,产物为白色固体,产率为55%,熔点217.2-218.5℃。1h nmr(400mhz,dmso-d6)δ8.77(d,j=4.4hz,1h),8.54(d,j=8.4hz,1h),8.04
–
7.99(m,4h),7.52(ddd,j=8.6,4.5,1.5hz,1h),7.32(td,j=8.8,1.6hz,4h).
13
c nmr(101mhz,dmso-d6)δ166.84,166.63,164.14,151.59,140.09,135.11,132.62,132.53,131.09,129.34,127.83,127.80,121.20,116.20,115.98,14.83.esi-ms:463.0268[m+h]
+
,c
21h14
brf3n2o2[462.01907].
[0079]
实施例21:化合物6k的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成4-氟苯乙酰氯,产物为白色固体,产率为62%,熔点224.9-225.3℃。1h nmr(400mhz,dmso-d6)δ10.47(s,1h),10.24(s,1h),8.14(d,j=7.7hz,1h),7.77(d,j=10.1hz,1h),7.62(d,j=6.9hz,1h),7.48(dd,j=9.3,4.6hz,1h),7.40
–
7.35(m,2h),7.15(dd,j=15.0,8.7hz,3h),3.77(s,2h),2.23(s,3h).
13
c nmr(100mhz,dmso-d6)δ170.36,165.21,162.83,160.42,156.26,152.34,135.80,135.26,132.21,131.56,131.48,126.44,126.33,124.92,124.74,123.51,123.09,123.04,120.62,120.38,119.39,119.31,115.62,115.41,42.02,14.86,14.83.esi-ms:477.042[m+h]
+
,c
22h16
brf3n2o2[476.03472].
[0080]
实施例22:化合物6l的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成丙烯酰氯,产物为白色固体,产率为57%,熔点214.2-216.3℃。1h nmr(400mhz,dmso-d6)δ10.50(s,1h),10.22(s,1h),8.27(d,j=7.9hz,1h),7.80(d,j=10.3hz,1h),7.64(d,j=6.1hz,1h),7.50(dd,j=8.6,4.1hz,1h),7.15(d,j=9.2hz,1h),6.68
–
6.61(m,1h),6.31(d,j=
17.0hz,1h),5.83(d,j=10.2hz,1h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.24,164.21,158.65,156.26,152.31,135.86,135.82,135.29,135.26,131.42,128.70,126.40,126.29,124.94,124.76,123.46,123.07,123.03,120.63,120.40,119.38,119.30,115.64,115.40,113.88,14.88,14.84.esi-ms:395.020[m+h]
+
,c
17h13
brf2n2o2[394.01285].
[0081]
实施例23:化合物6m的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成2-丁烯酰氯,产物为白色固体,产率为57%,熔点215.6-216.2℃。1h nmr(400mhz,dmso-d6)δ10.54(s,1h),10.04(s,1h),8.31(d,j=7.9hz,1h),7.81(d,j=10.4hz,1h),7.69(dd,j=7.1,2.5hz,1h),7.56
–
7.52(m,1h),7.19(d,j=9.2hz,1h),6.90(dd,j=15.0,7.3hz,1h),6.39(d,j=15.3hz,1h),2.29(s,3h),1.92(d,j=6.9hz,3h).
13
c nmr(100mhz,dmso-d6)δ165.29,164.47,154.72,141.96,135.80,135.76,135.30,135.27,126.69,126.58,125.57,124.93,124.75,123.34,123.07,123.02,120.52,120.29,119.37,119.29,115.63,115.40,113.43,113.34,18.12,14.87,14.84.esi-ms:409.036[m+h]
+
,c
18h15
brf2n2o2[408.02850].
[0082]
实施例24:化合物6n的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成环丙基甲酰氯,产物为白色固体,产率为66%,熔点213.2-215.7℃。1h nmr(600mhz,dmso-d6)δ10.46(s,1h),10.26(s,1h),8.18(d,j=8.0hz,1h),7.76(d,j=10.4hz,1h),7.64
–
7.62(m,1h),7.49
–
7.47(m,1h),7.13(d,j=9.2hz,1h),2.24(d,j=1.9hz,3h),2.04(t,j=5.2hz,1h),0.84
–
0.82(m,4h).
13
c nmr(150mhz,dmso-d6)δ173.04,165.28,158.23,156.64,154.09,152.42,135.73,135.70,135.28,135.27,126.65,126.57,124.88,124.77,123.36,123.05,123.02,120.47,120.32,119.35,119.30,115.58,115.42,14.87,14.85,14.55,8.26.esi-ms:409.036[m+h]
+
,c
18h15
brf2n2o2[408.02850].
[0083]
实施例25:化合物6o的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成环丁基甲酰氯,产物为白色固体,产率为62%,熔点218.2-220.8℃。1h nmr(600mhz,dmso-d6)δ10.48(s,1h),9.79(s,1h),8.15(d,j=7.9hz,1h),7.74(d,j=10.3hz,1h),7.65
–
7.63(m,1h),7.50
–
7.48(m,1h),7.12(d,j=9.1hz,1h),3.41
–
3.38(m,1h),2.24(d,j=1.9hz,3h),2.22
–
2.18(m,2h),2.12(dt,j=7.7,3.4hz,2h),1.94(d,j=10.8hz,1h),1.84
–
1.80(m,1h).
13
c nmr(150mhz,dmso-d6)δ174.13,165.28,156.64,154.52,135.73,135.70,135.29,135.27,126.60,126.52,124.89,124.77,123.74,123.06,123.03,120.50,120.35,119.36,119.31,115.58,115.43,113.37,25.04,18.20,14.87,14.85.esi-ms:423.051[m+h]
+
,c
19h17
brf2n2o2[422.04415].
[0084]
实施例26:化合物6p的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成环戊基甲酰氯,产物为白色固体,产率为65%,熔点224.3-225.2℃。1h nmr(600mhz,dmso-d6)δ10.47(s,1h),9.90(s,1h),8.13(d,j=8.0hz,1h),7.74(d,j=10.3hz,1h),7.64
–
7.62(m,1h),7.50
–
7.48(m,1h),7.13(t,j=9.2hz,1h),2.97
–
2.94(m,1h),2.24(d,j=1.9hz,3h),1.85(p,j=3.7hz,2h),1.73
–
1.66(m,4h),1.57
–
1.54(m,2h).
13
c nmr(150mhz,dmso-d6)δ175.73,165.28,158.23,156.64,152.84,135.71,135.68,135.27,126.67,126.59,124.88,124.76,123.79,123.06,123.04,120.50,120.34,119.36,119.31,115.57,115.42,113.42,113.36,45.00,30.57,26.19,14.87,14.85.esi-ms:437.067[m+h]
+
,c
20h19
brf2n2o2[436.05980].
[0085]
实施例27:化合物6q的制备,操作同例11,所不同的是把4-氰基苯甲酰氯换成环己
基甲酰氯,产物为白色固体,产率为61%,熔点228.3-229.2℃。1h nmr(400mhz,dmso-d6)δ10.47(s,1h),9.86(s,1h),8.14
–
8.12(m,1h),7.76
–
7.73(m,1h),7.64(t,j=3.6hz,1h),7.49(dt,j=4.4,2.3hz,1h),7.13(s,1h),2.54(d,j=11.6hz,1h),2.24(d,j=1.8hz,3h),1.76(dt,j=8.8,4.4hz,4h),1.65(d,j=11.4hz,2h),1.39(d,j=11.0hz,2h),1.26(q,j=4.6,2.9hz,2h).
13
c nmr(100mhz,dmso-d6)δ175.52,165.28,135.70,135.66,135.27,126.70,126.58,124.91,123.66,123.06,123.02,120.52,120.29,119.37,119.29,115.62,115.39,113.29,44.53,29.56,25.82,25.59,14.88,14.85.esi-ms:451.083[m+h]
+
,c
21h21
brf2n2o2[450.07545].
[0086]
实施例28:化合物6r的制备,操作同例12,所不同的是把原料5a换成5b,产物为白色固体,产率为51%,熔点225.5-227.2℃。1h nmr(400mhz,dmso-d6)δ10.96(s,1h),10.46(s,1h),7.93(d,j=8.1hz,1h),7.88(s,2h),7.78(d,j=8.2hz,2h),7.72(d,j=8.2hz,1h),7.62(dd,j=10.2,6.4hz,2h).
13
c nmr(100mhz,dmso-d6)δ165.61,165.14,154.87,135.10,133.02,132.18,132.07,131.77,130.46,126.93,126.47,126.02,125.90,121.24,121.00,115.89,115.80,104.52,104.28.esi-ms:546.910[m+h]
+
,c
20h10
br2f4n2o2[545.90247].
[0087]
实施例29:化合物6s的制备,操作同13,所不同的是原料5a换成5b,得白色固体,产率:56%,熔点220.3-223.1℃。1h nmr(400mhz,dmso-d6)δ10.95(s,1h),10.26(s,1h),7.89(s,2h),7.85(d,j=9.8hz,2h),7.64
–
7.60(m,2h),7.36(d,j=7.8hz,2h),2.40(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.83,165.66,157.43,154.89,142.74,134.98,131.10,129.53,128.38,126.90,126.36,126.24,121.17,120.93,104.53,104.29,21.52.esi-ms:481.018[m+h]
+
,c
21h13
brf4n2o3[480.00965].
