CN114890947A - 一种含喹啉结构单元的芳杂环类化合物及其制备方法和应用 - Google Patents

一种含喹啉结构单元的芳杂环类化合物及其制备方法和应用 Download PDF

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CN114890947A
CN114890947A CN202210557861.4A CN202210557861A CN114890947A CN 114890947 A CN114890947 A CN 114890947A CN 202210557861 A CN202210557861 A CN 202210557861A CN 114890947 A CN114890947 A CN 114890947A
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马立英
高雅
李宜涵
朱元载
吴亚茜
赵兵
刘宏民
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Zhengzhou University
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Abstract

本发明公开了一种含喹啉结构单元的芳杂环类化合物,该化合物是一种HDAC6抑制剂,通过与胃癌细胞内金属离子鳌合形成稳定的配合物,从而抑制了胃癌细胞MGC‑803的增殖活性。实验结果表明,与阳性对照SAHA相比,本发明提供的含喹啉结构单元的芳杂环类化合物不仅对HDAC6有较好的选择性抑制作用,而且对胃癌细胞MGC‑803具有较好的增殖抑制活性。

Description

一种含喹啉结构单元的芳杂环类化合物及其制备方法和应用
技术领域
本发明属于药物化学领域,涉及一种含喹啉结构单元的芳杂环类化合物及其制备方法和应用。
背景技术
恶性肿瘤,尤其是胃癌严重威胁人类健康,尽管全球胃癌的总体发病率持续下降,但在西方国家,大多数患者仍被诊断为晚期疾病。在这些情况下,手术切除原发性肿瘤的治愈价值有限,并且发病率高。除了发展完善肿瘤的早期预防诊断技术之外,开发新型高效的抗肿瘤药物是治疗肿瘤的最基本手段。
组蛋白赖氨酸去乙酰化酶6(Histone deacetylase 6,HDAC6)是组蛋白去乙酰化酶(HDAC)家族中最大的成员,具有独特的结构特征和底物特异性。研究发现,HDAC6在胃癌的发生发展中起着重要作用,其过表达可诱导正常细胞向胃癌细胞转化,引发癌症,可通过抑制HDAC6活性的方式阻碍胃癌的发生发展。但是,目前关于HDAC6抑制剂用于治疗胃癌的报道较少。由此可见,寻找高效、高选择性的HDAC6抑制剂对于胃癌的治疗及预后有着重要意义。
发明内容
为了克服现有技术的不足,本发明的目的之一在于提供一种含喹啉结构单元的芳杂环类化合物,该化合物不仅对HDAC6有较好的选择性抑制作用,而且对胃癌细胞MGC-803具有较好的增殖抑制活性。
本发明的目的之二在于提供一种含喹啉结构单元的芳杂环类化合物的制备方法。
本发明的目的之三在于提供含喹啉结构单元的芳杂环类化合物的应用。
本发明的目的之一采用如下技术方案实现:
一种含喹啉结构单元的芳杂环类化合物,具有结构通式Ⅰ
Figure BDA0003652985950000011
其中,R1为氢、卤素、甲基、甲氧基、三氟甲基;
R2为取代苯基或芳杂环,所述取代苯基的取代基为氢、C1-C3饱和烷烃、甲氧基、3,4-二甲氧基、3,4,5-三甲氧基、三氟甲基、卤素、苯基;
R3为异羟肟酸、1,2-苯二胺。
进一步地,所述R2为芳杂环时,所述芳杂环为萘、吲哚、吡啶、噻吩中的一种。
进一步地,所述R1、R2与R3选自下列基团的一种或多种:
Figure BDA0003652985950000021
Figure BDA0003652985950000031
Figure BDA0003652985950000041