[0088]
合成方案2
[0089][0090]
试剂及其条件:(i)氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(ii)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.。
[0091]
实施例30:中间体7a的制备,取50ml圆底烧瓶,将2.93mmol 5a溶于10ml二氯甲烷中,加入3.52mmol氯甲酸苯酯,加入8.79mmol吡啶,室温搅拌。tlc监测反应,反应完全后,旋蒸除去二氯甲烷,加2n hcl溶液进行萃取,合并有机相,饱和食盐水洗(20ml
×
3),无水硫酸钠干燥,浓缩,干法上样,快速制备硅胶色谱柱分离,重结晶得到目标化合物。产物为白色固体,产率为65%,熔点224.5-226.3℃。
[0092]
实施例31:中间体7b的制备,操作同30,所不同的是原料5a换成5b,得白色固体,产率:56%,熔点228.1-229.9℃。
[0093]
实施例32:化合物8a的制备,取50ml圆底烧瓶,将1.08mmol 7a溶于8ml二氯甲烷中,加入1.30mmol 4-羟基苄胺,加入1.63mmol n,n-二异丙基乙胺,室温搅拌。反应结束后浓缩,干法上样,快速制备硅胶色谱柱分离,二氯甲烷-正己烷混合溶剂重结晶。产物为白色
固体,产率为52%,熔点245.5-246.2℃。1h nmr(400mhz,dmso-d6)δ10.43(s,1h),9.32(s,1h),8.61(s,1h),8.39(d,j=8.2hz,1h),7.67
–
7.62(m,2h),7.51
–
7.47(m,1h),7.13
–
7.09(m,3h),7.03(t,j=5.8hz,1h),6.74
–
6.71(m,2h),4.18(d,j=5.5hz,2h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.68,156.87,156.25,154.97,135.82,135.79,135.35,130.19,129.13,128.59,124.91,124.73,123.10,123.06,119.79,119.40,119.32,115.61,115.38,56.51,19.03.esi-ms:512.0406[m+na]
+
,c
22h18
brf2n3o3[489.04996].
[0094]
实施例33:化合物8b的制备,同实例32,将4-羟基苄胺换做3,5-二氟苄胺,得白色固体,产率:49%,熔点236.2-238.9℃。1h nmr(400mhz,dmso-d6)δ10.42(s,1h),8.79(d,j=2.6hz,1h),8.34(d,j=8.3hz,1h),7.68(d,j=10.8hz,1h),7.64
–
7.61(m,1h),7.50
–
7.46(m,1h),7.25(t,j=6.1hz,1h),7.14
–
7.08(m,2h),7.01(d,j=7.6hz,2h),4.35(d,j=6.0hz,2h),2.23(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.59,164.17,164.04,161.59,155.17,145.42,135.82,135.32,135.29,128.46,128.35,124.88,124.71,123.08,123.04,119.38,115.58,115.35,110.53,110.28,102.65,42.57,14.85,14.83.esi-ms:510.04529[m+h]
+
,c
22h16
brf4n3o2[509.03620].
[0095]
实施例34:化合物8c的制备,同实例32,将4-羟基苄胺换做3-甲基-4-氟苄胺,得白色固体,产率:53%,熔点233.2-235.9℃。1h nmr(400mhz,dmso-d6)δ10.43(s,1h),8.67(s,1h),8.37(d,j=8.3hz,1h),7.67
–
7.62(m,2h),7.49(dd,j=8.6,4.0hz,1h),7.20(d,j=7.9hz,1h),7.13(d,j=10.0hz,3h),7.10
–
7.06(m,1h),4.26(d,j=5.7hz,2h),2.23(d,j=5.4hz,6h).
13
c nmr(100mhz,dmso-d6)δ165.64,158.61,155.03,152.86,136.07,135.79,135.34,135.31,130.93,130.88,129.83,128.60,126.94,126.86,124.89,124.71,124.55,124.38,123.08,123.03,119.81,119.37,119.29,115.69,115.59,115.35,115.13,109.60,55.38,48.10,42.57,21.13.esi-ms:506.06995[m+h]
+
,c
23h19
brf3n3o2[505.06127].
[0096]
实施例35:化合物8d的制备,同实例32,将4-羟基苄胺换做4-三氟甲基苄胺,得白色固体,产率:49%,熔点238.2-239.5℃。1h nmr(400mhz,dmso-d6)δ10.42(s,1h),8.78(s,1h),8.35(d,j=8.0hz,1h),7.71(d,j=8.0hz,2h),7.67(d,j=10.8hz,1h),7.64
–
7.60(m,1h),7.52(d,j=8.1hz,2h),7.50
–
7.46(m,1h),7.28(t,j=6.0hz,1h),7.11(t,j=9.2hz,1h),4.42(d,j=5.8hz,2h),2.23(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.63,158.63,156.24,155.21,150.50,145.37,135.81,135.33,128.51,128.40,128.20,127.84,126.19,125.76,125.72,123.10,123.05,119.87,119.77,119.64,119.39,119.31,115.60,115.37,55.38,42.85,14.86,14.82.esi-ms:564.0378[m+na]
+
,c
23h17
brf5n3o2[541.04243].
[0097]
实施例36:化合物8e的制备,同实例32,将4-羟基苄胺换做4-氟苄胺,得白色固体,产率:54%,熔点231.3-232.6℃。1h nmr(400mhz,dmso-d6)δ10.43(s,1h),8.69(s,1h),8.37(d,j=8.1hz,1h),7.66(d,j=10.8hz,1h),7.63(d,j=7.4hz,1h),7.48(dt,j=7.9,3.5hz,1h),7.34(dd,j=8.2,5.6hz,2h),7.19
–
7.09(m,4h),4.30(d,j=5.7hz,2h),2.23(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.63,162.89,158.61,156.23,155.08,136.49,136.46,135.82,135.79,135.33,135.31,129.68,129.60,128.57,128.47,124.90,124.72,123.08,123.04,119.83,119.66,119.60,119.38,119.30,115.68,115.47,42.53,14.86,14.83.esi-ms:514.0361[m+na]
+
,c
22h17
brf3n3o2[491.04562].
[0098]
实施例37:化合物8f的制备,同实例32,将4-羟基苄胺换做3-氨甲基吡啶,得白色
固体,产率:54%,熔点235.5-236.8℃。1h nmr(400mhz,dmso-d6)δ10.43(s,1h),8.74(s,1h),8.53(s,1h),8.47(d,j=4.5hz,1h),8.35(d,j=8.3hz,1h),7.74
–
7.62(m,3h),7.52
–
7.46(m,1h),7.37(dd,j=7.9,4.8hz,1h),7.23(t,j=6.0hz,1h),7.12(t,j=9.1hz,1h),4.35(d,j=5.8hz,2h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.63,155.18,149.19,148.67,135.80,135.52,135.33,124.91,124.73,124.01,123.11,123.06,119.88,119.79,119.65,119.40,119.32,115.61,115.38,40.97,14.86,14.83.esi-ms:497.0408[m+na]
+
,c
21h17
brf2n4o2[474.05029].
[0099]
实施例38:化合物8g的制备,同实例32,将4-羟基苄胺换做3,4,5-三氟苄胺,得白色固体,产率:51%,熔点237.2-238.5℃。1h nmr(400mhz,dmso-d6)δ10.42(s,1h),8.79(s,1h),8.32(d,j=8.3hz,1h),7.68(d,j=10.8hz,1h),7.62(dd,j=7.2,2.5hz,1h),7.48(dd,j=8.6,4.0hz,1h),7.24(dd,j=9.4,6.7hz,3h),7.12(t,j=9.2hz,1h),4.31(d,j=5.9hz,2h),2.23(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.61,158.63,155.17,150.59,138.13,135.84,135.33,128.43,128.33,124.90,124.72,123.09,123.04,119.90,119.67,119.39,119.31,115.60,115.38,111.99,111.94,111.83,111.78,109.93,109.84,42.24,14.86,14.83.esi-ms:550.0128[m+na]
+
,c
22h15
brf5n3o2[527.02678].
[0100]
实施例39:化合物8h的制备,同实例32,将4-羟基苄胺换做3-戊胺,得白色固体,产率:58%,熔点227.3-228.7℃。1h nmr(400mhz,dmso-d6)δ10.41(s,1h),8.48(s,1h),8.40(d,j=8.3hz,1h),7.66
–
7.62(m,2h),7.51
–
7.47(m,1h),7.13(d,j=9.1hz,1h),6.54(d,j=8.5hz,1h),4.36(d,j=1.5hz,1h),2.23(s,3h),1.08
–
1.04(m,4h),0.87
–
0.83(m,6h).
13
c nmr(100mhz,dmso-d6)δ165.72,154.89,135.80,135.36,128.78,124.90,124.72,123.09,123.05,119.72,119.49,119.39,119.31,119.20,115.60,115.37,56.51,27.43,19.03,10.56.esi-ms:452.07928[m-h]-,c
20h22
brf2n3o2[453.08635].
[0101]
实施例40:化合物8i的制备,同实例32,将4-羟基苄胺换做异丙胺,得白色固体,产率:58%,熔点226.3-227.5℃。1h nmr(400mhz,dmso-d6)δ10.41(s,1h),8.42(s,1h),8.38(d,j=8.3hz,1h),7.64(t,j=7.9hz,2h),7.48(dt,j=6.9,3.1hz,1h),7.12(t,j=9.2hz,1h),6.62(d,j=7.3hz,1h),3.74(q,j=6.6hz,1h),2.23(s,3h),1.10(dd,j=6.5,1.6hz,6h).
13
c nmr(100mhz,dmso-d6)δ165.70,154.28,135.80,135.37,135.33,128.78,128.67,124.90,124.72,123.08,123.04,119.73,119.50,119.38,119.31,115.61,115.38,109.20,109.10,41.58,23.27,14.87,14.84.esi-ms:448.0464[m+na]
+
,c
18h18
brf2n3o2[425.05505].
[0102]
实施例41:化合物8j的制备,同实例32,将4-羟基苄胺换做3,4,5-三氟苯胺,得白色固体,产率:52%,熔点236.2-237.3℃。1h nmr(400mhz,dmso-d6)δ10.48(s,1h),9.43(s,1h),8.97(s,1h),8.29(d,j=8.2hz,1h),7.75(d,j=10.7hz,1h),7.64(d,j=6.9hz,1h),7.50(dt,j=7.9,3.3hz,1h),7.38(dd,j=10.6,6.2hz,2h),7.13(t,j=9.2hz,1h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ165.44,156.28,152.35,136.01,135.97,135.30,127.35,127.24,124.94,124.76,123.11,123.07,120.64,120.18,119.95,119.41,119.33,115.63,115.40,111.43,111.34,14.87,14.83.esi-ms:536.0032[m+na]
+
,c
21h13
brf5n3o2[513.01113].
[0103]
实施例42:化合物8k的制备,同实例32,将4-羟基苄胺换做4-叔丁基苄胺,得白色固体,产率:55%,熔点235.5-236.8℃。1h nmr(400mhz,dmso-d6)δ10.43(s,1h),8.66(s,
1h),8.40(s,1h),7.65(t,j=9.9hz,3h),7.49(d,j=4.7hz,1h),7.36(d,j=6.7hz,2h),7.24(s,2h),7.12(s,2h),4.27(s,2h),2.24(s,3h),1.27(d,j=1.5hz,9h).
13
c nmr(100mhz,dmso-d6)δ165.64,155.03,152.82,149.82,137.12,135.79,135.34,127.51,125.61,124.89,123.08,119.80,119.57,119.29,115.59,115.36,48.05,42.98,34.64,31.63,14.87,14.84.esi-ms:530.12647[m+h]
+
,c
26h26
brf2n3o2[529.11765].
[0104]
实施例43:化合物8l的制备,同实例32,将4-羟基苄胺换做4-羟基哌啶,得白色固体,产率:57%,熔点225.5-226.7℃。1h nmr(400mhz,dmso-d6)δ10.46(s,1h),8.51(s,1h),7.68
–
7.62(m,3h),7.51
–
7.47(m,1h),7.13(t,j=9.2hz,1h),4.75(d,j=3.7hz,1h),3.80(d,j=13.7hz,2h),3.68(dq,j=8.9,4.4hz,1h),3.08(td,j=11.3,10.5,5.2hz,2h),2.24(s,3h),1.78
–
1.72(m,2h),1.35(dd,j=11.4,7.7hz,2h).
13
c nmr(100mhz,dmso-d6)δ165.37,156.25,154.92,135.41,135.36,128.41,128.30,125.38,124.90,124.72,123.08,123.03,120.49,120.25,119.38,119.31,115.61,115.38,113.02,66.20,42.20,34.59,14.87,14.84.esi-ms:466.05905[m-h]-,c
20h20
brf2n3o3[467.06561].
[0105]
实施例44:化合物8m的制备,同实例32,将4-羟基苄胺换做4-三氟甲基苯胺,得白色固体,产率:47%,熔点237.5-239.2℃。1h nmr(400mhz,dmso-d6)δ10.49(s,1h),9.53(s,1h),8.93(d,j=2.4hz,1h),8.35(d,j=8.2hz,1h),7.66(s,6h),7.50(dt,j=7.4,3.5hz,1h),7.13(t,j=9.2hz,1h),2.24(d,j=1.8hz,3h).
13
c nmr(100mhz,dmso-d6)δ165.47,152.29,143.28,135.32,126.72,124.93,124.75,123.13,120.35,119.42,119.35,118.47,115.64,115.40,19.13.esi-ms:550.0153[m+na]
+
,c
22h15
brf5n3o2[527.02678].
[0106]
实施例45:化合物8n的制备,同实例32,将4-羟基苄胺换做环戊胺,得白色固体,产率:62%,熔点225.9-226.5℃。1h nmr(400mhz,dmso-d6)δ10.42(s,1h),8.43
–
8.37(m,2h),7.64(dd,j=9.6,5.8hz,2h),7.49(dt,j=7.5,3.4hz,1h),7.13(t,j=9.2hz,1h),6.77(d,j=7.0hz,1h),3.93(q,j=6.5hz,1h),2.24(s,3h),1.84(dd,j=12.7,6.2hz,2h),1.59(dq,j=25.1,7.6hz,4h),1.37(dd,j=12.7,6.3hz,2h).
13
c nmr(100mhz,dmso-d6)δ165.70,154.53,135.77,135.36,128.78,128.67,124.90,124.72,123.08,123.04,119.73,119.50,119.38,119.30,115.61,115.38,51.41,33.20,23.56,14.87,14.84.esi-ms:450.06363[m-h]-,c
20h20
brf2n3o2[451.07070].
[0107]
实施例46:化合物8o的制备,同实例32,将4-羟基苄胺换做4-羟基环己胺,得白色固体,产率:60%,熔点228.5-229.2℃。1h nmr(400mhz,dmso-d6)δ10.42(s,1h),8.45(s,1h),8.38(d,j=8.1hz,1h),7.64(t,j=7.9hz,2h),7.49(dd,j=8.0,3.6hz,1h),7.13(t,j=9.1hz,1h),6.65(d,j=7.4hz,1h),4.55(d,j=4.3hz,1h),2.24(s,3h),1.88
–
1.78(m,4h),1.21(dq,j=20.1,11.6hz,5h),0.97
–
0.91(m,1h).
13
c nmr(100mhz,dmso-d6)δ165.70,154.33,152.72,135.75,135.35,135.33,128.63,124.91,124.73,123.08,123.03,119.74,119.52,119.38,119.30,115.61,115.38,68.28,48.15,39.35,34.01,30.92,14.84.esi-ms:480.0741[m-h]-,c
21h22
brf2n3o3[481.08126].
[0108]
实施例47:化合物8p的制备,同实例32,将4-羟基苄胺换做4-甲氧基苄胺,得白色固体,产率:52%,熔点213.5-214.2℃。1h nmr(400mhz,dmso-d6)δ10.44(s,1h),8.64(s,1h),8.39(d,j=8.3hz,1h),7.65(s,2h),7.51
–
7.48(m,1h),7.23(d,j=8.1hz,2h),7.15
–
7.09(m,2h),6.92
–
6.90(m,2h),4.24(d,j=4.9hz,2h),3.74(d,j=1.5hz,3h),2.24(s,
3h).
13
c nmr(100mhz,dmso-d6)δ165.65,158.78,158.61,156.23,155.00,135.78,135.34,132.05,129.06,128.65,128.55,124.90,124.72,123.08,123.04,119.80,119.57,119.38,119.29,115.60,115.37,114.27,55.54,42.73,19.03.esi-ms:504.073[m+h]
+
,c
23h20
brf2n3o3[503.06561].
[0109]
实施例48:化合物8q的制备,同实例35,将原料7a做7b,得白色固体,产率:48%,熔点230.5-232.2℃。1h nmr(400mhz,dmso-d6)δ10.85(s,1h),8.83(s,1h),8.39(d,j=8.2hz,1h),7.71(d,j=7.4hz,3h),7.62
–
7.58(m,2h),7.52(d,j=7.9hz,2h),7.29(t,j=5.8hz,1h),4.42(d,j=5.0hz,2h).
13
c nmr(100mhz,dmso-d6)δ166.14,155.17,145.32,128.53,128.18,127.83,126.16,125.78,125.74,125.70,125.66,120.08,119.85,119.77,104.49,104.24,42.86.esi-ms:564.017[m+h]
+
,c
22h13
brf7n3o2[563.00794].
[0110]
实施例49:化合物8r的制备,同实例36,将原料7a做7b,得白色固体,产率:56%,熔点238.5-240.4℃。1h nmr(400mhz,dmso-d6)δ10.86(s,1h),8.74(s,1h),8.40(d,j=7.9hz,1h),7.71(d,j=10.7hz,1h),7.63
–
7.58(m,2h),7.36
–
7.32(m,2h),7.17(t,j=8.1hz,3h),4.30(d,j=5.3hz,2h).