Figure BDA0003652985950000051
本发明的目的之二通过采用如下技术方案实现:
含喹啉结构单元的芳杂环类化合物的制备方法,包括以下步骤:
Figure BDA0003652985950000052
(1)将化合物A添加至溶剂A中组成反应体系进行开环反应,化合物B溶解于溶剂B中得到混合物,将所述混合物添加至所述反应体系中,进行脱水缩合反应,得到化合物C;
其中,首先将化合物A在溶剂A中进行开环反应,生成酮酸中间体,中间体在与带有羰基的苯乙酮(或其它乙酰基杂环)进行缩合反应,脱水生成化合物C。若直接采用一锅煮的方法,直接向靛红的乙醇溶液中加入固体氢氧化钾和苯乙酮,则反应将基本停留在靛红开环后的酮酸中间体状态,不能得到化合C。
(2)将步骤(1)得到的化合物C溶解于溶剂C中,向其中加入缩合剂A并搅拌;再加入4-氨甲基苯甲酸甲酯盐酸盐、三乙胺进行缩合反应,得到化合物D;
(3)搅拌状态下将步骤(2)得到的化合物D加入到溶剂C中溶解,加入氢氧化钠,水解反应生产化合物E;
(4)搅拌状态下将步骤(3)得到的化合物E溶解于溶剂D中,在缩合剂B或缩合剂C的作用下与邻(4-氢-2H-吡喃-2-基)羟基胺或N-BOC-1,2苯二胺发生缩合反应,得到化合物F;
(5)将步骤(4)得到的化合物F溶于溶剂C或溶剂D中与浓盐酸反应,得到具有结构通式Ⅰ的化合物;
其中R4为2-甲氧基四氢-2H-吡喃基或乙酸叔丁酯基。
进一步地,所述步骤(1)中化合物A和化合物B的添加摩尔比为1:1.1。
进一步地,所述步骤(1)开环反应过程的温度为室温,开环过程在搅拌中进行,搅拌的速率为600~700rpm,反应时间为0.5h;脱水缩合反应的温度为75℃,反应时间为4~5h;
所述步骤(2)搅拌的速率为600~700rpm,缩合反应温度为室温,时间为2~3h;
所述步骤(3)搅拌的速率为600~700rpm,水解的温度为75℃,时间为4~5h;
所述步骤(4)搅拌的速率为600~700rpm,缩合反应温度为室温,时间为2~3h;
所述步骤(5)的反应在搅拌中进行,所述搅拌的速率为600~700rpm。
进一步地,所述溶剂A为33%氢氧化钾,溶剂B为乙醇,溶剂C为二氯甲烷,溶剂D为甲醇,溶剂E为N,N-二甲基甲酰胺,溶剂F为1,4-二氧六环。
进一步地,所述缩合剂A为为1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐和1-羟基苯并三唑;缩合剂B为1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐和2-(7-偶氮苯并三氮唑)-N,N,N',N'-四甲基脲六氟磷酸酯;缩合剂C为1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐和4-二甲氨基吡啶。
本发明的目的之三采用如下技术方案实现:
含喹啉结构单元的芳杂环类化合物的应用,所述含喹啉结构单元的芳杂环类化合物在制备抑制胃癌细胞增殖活性的药物。
进一步地,所述胃癌细胞为MGC-803。
在本发明中,所述抑制胃癌细胞增殖活性的药物包括上述技术方案所述含喹啉结构单元的芳杂环类化合物中的至少一种和辅料;所述含喹啉结构单元的芳杂环类化合物的含量优选为95%;本发明对于所述辅料没有特殊的限定,采用本领域技术人员熟知的药学上可接受的辅料即可。
相比现有技术,本发明的有益效果在于:
本发明提供了一种含喹啉结构单元的芳杂环类化合物,该化合物是一种HDAC6抑制剂,通过与胃癌细胞内金属离子鳌合形成稳定的配合物,从而抑制了胃癌细胞MGC-803的增殖活性。实验结果表明,与阳性对照SAHA相比,本发明提供的含喹啉结构单元的芳杂环类化合物不仅对HDAC6有较好的选择性抑制作用,而且对胃癌细胞MGC-803具有较好的增殖抑制活性。
本发明还提供了上述含喹啉结构单元的芳杂环类化合物的制备方法,该方法得到的化合物具有产率高、纯度高的特点。
具体实施方式