13
c nmr(100mhz,dmso-d6)δ166.17,162.89,155.06,136.46,136.43,129.67,129.59,120.05,119.82,119.66,115.68,115.47,109.47,104.49,104.24,42.53.esi-ms:514.020[m+h]
+
,c
21h13
brf5n3o2[513.01113].
[0111]
合成方案3
[0112][0113]
试剂及其条件:(i)硫代氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(ii)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.。
[0114]
实施例50:中间体9a的制备,取50ml圆底烧瓶,将2.93mmol 5a溶于10ml二氯甲烷中,加入3.52mmol硫代氯甲酸苯酯,加入8.79mmol吡啶,室温搅拌。tlc监测反应,反应完全后,旋蒸除去二氯甲烷,加2n hcl溶液进行萃取,合并有机相,饱和食盐水洗(20ml
×
3),无水硫酸钠干燥,浓缩,干法上样,快速制备硅胶色谱柱分离,二氯甲烷溶剂重结晶。产物为黄色固体,产率:61%,熔点230.4-232.9℃。
[0115]
实施例51:中间体9b的制备,操作同50,所不同的是原料5a换成5b,得黄色固体,产率:65%,熔点235.1-238.0℃。
[0116]
实施例52:中间体9c的制备,操作同50,所不同的是原料5a换成5c,得黄色固体,产率:54%,熔点231.5-232.8℃。
[0117]
实施例53:化合物10a的制备,取50ml圆底烧瓶,将1.05mmol 9a溶于8ml二氯甲烷中,加入1.26mmol 4-羟基苄胺,加入1.57mmol n,n-二异丙基乙胺,室温搅拌。反应结束后浓缩,干法上样,快速制备硅胶色谱柱分离,二氯甲烷-正己烷混合溶剂重结晶。产物为白色固体,产率为61%,熔点238.5-239.2℃。1h nmr(400mhz,dmso-d6)δ10.46(s,1h),9.20(s,1h),8.14(s,1h),8.09
–
8.04(m,1h),7.72(d,j=9.4hz,1h),7.65(d,j=6.8hz,1h),7.51
–
7.48(m,1h),7.13(s,1h),4.39
–
4.34(m,1h),2.24(s,3h),1.18(d,j=1.6hz,3h),1.17(d,j
=1.6hz,3h).
13
c nmr(100mhz,dmso-d6)δ180.09,165.17,158.62,135.33,135.27,135.23,124.90,124.72,123.08,123.03,120.58,120.34,119.38,119.30,115.60,115.37,22.31,14.87,14.84.esi-ms:442.040[m+h]
+
,c
18h18
brf2n3os[441.03220].
[0118]
实施例54:化合物10b的制备,操作同53,所不同的是异丙胺换成4-氟苄胺,得白色固体,产率:50%,熔点246.1-247.7℃。1h nmr(400mhz,dmso-d6)δ10.47(s,1h),9.53(s,1h),8.55(s,1h),8.00(d,j=7.9hz,1h),7.75(d,j=9.9hz,1h),7.65(s,1h),7.51
–
7.48(m,1h),7.39(d,j=2.4hz,2h),7.19(s,1h),7.14(d,j=9.2hz,2h),4.74
–
4.71(m,2h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ181.91,165.06,158.64,156.26,135.43,135.28,130.00,129.92,124.91,124.73,123.10,123.05,120.85,120.62,119.40,119.33,115.68,115.62,115.41,115.38,47.18,14.87,14.84.esi-ms:508.031[m+h]
+
,c
22h17
brf3n3os[507.02278].
[0119]
实施例55:化合物10c的制备,操作同53,所不同的是异丙胺换成3,5-二氟苄胺,得白色固体,产率:55%,熔点249.5-250.9℃。1h nmr(600mhz,dmso-d6)δ10.48(s,1h),9.67(s,1h),8.58(s,1h),7.92(d,j=7.8hz,1h),7.77(d,j=9.9hz,1h),7.65
–
7.64(m,1h),7.51
–
7.49(m,1h),7.14
–
7.11(m,2h),7.05
–
7.03(m,2h),4.77(d,j=5.0hz,2h),2.24(d,j=1.9hz,3h).
13
c nmr(150mhz,dmso-d6)δ182.41,165.01,163.65,163.56,162.02,161.93,158.23,156.64,135.61,135.59,135.30,135.29,124.87,124.75,123.08,123.05,120.98,120.82,119.39,119.34,115.57,115.41,110.72,110.69,110.59,110.56,102.89,102.72,102.55,47.11,14.87,14.85.esi-ms:526.022[m+h]
+
,c
22h16
brf4n3os[525.01336].
[0120]
实施例56:化合物10d的制备,操作同53,所不同的是异丙胺换成3-甲基-4-氟苄胺,得白色固体,产率:52%,熔点245.1-247.7℃。1h nmr(600mhz,dmso-d6)δ10.47(s,1h),9.51(s,1h),8.53(s,1h),8.02(d,j=7.9hz,1h),7.75(d,j=10.0hz,1h),7.65
–
7.64(m,1h),7.51
–
7.48(m,1h),7.26
–
7.24(m,1h),7.20(q,j=3.0hz,1h),7.12(dd,j=8.8,7.2hz,2h),4.68(d,j=5.0hz,2h),2.24(d,j=1.9hz,3h),2.22(d,j=1.8hz,3h).
13
c nmr(150mhz,dmso-d6)δ181.80,165.07,159.47,135.45,135.42,135.31,135.30,134.86,131.23,131.20,127.30,127.24,127.18,124.88,124.76,124.45,124.34,123.06,123.03,120.80,120.64,119.36,119.31,115.57,115.42,115.26,115.12,47.27,14.87,14.85,14.68,14.66.esi-ms:522.047[m+h]
+
,c
23h19
brf3n3os[521.03843].
[0121]
实施例57:化合物10e的制备,取50ml圆底烧瓶,将1.05mmol 9b溶于8ml二氯甲烷中,加入1.26mmol环丙胺,加入1.57mmol n,n-二异丙基乙胺,室温搅拌。反应结束后浓缩,干法上样,快速制备硅胶色谱柱分离,二氯甲烷-正己烷混合溶剂重结晶。得白色固体,产率:63%,熔点241.9-242.9℃。1h nmr(400mhz,dmso-d6)δ10.92(s,1h),9.26(s,1h),8.74(s,1h),8.23(d,j=59.0hz,1h),7.77(d,j=9.8hz,1h),7.62(dd,j=10.2,6.4hz,2h),2.81(d,j=134.6hz,1h),0.77(d,j=6.9hz,2h),0.59(s,2h).
13
c nmr(100mhz,dmso-d6)δ165.68,151.81,151.77,151.71,149.43,149.38,149.34,136.81,135.45,134.54,134.36,129.83,120.84,120.60,119.25,115.67,104.53,104.46,104.28,27.56,7.33.esi-ms:461.990[m+h]
+
,c
17h12
brf4n3os[460.98206].
[0122]
实施例58:化合物10f的制备,操作同53,所不同的是异丙胺换成乙胺,得白色固体,产率:65%,熔点232.5-234.7℃。1h nmr(400mhz,dmso-d6)δ10.48(s,1h),9.36(s,1h),
8.12(s,1h),8.03(d,j=8.0hz,1h),7.75(s,1h),7.66
–
7.64(m,1h),7.51
–
7.48(m,1h),7.13(s,1h),3.48(t,j=6.8hz,2h),2.24(d,j=1.9hz,3h),1.13(s,3h).
13
c nmr(100mhz,dmso-d6)δ181.12,165.12,158.62,156.23,135.38,135.34,124.90,124.73,123.05,123.01,120.74,120.50,119.37,119.29,115.61,115.39,14.88,14.85,14.46.esi-ms:428.024[m+h]
+
,c
17h16
brf2n3os[427.01655].
[0123]
实施例59:化合物10g的制备,操作同53,所不同的是异丙胺换成1,1,1-三氟丙-2-胺,得白色固体,产率:54%,熔点239.1-241.3℃。1h nmr(400mhz,dmso-d6)δ10.50(s,1h),9.57(s,1h),8.66(d,j=8.8hz,1h),7.99(d,j=7.9hz,1h),7.78(d,j=10.0hz,1h),7.65(dd,j=7.1,2.6hz,1h),7.50(dt,j=8.0,3.6hz,1h),7.13(t,j=9.2hz,1h),5.35(s,1h),2.24(s,3h),1.34(d,j=7.0hz,3h).
13
c nmr(100mhz,dmso-d6)δ182.72,165.01,158.64,156.25,135.50,135.47,135.30,124.91,124.73,123.08,123.04,120.86,120.62,119.40,119.32,115.62,115.39,51.39,51.10,14.87,14.84,13.99.esi-ms:496.005[m+h]
+
,c
18h15
brf5n3os[495.00394].
[0124]
实施例60:化合物10h的制备,操作同53,所不同的是异丙胺换成4-三氟甲基苄胺,得白色固体,产率:57%,熔点244.5-246.2℃。1h nmr(400mhz,dmso-d6)δ10.49(s,1h),9.66(s,1h),8.63(d,j=6.2hz,1h),7.96(d,j=7.9hz,1h),7.77(d,j=9.9hz,1h),7.71(d,j=8.1hz,2h),7.66
–
7.64(m,1h),7.54(d,j=8.0hz,2h),7.51(d,j=5.0hz,1h),7.13(s,1h),4.85(d,j=5.5hz,2h),2.24(d,j=1.9hz,3h).
13
c nmr(100mhz,dmso-d6)δ182.30,165.03,156.25,144.24,135.52,135.31,135.29,128.40,128.16,125.67,125.63,125.60,124.91,124.73,123.07,123.02,120.97,120.73,119.38,119.30,115.61,115.38,47.42,14.87,14.84.esi-ms:558.027[m+h]
+
,c
23h17
brf5n3os[557.01959].
[0125]
实施例61:化合物10i的制备,操作同53,所不同的是异丙胺换成4-氨甲基苯硼酸,得白色固体,产率:57%,熔点250.2-251.9℃。1h nmr(400mhz,dmso-d6)δ10.48(s,1h),9.54(s,1h),8.58(d,j=5.8hz,1h),8.06(d,j=7.8hz,1h),8.02(s,2h),7.77(d,j=6.8hz,3h),7.65(d,j=7.2hz,1h),7.50(dd,j=8.1,3.5hz,1h),7.30(d,j=7.5hz,2h),7.13(t,j=8.7hz,1h),4.75(d,j=5.5hz,2h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ181.92,165.09,140.83,135.44,135.32,134.66,127.16,126.92,123.10,123.05,120.82,120.58,119.41,119.33,115.61,115.38,48.05,14.88,14.85.esi-ms:532.0350[m-h]-,c
22h19
bbrf2n3o3s[533.03916].
[0126]
实施例62:化合物10j的制备,操作同53,所不同的是异丙胺换成烯丙胺,得白色固体,产率:59%,熔点237.1-239.9℃。1h nmr(400mhz,dmso-d6)δ10.49(s,1h),9.48(s,1h),8.25(s,1h),8.04(d,j=8.0hz,1h),7.75(d,j=10.0hz,1h),7.67
–
7.64(m,1h),7.52
–
7.48(m,1h),7.14(d,j=9.2hz,1h),5.90(ddd,j=12.0,10.3,5.2hz,1h),5.24
–
5.18(m,1h),5.15
–
5.11(m,1h),4.15(s,2h),2.24(d,j=1.9hz,3h).
13
c nmr(100mhz,dmso-d6)δ181.66,165.09,158.62,156.24,135.33,135.30,134.85,124.91,124.73,123.06,123.01,120.77,120.53,119.37,119.29,116.45,115.61,115.38,46.83,14.88,14.85.esi-ms:440.0246[m+h]
+
,c
18h16
brf2n3os[439.01655].
[0127]
实施例63:化合物10k的制备,取50ml圆底烧瓶,将1.05mmol 9c溶于8ml二氯甲烷中,加入1.26mmol异丙胺,加入1.57mmol n,n-二异丙基乙胺,室温搅拌。反应结束后浓缩,
干法上样,快速制备硅胶色谱柱分离,二氯甲烷-正己烷混合溶剂重结晶。产物为白色固体,产率为59%,熔点235.5-238.9℃。1h nmr(400mhz,dmso-d6)δ10.26(s,1h),9.08(s,1h),7.87(s,2h),7.69
–
7.67(m,1h),7.52(dd,j=8.8,4.1hz,1h),7.21(d,j=11.5hz,1h),7.11(s,1h),4.38(s,1h),2.37(s,3h),2.24(s,3h),1.18(s,3h),1.16(s,3h).
13
c nmr(100mhz,dmso-d6)δ180.49,166.88,158.48,156.10,135.63,135.60,133.13,124.73,124.55,123.16,123.12,119.43,119.35,118.09,117.88,115.48,115.25,22.40,19.44,14.89,14.86.esi-ms:378.144[m+h]
+
,c
19h21
f2n3os[377.13734].
[0128]
实施例64:化合物10l的制备,操作同63,所不同的是异丙胺换成烯丙胺,得白色固体,产率:51%,熔点241.7-242.8℃。1h nmr(400mhz,dmso-d6)δ10.28(s,1h),9.36(s,1h),8.05(s,1h),7.78(d,j=7.3hz,1h),7.68(d,j=4.5hz,1h),7.52(d,j=4.8hz,1h),7.25(s,1h),7.12(s,1h),5.91(dd,j=11.3,5.6hz,1h),5.22(s,1h),5.13(s,1h),4.15(s,2h),2.38(s,3h),2.23(s,3h).
13
c nmr(100mhz,dmso-d6)δ182.00,166.79,158.49,156.11,135.61,135.59,135.14,133.29,124.74,124.56,123.18,123.14,119.45,119.37,118.28,118.08,116.23,115.49,115.26,46.85,19.48,14.89,14.86.esi-ms:376.126[m+h]
+
,c
19h19
f2n3os[375.12169].
[0129]
实施例65:化合物10m的制备,操作同63,所不同的是异丙胺换成4-氨甲基苯硼酸,得白色固体,产率:48%,熔点253.5-255.9℃。1h nmr(400mhz,dmso-d6)δ10.26(s,1h),9.41(s,1h),8.36(s,1h),8.02(d,j=1.8hz,2h),7.81(s,1h),7.76(d,j=7.6hz,2h),7.66(d,j=7.1hz,1h),7.53
–
7.49(m,1h),7.29(d,j=7.5hz,2h),7.24(d,j=11.3hz,1h),7.11(t,j=9.2hz,1h),4.75(d,j=5.2hz,2h),2.38(s,3h),2.24(s,3h).
13
c nmr(100mhz,dmso-d6)δ182.24,166.76,141.14,135.58,134.62,133.27,126.83,124.75,124.57,123.22,119.50,119.41,118.35,118.15,115.49,115.26,48.04,19.49,14.88,14.86.
[0130]
实施例66:化合物10n的制备,操作同63,所不同的是异丙胺换成n-异丙基甲胺,得白色固体,产率:57%,熔点233.6-235.0℃。esi-ms:392.161[m+h]
+
,c
20h23
f2n3os[391.15299].
[0131]
合成方案4
[0132][0133]
试剂及其条件:(i)草酰氯单乙酯,二氯甲烷,3h,rt.;(ii)naoh,甲醇,水,4h,rt.;(iii)不同类型的胺,hatu,n,n-二异丙基乙胺,二氯甲烷,6h,rt.。
[0134]
实施例67:中间体11的制备,取100ml圆底烧瓶,将5.86mmol 5a溶于15ml二氯甲烷中,加入5.86mmol草酰氯单乙酯,室温搅拌。tlc监测反应,反应完全后,浓缩,干法上样,快速制备色谱硅胶柱分离,二氯甲烷溶剂重结晶。产物为白色固体,产率:64%,熔点217.6-218.5℃。
[0135]
实施例68:中间体12的制备,取50ml圆底烧瓶,将2.27mmol 11溶于4ml甲醇中,加
入1ml4n naoh溶液,冰浴下搅拌。tlc监测反应,反应完全后,采用2n hcl调节ph至3-4,加乙酸乙酯进行萃取(20ml
×
3),合并有机相,饱和食盐水洗(20ml
×
3),无水硫酸钠干燥,浓缩,干法上样,快速制备硅胶色谱柱分离,二氯甲烷溶剂重结晶。产物为淡黄色固体,产率:56%,熔点225.7-227.9℃。
[0136]
实施例69:化合物13a的制备,取50ml圆底烧瓶,将1.02mmol 12溶于6ml二氯甲烷中,加入1.22mmol异丙胺、3.05mmol hatu、3.05mmol n,n-二异丙基乙胺,室温搅拌。tlc监测反应,反应完全后,加入水(20ml
×
3),合并有机相,饱和食盐水洗(20ml
×
3),无水硫酸钠干燥,浓缩,干法上样,快速制备色谱硅胶柱分离,二氯甲烷-正己烷混合溶剂重结晶。产物为白色固体,产率53%,熔点232.2-234.6℃。1h nmr(400mhz,dmso-d6)δ10.54(s,1h),10.48(s,1h),8.89(d,j=8.4hz,1h),7.85
–
7.81(m,2h),7.65(d,j=6.4hz,1h),7.51
–
7.48(m,1h),7.13(s,1h),4.02
–
3.97(m,1h),2.24(s,3h),1.17(d,j=1.7hz,3h),1.15(d,j=1.6hz,3h).
13
c nmr(100mhz,dmso-d6)δ164.96,159.42,158.65,154.07,135.97,135.27,125.55,124.96,124.78,123.04,122.99,121.03,120.80,119.35,119.27,115.65,115.42,41.89,22.21,14.87,14.83.esi-ms:454.057[m+h]
+
,c
19h18
brf2n3o3[453.04996].