下面,结合具体实施方式,对本发明做进一步描述,需要说明的是,在不相冲突的前提下,以下描述的各实施例之间或各技术特征之间可以任意组合形成新的实施例。
实施例1
一种含喹啉结构单元的芳杂环类化合物I-1
Figure BDA0003652985950000071
其制备过程如下:
Figure BDA0003652985950000072
(1)室温下,将1mmol靛红添加至33%的氢氧化钾溶液中组成反应体系,以进行开环反应,搅拌速度为650rpm,反应0.5h。经TLC监测反应完全后,用乙醇溶解1.1mmol苯乙酮得到混合物,然后将上述混合物缓慢滴加到上述反应体系中,于75℃下回流反应5h。反应结束静置,冷却至试问,将反应产物进行蒸干。然后向其中加入蒸馏水,用甲酸调配为弱酸性,产物不断洗出,静置0.5h。采用杯状抽滤斗进行抽滤,在0.1MPa压力下使用杯状抽滤漏斗进行抽滤,时间20min,得到2-苯基喹啉-4-羧酸。
(2)将1mmol步骤(1)得到的2-苯基喹啉-4-羧酸溶于二氯甲烷溶液,加入缩合剂1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐(2mmol)和1-羟基苯并三唑(0.2mmol),在650rpm的搅拌速度下,室温搅拌0.5h,再加入1.1mmol 4-氨甲基苯甲酸甲酯盐酸盐、1.1mmol三乙胺室温下反应3h。经TLC监测反应完全后,用二氯甲烷/水作为萃取,蒸干有机相,加硅胶炒样装柱,加硅胶炒样时采用100-200目的硅胶;柱层析法纯化产物时,采用200-300目柱层层析硅胶装柱,以石油醚比乙酸乙酯为5:1的比例进行干法过柱,以柱层析法得到4-((2-苯基喹啉-4-甲酰胺基)甲基)苯甲酸甲酯,产率为84%,纯度为98%。
(3)在650rpm的搅拌下,将1mmol步骤(2)得到的4-((2-苯基喹啉-4-甲酰胺基)甲基)苯甲酸甲酯加入到甲醇,搅拌均匀后加入10mmol氢氧化钠,于75℃下回流5h。经TLC检测反应完全后,将反应溶剂蒸干,加水、用甲酸将溶液调至弱酸性,使产物不断析出,静置0.5h。采用杯状抽滤漏斗抽滤,在0.1MPa压力下抽滤20min,得到4-((2-苯基喹啉-4-甲酰胺基)甲基)苯甲酸,产率为90%,纯度为95%。
(4)在650rpm的搅拌速度下,室温下将1mmol步骤(3)得到的4-((2-苯基喹啉-4-甲酰胺基)甲基)苯甲酸溶于二氯甲烷溶剂中,在1mmol EDCI(1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐)和1mmol HATU(2-(7-偶氮苯并三氮唑)-N,N,N',N'-四甲基脲六氟磷酸酯)的作用下,与1.1mmol邻(4-氢-2H-吡喃-2-基)羟基胺发生缩合反应,反应3h,经TLC检测反应结束。用二氯甲烷/水作为萃取,蒸干反应溶剂,加硅胶炒样装柱,加硅胶炒样时采用100-200目的硅胶;柱层析法纯化产物,采用200-300目柱层析硅胶装柱,以石油醚比乙酸乙酯为1:1的比例进行干法过柱,以柱层析法得到2-苯基-N-(4-(((四氢2H-吡喃-2-基)氧基)氨基甲酰基)苄基)喹啉-4-甲酰胺,产率为75%,纯度为95%。
(5)在650rpm的搅拌速度下,室温下将1mmol步骤(4)得到的2-苯基-N-(4-(((四氢2H-吡喃-2-基)氧基)氨基甲酰基)苄基)喹啉-4-甲酰胺添加至二氯甲烷中,与2mmol浓盐酸进行反应,反应3h,经TLC检测反应结束。将反应溶剂蒸干,加水、用甲酸将溶液调至弱酸性,产物不断析出,静置0.5h后,采用杯状抽滤漏斗抽滤,在0.1MPa压力下抽滤20min,即可得到如I-1所示化合物,产率为95%,纯度为98%,熔点180-182℃。