[0137]
实施例70:化合物13b的制备,操作同69,所不同的是异丙胺换成环戊胺,得白色固体,产率:42%,熔点235.5-237.2℃。1h nmr(400mhz,dmso-d6)δ10.55(s,1h),10.49(s,1h),8.98(d,j=8.0hz,1h),7.85
–
7.80(m,2h),7.64(d,j=7.0hz,1h),7.51
–
7.47(m,1h),7.15(d,j=9.2hz,1h),4.14
–
4.08(m,1h),2.24(s,3h),1.88
–
1.83(m,2h),1.71
–
1.66(m,2h),1.55(dt,j=10.8,5.9hz,4h).
13
c nmr(100mhz,dmso-d6)δ164.96,159.37,159.25,156.27,154.08,135.96,135.27,125.58,124.96,124.89,124.78,123.02,122.97,121.04,120.81,119.34,119.26,115.65,115.42,51.44,32.06,24.04,14.87,14.84.esi-ms:480.073[m+h]
+
,c
21h20
brf2n3o3[479.06561].
[0138]
实施例71:化合物13c的制备,操作同69,所不同的是异丙胺换成1-氨基-2-甲基-2-丙醇,得白色固体,产率:39%,熔点238.0-239.7℃。esi-ms:calculated for c
20h20
brf2n3o4[m-h]-483.06053,found 484.068.
[0139]
实施例72:化合物13d的制备,操作同69,所不同的是异丙胺换成环丙胺,得白色固体,产率:35%,熔点232.7-234.3℃。1h nmr(400mhz,dmso-d6)δ10.56(s,1h),10.51(s,1h),9.13(d,j=5.3hz,1h),7.82(d,j=9.3hz,1h),7.64(dd,j=7.1,2.6hz,1h),7.52(d,j=4.0hz,1h),7.49
–
7.46(m,1h),7.14(d,j=9.2hz,1h),2.85(dd,j=8.1,3.8hz,1h),2.24(d,j=1.9hz,3h),0.69(dd,j=6.7,4.5hz,4h).
13
c nmr(100mhz,dmso-d6)δ164.96,160.88,159.13,158.65,151.60,135.96,135.92,135.27,135.24,135.10,129.34,125.62,124.78,121.20,121.04,119.32,119.24,115.65,115.42,23.53,14.88,14.84,5.92.esi-ms:452.041[m+h]
+
,c
19h16
brf2n3o3[451.03431].
[0140]
合成方案5
[0141][0142]
试剂及其条件:(i)浓hno3,浓h2so4,0℃,12h,rt.;(ii)氯化亚砜,n,n-二甲基甲酰
胺,6h,80℃;(iii)乙腈,3,4,5-三氟苯胺,6h,60℃;(iv)fe粉,nh4cl,甲醇,水,12h,90℃;(v)氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(vi)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.。
[0143]
实施例73:化合物15的制备,取100ml圆底烧瓶,加入22.5ml浓h2so4,冰浴下加入22.83mmol 2-溴-6-氟苯甲酸,缓慢滴加2ml浓hno3,室温反应12h。反应结束后逐滴加入200ml冰水中,抽滤,水洗,干燥得黄白色固体4.1004g,产率68%。
[0144]
实施例74:化合物16的制备,取50ml圆底烧瓶,将3.21mmol中间体15溶于10ml氯化亚砜中,加入2滴n,n-二甲基甲酰胺,80℃回流反应,反应结束后冷却至室温,旋蒸后得油状产物。
[0145]
实施例75:中间体17的制备,取50ml圆底烧瓶,将中间体16溶于15ml乙腈中,加入3,4,5-三氟苯胺,60℃回流反应,反应结束后冷却至室温,浓缩,干法上样,快速制备硅胶色谱柱分离,二氯甲烷-正己烷混合溶剂重结晶。
[0146]
实施例76:中间体18的制备,取100ml圆底烧瓶,将5.39mmol中间体17溶于甲醇(10ml)与水(10ml)的混合溶剂中,加入18.86mmol fe粉,10.78mmol nh4cl,90℃回流反应,反应结束后使用硅藻土趁热抽滤,滤液浓缩,干燥得白色固体,产率78%。
[0147]
实施例77:中间体19的制备,取50ml圆底烧瓶,将2.93mmol 18溶于10ml二氯甲烷中,加入3.52mmol氯甲酸苯酯,加入8.79mmol吡啶,室温搅拌。tlc监测反应,反应完全后,旋蒸除去二氯甲烷,加2n hcl溶液进行萃取,合并有机相,饱和食盐水洗(20ml
×
3),无水硫酸钠干燥,浓缩,干法上样,快速制备硅胶色谱柱分离,重结晶得到目标化合物。产物为白色固体,产率为60%,熔点207.1-208.7℃。
[0148]
实施例78:化合物20a的制备,取50ml圆底烧瓶,将1.08mmol 19溶于8ml二氯甲烷中,加入1.30mmol 4-羟基苄胺,加入1.63mmol n,n-二异丙基乙胺,室温搅拌。反应结束后浓缩,干法上样,快速制备硅胶色谱柱分离,二氯甲烷-正己烷混合溶剂重结晶。产物为白色固体,产率为58%,熔点234.1-236.4℃。1h-nmr(400mhz,chloroform-d)δ8.59(s,1h),7.71
–
7.64(m,1h),7.52(d,j=8.6hz,1h),7.43
–
7.33(m,2h),4.90(d,j=7.5hz,1h),3.50(h,j=6.7hz,1h),1.11(dd,j=6.6,1.7hz,6h).
13
c-nmr(100mhz,chloroform-d)δ160.20,156.55,153.98,150.01,131.29,129.14,129.10,128.71,128.56,128.39,128.17,126.46,126.42,104.89,104.82,104.71,104.64,60.55,46.97,29.72,26.93,23.60,21.06,14.16.esi-ms:523.096[m-h]-,c
24h20
f4n2o5s[524.10291].
[0149]
实施例79:化合物20b的制备,操作同例78,所不同的是把异丙基换成环己胺,产物为白色固体,产率为60%,熔点238.6-241.2℃。1h-nmr(400mhz,dmso-d6)δ11.17(s,1h),8.13(dd,j=9.3,5.6hz,1h),7.91(s,1h),7.66
–
7.54(m,2h),7.36(t,j=8.8hz,1h),7.03(d,j=7.6hz,1h),3.48(d,j=9.3hz,1h),1.88
–
1.77(m,2h),1.72
–
1.62(m,2h),1.55(d,j=12.6hz,1h),1.23(dq,j=45.3,11.3,10.8hz,5h).
13
c-nmr(100mhz,dmso-d6)δ176.50,175.40,169.73,162.32,154.46,152.22,152.03,132.43,130.96,123.69,117.56,104.38,104.14,34.48,33.28,26.56,25.69,24.72,22.38,18.72.esi-ms:488.0424[m+h]
+
,c
20h18
brf4n3o2[487.05185].
[0150]
实施例80:化合物20c的制备,操作同例78,所不同的是把异丙基换成3,4,5-三氟苯胺,产物为白色固体,产率为47%,熔点221.7-223.6℃。1h-nmr(400mhz,dmso-d6)δ11.06
(s,1h),7.59(dd,j=10.0,6.4hz,2h),7.13(t,j=8.8hz,1h),6.91(dd,j=9.2,5.3hz,1h),5.44(s,2h),4.38(d,j=1.5hz,1h).
13
c-nmr(100mhz,dmso-d6)δ162.92,151.27,149.53,148.92,143.78,131.82,129.00,127.47,127.25,116.41,116.33,116.19,115.97,104.28,104.22,104.03,65.54,56.51,29.52,19.01.esi-ms:533.9669[m-h]-,c
22h16
brf4n3o3[534.97664].
[0151]
实施例81:化合物20d的制备,操作同例78,所不同的是把异丙基换成4-三氟甲基苯胺,产物为白色固体,产率为45%,熔点229.8-232.4℃。1h-nmr(400mhz,dmso-d6)δ11.05(s,2h),7.59(dd,j=10.2,6.4hz,4h),7.12(td,j=8.8,1.6hz,2h),6.95
–
6.86(m,2h),4.27
–
3.94(m,1h).
13
c-nmr(100mhz,dmso-d6)δ162.91,152.00,151.26,149.57,148.91,143.80,127.48,127.26,116.40,116.32,116.19,115.97,104.27,104.22,104.03,34.77,31.62,30.83,30.40,30.30.esi-ms:547.9852[m-h]-,c
21h11
brf7n3o2[548.99229].
[0152]
实施例82:化合物20e的制备,操作同例78,所不同的是把异丙基换成3,4,5-三氟苄胺,产物为白色固体,产率为54%,熔点252.4-255.8℃。1h-nmr(400mhz,dmso-d6)δ11.17(s,1h),8.17(s,1h),8.12
–
8.06(m,1h),7.72(d,j=7.9hz,2h),7.62
–
7.51(m,5h),7.37(t,j=8.8hz,1h),4.42(d,j=5.8hz,2h).
13
c-nmr(100mhz,dmso-d6)δ162.25,155.54,155.02,152.59,152.07,145.42,143.29,135.41,128.26,127.87,126.19,125.77,125.73,124.66,123.49,115.82,115.60,104.41,104.16,56.50,42.95,19.02.esi-ms:547.9963[m-h]-,c
21h11
brf7n3o2[548.99229].
[0153]
实施例83:化合物20f的制备,操作同例78,所不同的是把异丙基换成4-三氟甲基苯胺,产物为白色固体,产率为57%,熔点249.3-252.0℃。1h-nmr(400mhz,dmso-d6)δ11.17(s,1h),8.17(s,1h),8.12
–
8.06(m,1h),7.72(d,j=7.9hz,2h),7.62
–
7.51(m,5h),7.37(t,j=8.8hz,1h),4.42(d,j=5.8hz,2h).
13
c-nmr(100mhz,dmso-d6)δ162.25,155.54,155.02,152.59,152.07,145.42,143.29,135.41,128.26,127.87,126.19,125.77,125.73,124.66,123.49,115.82,115.60,104.41,104.16,56.50,42.95,19.02.esi-ms:562.0042[m-h]-,c
22h13
brf7n3o2[563.00794].
[0154]
实施例84:化合物20g的制备,操作同例78,所不同的是把异丙基换成4-氟苄胺,产物为白色固体,产率为61%,熔点245.1-248.7℃。1h-nmr(400mhz,dmso-d6)δ11.17(s,1h),8.15
–
8.06(m,2h),7.59(dd,j=10.1,6.4hz,2h),7.47(d,j=5.9hz,1h),7.40
–
7.33(m,3h),7.18(td,j=8.9,1.7hz,2h),4.31(d,j=5.6hz,2h).
13
c-nmr(100mhz,dmso-d6)δ162.92,162.26,155.40,152.49,136.52,136.48,135.49,135.46,129.76,129.68,127.62,124.43,124.35,115.80,115.70,115.58,115.49,111.46,104.40,104.16.esi-ms:514.0276[m+h]
+
,c
22h13
brf5n3o2[513.01113].
[0155]
实施例85:化合物20h的制备,操作同例78,所不同的是把异丙基换成4-甲氧基苄胺,产物为白色固体,产率为59%,熔点253.5-256.2℃。1h-nmr(400mhz,dmso-d6)δ11.17(s,1h),8.13(dd,j=9.5,5.6hz,1h),8.05(s,1h),7.59(dd,j=10.0,6.3hz,2h),7.38(q,j=8.9,7.9hz,2h),7.24(d,j=8.0hz,2h),6.95
–
6.87(m,2h),4.24(d,j=5.5hz,2h),3.74(d,j=1.5hz,3h).
13
c-nmr(100mhz,dmso-d6)δ162.27,158.81,155.30,154.81,152.39,135.57,132.08,129.16,127.60,124.16,115.79,115.57,114.29,111.25,104.39,104.15,55.56,42.88.esi-ms:526.0609[m+h]
+
,c
22h16
brf4n3o3[525.03112].
[0156]
合成方案6
[0157][0158]
试剂及其条件:(i)硫代氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(ii)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.。
[0159]
实施例86:中间体21的制备,取50ml圆底烧瓶,将2.93mmol 18溶于10ml二氯甲烷中,加入3.52mmol硫代氯甲酸苯酯,加入8.79mmol吡啶,室温搅拌。tlc监测反应,反应完全后,旋蒸除去二氯甲烷,加2n hcl溶液进行萃取,合并有机相,饱和食盐水洗(20ml
×
3),无水硫酸钠干燥,浓缩,干法上样,快速制备硅胶色谱柱分离,二氯甲烷溶剂重结晶。产物为淡黄色固体,产率:59%,熔点213.8-214.6℃。
[0160]
实施例87:化合物22a的制备,取50ml圆底烧瓶,将1.05mmol 21溶于8ml二氯甲烷中,加入1.26mmol 3-戊胺,加入1.57mmol n,n-二异丙基乙胺,室温搅拌。反应结束后浓缩,干法上样,快速制备硅胶色谱柱分离,二氯甲烷-正己烷混合溶剂重结晶。产物为白色固体,产率为61%,熔点240.0-242.7℃。1h-nmr(600mhz,dmso-d6)δ11.23(s,1h),8.97(s,1h),7.93(d,j=8.5hz,1h),7.82
–
7.77(m,1h),7.60(dd,j=9.9,6.3hz,2h),7.41(t,j=8.7hz,1h),4.20(d,j=7.1hz,1h),1.61
–
1.52(m,2h),1.51
–
1.44(m,2h),0.89(t,j=7.4hz,6h).
13
c-nmr(150mhz,dmso-d6)δ182.24,162.06,155.24,151.56,149.93,135.61,135.28,135.20,132.41,127.79,118.76,115.32,115.17,104.39,104.25,104.22,56.74,26.71,10.62.esi-ms:492.038[m-h]-,c
19h18
brf4n3os[491.02901].
[0161]
实施例88:化合物22b的制备,操作同例87,所不同的是把3-戊胺换成环戊胺,产物为白色固体,产率为65%,熔点242.7-245.2℃。1h-nmr(600mhz,dmso-d6)δ11.24(s,1h),8.94(s,1h),8.18(d,j=6.9hz,1h),7.85(d,j=19.0hz,1h),7.60(dd,j=9.9,6.4hz,2h),7.40(t,j=8.7hz,1h),4.50(s,1h),2.00
–
1.92(m,2h),1.72
–
1.62(m,2h),1.60
–
1.52(m,2h),1.48(s,2h).
13
c-nmr(150mhz,dmso-d6)δ162.07,151.57,149.94,135.30,132.09,127.77,127.62,115.29,115.14,104.39,56.01,33.23,32.59,23.87,23.63.esi-ms:490.023[m+h]
+
,c
19h16
brf4n3os[489.01336].
[0162]
实施例89:化合物22c的制备,操作同例87,所不同的是把3-戊胺换成(s)-3-氨基四氢呋喃,产物为白色固体,产率为45%,熔点248.1-253.9℃。1h-nmr(600mhz,dmso-d6)δ11.24(s,1h),9.06(s,1h),8.41(d,j=6.7hz,1h),7.60(dd,j=9.8,6.3hz,2h),7.42(t,j=8.7hz,1h),4.74(s,1h),3.89
–
3.77(m,2h),3.72(d,j=5.6hz,1h),3.65(dd,j=9.6,3.0hz,1h),2.26
–
2.18(m,1h),1.86(s,1h).
13
c-nmr(150mhz,dmso-d6)δ162.02,151.56,149.94,135.25,135.17,127.85,127.69,115.41,115.26,104.39,104.22,73.03,66.84,60.25,55.39,55.28,32.58,14.55.esi-ms:492.000[m+h]
+
,c
18h14
brf4n3o2s[490.99202].
[0163]
实施例90:化合物22d的制备,操作同例87,所不同的是把3-戊胺换成环己胺,产物为白色固体,产率为60%,熔点239.7-244.6℃。1h-nmr(600mhz,dmso-d6)δ11.24(s,1h),
8.99(s,1h),8.09
–
7.99(m,1h),7.81(s,1h),7.60(dd,j=9.8,6.3hz,2h),7.40(t,j=8.7hz,1h),4.08(s,1h),1.94(dt,j=12.4,3.9hz,2h),1.70(dq,j=7.6,3.6hz,2h),1.57(dd,j=10.9,6.9hz,1h),1.36
–
1.14(m,5h).
13
c-nmr(150mhz,dmso-d6)δ162.06,151.56,149.93,135.58,135.28,132.22,127.78,127.63,118.47,115.30,115.15,104.38,104.25,104.21,52.95,32.36,25.60,24.90.esi-ms:502.028[m-h]-,c
20h18
brf4n3os[503.02901].