具有式I-1所示结构的化合物为白色固体,熔点为180-182℃,总产率为50.3%,纯度为98%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.14(s,1H),9.54(s,1H),8.33(d,J=7.3Hz,2H),8.27–8.18(m,3H),7.87(t,J=7.5Hz,1H),7.78(d,J=7.8Hz,2H),7.69(t,J=7.5Hz,1H),7.60(dd,J=15.9,8.1Hz,3H),7.52(d,J=7.8Hz,2H),4.65(d,J=5.4Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.04,164.48,156.20,143.75,142.89,138.08,133.06,132.00,131.09,130.68,129.43,128.07,127.96,127.75,127.57,125.84,123.96,117.60,42.98.HR-MS(ESI):calcd.C24H19N3O3,[M+H]+m/z:398.1504,found:398.1508.
实施例2
一种含喹啉结构单元的芳杂环类化合物I-2
Figure BDA0003652985950000081
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为邻甲基苯乙酮
Figure BDA0003652985950000091
其余与实施例1相同。
所得到的化合物式I-2所示结构的化合物为白色固体,熔点为182~184℃,总产率为52.8%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.62(t,J=5.9Hz,1H),8.30–8.26(m,2H),7.97(dd,J=10.5,6.1Hz,2H),7.81(d,J=7.8Hz,1H),7.77(d,J=8.2Hz,2H),7.65(d,J=7.0Hz,1H),7.50(d,J=8.2Hz,3H),7.46(s,1H),7.44–7.39(m,2H),4.64(d,J=5.8Hz,2H),2.44(s,3H).13CNMR(100MHz,DMSO-d6,ppm)δ165.92,163.95,158.02,142.00,136.23,131.61,131.49,130.89,130.10,129.69,129.52,128.31,127.39,127.23,127.07,126.83,126.08,125.55,123.28,120.74,42.45,20.02.HR-MS(ESI):calcd.C25H21N3O3,[M+H]+m/z:412.1661,found:412.1660.
实施例3
一种含喹啉结构单元的芳杂环类化合物I-3
Figure BDA0003652985950000092
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为间甲基苯乙酮
Figure BDA0003652985950000093
其余与实施例1相同。
具有式I-3所示结构的化合物为白色固体,熔点为177~179℃,总产率为55.8%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.49(s,1H),8.23–8.09(m,6H),7.81(dd,J=17.9,7.7Hz,3H),7.67–7.62(m,1H),7.47(dd,J=14.5,7.4Hz,3H),7.35(d,J=7.1Hz,1H),4.64(s,2H),2.45(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.39,155.86,147.88,147.69,143.02,142.71,138.21,138.09,130.48,130.07,129.47,128.78,128.48,127.75,126.99,126.48,125.79,125.29,124.48,123.42,116.64,113.78,42.48,21.11.HR-MS(ESI):calcd.C25H21N3O3,[M+H]+m/z:412.1661,found:412.1664.