[0164]
实施例91:目标化合物体外抗hbv细胞活性实验
[0165]
hbv细胞株及培养条件
[0166]
将hepad38复苏,待细胞状态良好,待长满后消化,计数,于培养基中加入tetracycline(终浓度为300ng/ml)以及g418(终浓度为400μg/ml),tetracycline存在下病毒不表达,用含10%fbs的dmem/f-12k培养基(包含终浓度为300μg/ml的tetracycline以及终浓度为400μg/ml的g418,1%双抗)稀释成浓度为2
×
105/ml细胞悬液,以每孔100μl的量接种于96孔板(整块板铺满),置于37℃、5%co2恒温培养箱中孵育24h。24h后,弃去旧培养基,加入200μl新鲜的含2%fbs及1%双抗dmem/f-12k培养基。
[0167]
(1)细胞毒性实验
[0168]
体外细胞毒性实验中化合物配制和细胞处理:用dmso溶解化合物至20mm。加系列稀释的化合物1μl每孔到上述细胞板中,实验最高终浓度为100μm(200倍稀释)。staurosporine(星苞菌素,selleck,cas no.62996-74-1)作为阳性对照化合物,最高浓度为1μm。阴性对照孔加入1μldmso,终浓度为0.5%。
[0169]
72h后,弃去旧培养基,加入含有10%cck8溶液的培养基,孵育20-40min,于酶标仪中检测,得到od值,导出数据计算抑制率,用graphpad prism 8软件对实验数据进行分析处理,服从正态分布的定量资料采用均数
±
标准误(means
±
sem)进行统计学描述。
[0170]
(2)抑制hbv dna活性实验(定量pcr方法)
[0171]
抗病毒实验中化合物配制和细胞处理:用dmso溶解化合物至20mm,然后进行8个稀释度的4倍稀释,最高浓度为20μm,2复孔。使用圣湘生物48人份(pcr-荧光探针法)一步法的乙型肝炎病毒核酸定量检测试剂盒进行qpcr,吸取2.5μl上清进行q-pcr,使用前待试剂盒试剂融化后涡旋混匀,离心后将酶混合液放置冰上待用,并保证后续步骤在冰上完成。于q-pcr板中每孔加入2.5μl样本释放剂,2.5μl测试样本上清(实验组,对照组,标准曲线组)。q-pcr反应后得到各孔病毒dna拷贝数。用graphpad prism 8软件对实验数据进行分析处理,服从正态分布的定量资料采用均数
±
标准误(means
±
sem)进行统计学描述。
[0172]
表1定向合成化合物和先导化合物nvr 3-778的抗乙肝病毒活性
[0173][0174][0175]
活性结果表明,新合成的苯甲酰胺类hbv衣壳蛋白抑制剂呈现出显著的抗hbv活
性。其中,化合物10l活性最好(ec
50
=0.012
±
0.002μm),显著优于先导化合物nvr 3-778,具有进一步研究的价值。
[0176]
实施例92:目标化合物体外抗hbv靶点活性实验
[0177]
将hbv核心蛋白与荧光染料4℃孵育过夜以标记c150蛋白,葡聚糖凝胶过滤除去多余的荧光染料,然后将荧光标记的hbv核心蛋白与不同浓度的化合物室温孵育15分钟,加入nacl,然后室温孵育1小时后用酶标仪spectramax m2测定荧光信号值(ex485/em535)。
[0178]
化合物测试起始浓度为30μm,3倍系列稀释,共8个浓度,2复孔。化合物测试试验体系中荧光标记的hbv核心蛋白终浓度为1.5μm,nacl终浓度为150mm,dmso浓度为0.5%,同时设置0%组装对照孔(0m nacl)和100%组装对照孔(1m nacl)。
[0179]
组装活性%=[1-(样品荧光
–
1m nacl平均对照荧光值)/(0m nacl平均对照荧光值-1m nacl平均对照荧光值)]
×
100。用graphpad prism 5软件对实验数据及图片进行分析处理,并进行统计学描述。
[0180]
表2先导化合物及化合物10a、10i和10l靶点活性测定结果
[0181][0182]
根据靶点活性结果表明,10i(ec
50
=22.3650
±
2.52μm)的靶点活性弱于先导化合物nvr 3-778(ec
50
=1.5260
±
0.19μm),而10a(ec
50
=0.7412μm)和10l(ec
50
=0.8780
±
0.04μm)靶点活性优于先导化合物。
技术特征:
1.一种苯甲酰胺类hbv衣壳蛋白抑制剂,其特征在于,具有如下通式ⅰ或ii所示的结构:其中,z为羰基、硫代羰基、双羰基;m为羰基,硫代羰基;l为c
2-3
烯基、苯乙烯基、3-6元环烷基、卤素取代的苄基、5元杂芳基、卤素取代的苯基、含有杂原子取代或未取代的c
1-3
烷基取代的苯基、3-6元环烷基胺基、含有杂原子取代或未取代的c
2-5
脂肪胺基、卤素取代的芳胺基、卤代烃基取代的芳胺基、卤素取代的苄胺基、含有杂原子取代或未取代的c
1-4
烷基取代的苄基;w为c
3-5
脂肪胺基、5-6元环烷基胺基、卤素取代的芳胺基、卤代烃基取代的芳胺基、卤素取代的苄胺基、卤代烃基取代的苄胺基;r1为甲基或溴原子;r2为甲基或氟原子;r3为氢原子或氟原子。2.如权利要求1所述的苯甲酰胺类hbv衣壳蛋白抑制剂,其特征在于,通式ⅰ或ii中,z为m为l为l为l为w为r1为-ch3或br,r2为-ch3或f,r3为h或f。3.如权利要求1或2所述的苯甲酰胺类hbv衣壳蛋白抑制剂,其特征在于,是具有下列结构的化合物之一:
4.如权利要求3所述的苯甲酰胺类hbv衣壳蛋白抑制剂的制备方法,其特征在于以2-溴-4-氟苯甲酸、2-甲基-4-氟苯甲酸和2-溴-6-氟苯甲酸为原料,经过以下合成路线之一制备:合成路线1如下:试剂及其条件:(i)浓hno3,浓h2so4,0℃,12h,rt.;(ii)氯化亚砜,n,n-二甲基甲酰胺,6h,80℃;(iii)乙腈,3-氟-4-甲基苯胺或3,4,5-三氟苯胺,6h,60℃;(iv)fe粉,nh4cl,甲醇,水,12h,90℃;(v)不同类型的酰氯,吡啶,二氯甲烷,4h,rt.;所述的不同类型的酰氯选自:4-氰基苯甲酰氯,4-溴苯甲酰氯,4-甲基苯甲酰氯,4-正丙基苯甲酰氯,2-噻吩甲酰氯,(e)-苯丙烯酰氯,3,4,5-三氟苯甲酰氯,4-三氟甲基苯甲酰氯,3-甲氧基丙酰氯,4-氟苯甲酰氯,4-氟苯乙酰氯,丙烯酰氯,2-丁烯酰氯,环丙基甲酰氯,环丁基甲酰氯,环戊基甲酰氯,环己基甲酰氯;
合成路线2如下:试剂及其条件:(i)氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(ii)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.;所述的不同类型的胺选自:4-羟基苄胺,3,5-二氟苄胺,3-甲基-4-氟苄胺,4-三氟甲基苄胺,4-氟苄胺,3-氨甲基吡啶,3,4,5-三氟苄胺,3-戊胺,异丙胺,3,4,5-三氟苯胺,4-叔丁基苄胺,4-羟基哌啶,4-三氟甲基苯胺,环戊胺,4-羟基环己胺,4-甲氧基苄胺;合成路线3如下:试剂及其条件:(i)硫代氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(ii)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.;所述的不同类型的胺选自:异丙胺,4-氟苄胺,3,5-二氟苄胺,3-甲基-4-氟苄胺,环丙胺,乙胺,烯丙胺,1,1,1-三氟丙-2-胺,4-三氟甲基苄胺,4-氨甲基苯硼酸,n-异丙基甲胺;合成路线4如下:试剂及其条件:(i)草酰氯单乙酯,二氯甲烷,3h,rt.;(ii)naoh,甲醇,水,4h,rt.;(iii)不同类型的胺,hatu,n,n-二异丙基乙胺,二氯甲烷,6h,rt.;所述的不同类型的胺选自:异丙胺,环戊胺,1-氨基-2-甲基-2-丙醇,环丙胺;合成路线5如下:试剂及其条件:(i)浓hno3,浓h2so4,0℃,12h,rt.;(ii)氯化亚砜,n,n-二甲基甲酰胺,6h,80℃;(iii)乙腈,3,4,5-三氟苯胺,6h,60℃;(iv)fe粉,nh4cl,甲醇,水,12h,90℃;(v)
氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(vi)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.;所述的不同类型的胺选自:异丙胺,环己胺,3,4,5-三氟苯胺,4-三氟甲基苯胺,3,4,5-三氟苄胺,4-三氟甲基苄胺,4-氟苄胺,4-甲氧基苄胺;合成路线6如下:试剂及其条件:(i)硫代氯甲酸苯酯,吡啶,二氯甲烷,6h,rt.;(ii)不同类型的胺,n,n-二异丙基乙胺,二氯甲烷,4h,rt.;所述的不同类型的胺选自:3-戊胺,环戊胺,(s)-3-氨基四氢呋喃,环己胺;以上路线中的r1、r2、r3、l、w如上述通式ⅰ或ii化合物相应位置所述。5.如权利要求1-3任一项所述的苯甲酰胺类hbv衣壳蛋白抑制剂在制备抗乙肝药物中的应用。6.一种抗hbv药物组合物,包括权利要求1-3任一项所述的苯甲酰胺类hbv衣壳蛋白抑制剂和一种或多种药学上可接受载体。
技术总结
本发明公开了一种苯甲酰胺类HBV衣壳蛋白抑制剂及其制备方法和应用,所述化合物具有通式Ⅰ或II所示的结构。本发明还涉及含有通式Ⅰ或II结构化合物的制备方法,药物组合物以及提供上述化合物在制备的抗HBV药物中的应用。上述化合物在制备的抗HBV药物中的应用。上述化合物在制备的抗HBV药物中的应用。
技术研发人员:贾海永 王美 展鹏 陈允甫 阎芳 刘俊 梁明辉
受保护的技术使用者:潍坊医学院
技术研发日:2023.04.13
技术公布日:2023/7/13
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