实施例4
一种含喹啉结构单元的芳杂环类化合物I-4
Figure BDA0003652985950000101
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为间甲基苯乙酮
Figure BDA0003652985950000102
其余与实施例1相同。
具有式I-4所示结构的化合物为白色固体,熔点为183~185℃,总产率为51.2%,纯度为98%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.21(s,1H),9.44(s,1H),9.01(s,1H),8.24(d,J=7.4Hz,2H),8.18(d,J=6.0Hz,2H),8.12(d,J=8.3Hz,1H),7.80(dd,J=17.9,7.6Hz,3H),7.64(d,J=7.2Hz,1H),7.51(d,J=7.5Hz,2H),7.39(d,J=7.4Hz,2H),4.65(d,J=5.0Hz,2H),2.41(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ167.32,164.57,156.23,148.44,143.10,142.72,140.11,135.95,132.01,130.61,130.00,127.74,127.70,127.57,127.47,125.72,123.77,116.97,42.97,21.40.HR-MS(ESI):calcd.C25H21N3O3,[M+H]+m/z:412.1661,found:412.1652.
实施例5
一种含喹啉结构单元的芳杂环类化合物I-5
Figure BDA0003652985950000103
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为对乙基苯乙酮
Figure BDA0003652985950000104
其余与实施例1相同。
具有式I-5所示结构的化合物为白色固体,熔点为169~171℃,总产率为48.2%,纯度为94%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.55(t,J=5.8Hz,1H),8.18(dd,J=11.0,8.2Hz,5H),7.87(t,J=7.4Hz,1H),7.76(d,J=8.1Hz,2H),7.68(t,J=7.6Hz,1H),7.51(d,J=8.1Hz,2H),7.43(d,J=8.1Hz,2H),4.64(d,J=5.8Hz,2H),2.69(q,J=7.5Hz,2H),1.22(t,J=7.6Hz,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.59,164.23,155.70,146.60,146.43,143.69,142.13,134.43,131.32,130.94,128.44,128.12,127.71,127.54,127.28,127.07,125.26,123.28,117.07,72.14,69.65,60.15,59.62,42.48,27.97,15.33.HR-MS(ESI):calcd.C26H23N3O3,[M+H]+m/z:426.1817,found:426.1817.
实施例6
一种含喹啉结构单元的芳杂环类化合物I-6
Figure BDA0003652985950000111
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为对丙基苯乙酮
Figure BDA0003652985950000112
其余与实施例1相同。
具有式I-6所示结构的化合物为白色固体,熔点为173~175℃,总产率为60.2%,纯度为96%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.55(t,J=5.9Hz,1H),8.22(dt,J=8.3,6.7Hz,5H),7.87(t,J=7.4Hz,1H),7.79(d,J=8.2Hz,2H),7.68(t,J=7.6Hz,1H),7.52(d,J=8.1Hz,2H),7.42(d,J=8.1Hz,2H),4.65(d,J=5.8Hz,2H),2.66(t,J=7.5Hz,2H),1.65(dt,J=14.7,7.4Hz,2H),0.93(t,J=7.3Hz,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.52,163.98,155.67,146.85,144.72,143.36,142.14,134.85,131.47,130.65,128.96,128.52,127.58,127.34,127.24,127.07,125.34,123.35,117.06,42.46,36.99,23.91,13.61.HR-MS(ESI):calcd.C27H25N3O3,[M+H]+m/z:440.1974,found:440.1974.
实施例7
一种含喹啉结构单元的芳杂环类化合物I-7
Figure BDA0003652985950000113
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为4-异丙基苯乙酮
Figure BDA0003652985950000114
其余与实施例1相同。
具有式I-7所示结构的化合物为白色固体,熔点为178~180℃,总产率为58.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.52(t,J=5.8Hz,1H),8.21–8.15(m,5H),7.85(t,J=7.9Hz,1H),7.76(d,J=8.1Hz,2H),7.68–7.63(m,1H),7.48(dd,J=20.6,8.2Hz,4H),4.64(d,J=5.9Hz,2H),3.00–2.95(m,1H),1.26(s,3H),1.24(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.75,164.24,155.82,150.87,147.02,143.23,142.18,135.11,131.32,130.66,128.64,127.59,127.35,127.27,127.07,126.94,125.19,123.23,116.90,42.46,33.26,23.64.HR-MS(ESI):calcd.C27H25N3O3,[M+H]+m/z:440.1974,found:440.1978.
实施例8
一种含喹啉结构单元的芳杂环类化合物I-8
Figure BDA0003652985950000121
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为4-甲氧基苯乙酮
Figure BDA0003652985950000122
其余与实施例1相同。
具有式I-8所示结构的化合物为白色固体,熔点为182~183℃,总产率为62.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.58(t,J=5.8Hz,1H),8.27(d,J=8.8Hz,2H),8.21(d,J=7.6Hz,2H),8.16(d,J=8.3Hz,1H),7.89(t,J=7.4Hz,1H),7.76(d,J=8.1Hz,2H),7.68(t,J=7.6Hz,1H),7.51(d,J=8.1Hz,2H),7.16(d,J=8.8Hz,2H),4.64(d,J=5.7Hz,2H),3.50(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.40,164.22,161.52,155.18,145.54,144.24,142.07,131.33,131.28,129.59,128.52,127.54,127.30,127.22,127.08,125.33,123.08,117.05,114.50,55.45,42.50.HR-MS(ESI):calcd.C25H21N3O4,[M+H]+m/z:428.1610,found:428.1613.
实施例9
一种含喹啉结构单元的芳杂环类化合物I-9
Figure BDA0003652985950000123
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为3-甲氧基苯乙酮
Figure BDA0003652985950000131
其余与实施例1相同。
具有式I-9所示结构的化合物为白色固体,熔点为190~191℃,总产率为60.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.60(s,1H),8.32–8.22(m,3H),7.91(d,J=3.7Hz,3H),7.79(d,J=7.0Hz,2H),7.71(s,1H),7.52(d,J=7.3Hz,3H),7.15(d,J=7.8Hz,1H),4.66(d,J=4.9Hz,2H),3.91(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.92,164.48,160.29,155.93,142.62,132.00,130.58,127.76,127.57,125.89,124.11,120.65,117.96,116.63,113.49,100.00,55.91,42.99.HR-MS(ESI):calcd.C25H21N3O4,[M+H]+m/z:428.1610,found:428.1613.
实施例10
一种含喹啉结构单元的芳杂环类化合物I-10
Figure BDA0003652985950000132
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为2-甲氧基苯乙酮
Figure BDA0003652985950000133
其余与实施例1相同。
具有式I-10所示结构的化合物为白色固体,熔点为192~193℃,总产率为60.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.54(t,J=5.8Hz,1H),8.27–8.20(m,2H),8.12(s,1H),7.93(s,1H),7.86(dd,J=7.6,1.5Hz,1H),7.77(t,J=6.7Hz,3H),7.58(dd,J=11.3,4.4Hz,1H),7.49(d,J=8.1Hz,2H),7.28(d,J=8.3Hz,1H),7.18(t,J=7.4Hz,1H),4.63(d,J=5.8Hz,2H),3.90(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.71,164.45,157.57,155.59,142.61,132.54,132.00,131.83,128.58,127.65,127.57,125.89,123.80,121.74,121.41,112.70,56.36,42.90.HR-MS(ESI):calcd.C25H21N3O4,[M+H]+m/z:428.1610,found:428.1611.
实施例11
一种含喹啉结构单元的芳杂环类化合物I-11
Figure BDA0003652985950000141
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为3,5-二甲氧基苯乙酮
Figure BDA0003652985950000142
其余与实施例1相同。
具有式I-11所示结构的化合物为白色固体,熔点为203~205℃,总产率为58.6%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.56(t,J=5.7Hz,1H),8.29–8.23(m,2H),8.17(d,J=8.3Hz,1H),7.99–7.92(m,2H),7.87(t,J=7.6Hz,1H),7.78(d,J=8.2Hz,2H),7.67(t,J=7.6Hz,1H),7.52(d,J=8.1Hz,2H),7.18(d,J=8.5Hz,1H),4.66(d,J=5.7Hz,2H),3.94(s,3H),3.87(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.47,163.98,155.26,151.11,149.05,146.20,143.78,142.12,131.48,130.82,129.31,127.91,127.27,127.06,125.32,123.17,121.14,117.02,111.74,110.75,55.77,55.67,42.46.HR-MS(ESI):calcd.C26H23N3O5,[M+H]+m/z:458.1716,found:458.1719.
实施例12
一种含喹啉结构单元的芳杂环类化合物I-12
Figure BDA0003652985950000143
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为2,3,4-三甲氧基苯乙酮
Figure BDA0003652985950000144
其余与实施例1相同。
具有式I-12所示结构的化合物为白色固体,熔点为210~213℃,总产率为54.2%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.67(t,J=5.9Hz,1H),8.38–8.33(m,2H),8.18(d,J=8.2Hz,1H),7.91(t,J=7.3Hz,1H),7.79(d,J=8.2Hz,2H),7.69(d,J=14.6Hz,3H),7.53(d,J=8.2Hz,2H),4.67(d,J=5.8Hz,2H),3.97(s,6H),3.78(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.32,163.97,155.21,153.25,145.74,144.27,142.08,139.80,131.91,131.47,131.08,129.52,127.70,127.29,127.06,125.33,123.43,117.61,105.58,60.18,56.26,42.47.HR-MS(ESI):calcd.C27H25N3O6,[M+H]+m/z:488.1821,found:488.1822.
实施例13
一种含喹啉结构单元的芳杂环类化合物I-13
Figure BDA0003652985950000151
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为4-氟苯乙酮
Figure BDA0003652985950000152
其余与实施例1相同。
具有式I-13所示结构的化合物为白色固体,熔点为223~225℃,总产率为64.2%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.56(t,J=5.8Hz,1H),8.41(dd,J=8.6,5.6Hz,2H),8.35–8.16(m,4H),7.86(t,J=7.6Hz,1H),7.79(d,J=8.1Hz,2H),7.71–7.66(m,1H),7.52(d,J=8.1Hz,2H),7.43(t,J=8.8Hz,2H),4.65(d,J=5.6Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.54,164.72,163.97,163.44,162.25,154.67,147.24,143.17,142.14,130.54,129.90,129.81,127.41,127.25,127.07,125.31,123.35,116.90,115.95,115.74,42.47.HR-MS(ESI):calcd.C24H18FN3O3,[M+H]+m/z:416.1410,found:416.1413.
实施例14
一种含喹啉结构单元的芳杂环类化合物I-14
Figure BDA0003652985950000153
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为4-(三氟甲基)苯乙酮
Figure BDA0003652985950000154
其余与实施例1相同。
具有式I-14所示结构的化合物为白色固体,熔点为252~255℃,总产率为64.0%,纯度为98%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.23(s,1H),9.50(t,J=5.9Hz,1H),9.03(s,1H),8.55(d,J=8.2Hz,2H),8.32(s,1H),8.21(dd,J=13.7,8.3Hz,2H),7.96(d,J=8.3Hz,2H),7.87(dd,J=11.2,4.1Hz,1H),7.79(d,J=8.2Hz,2H),7.71(t,J=7.6Hz,1H),7.52(d,J=8.2Hz,2H),4.66(d,J=5.8Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.11,164.57,154.77,148.38,143.51,142.64,142.47,132.00,130.99,130.21,128.58,127.77,127.58,126.31,126.28,126.08,125.77,124.18,123.37,117.47,42.99.HR-MS(ESI):calcd.C25H18F3N3O3,[M+H]+m/z:466.1378,found:466.1379.
实施例15
一种含喹啉结构单元的芳杂环类化合物I-15
Figure BDA0003652985950000161
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为2-氯苯乙酮
Figure BDA0003652985950000162
其余与实施例1相同。
具有式I-15所示结构的化合物为白色固体,熔点为223~225℃,总产率为63.0%,纯度为98%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.22(s,1H),9.43(t,J=5.9Hz,1H),8.23(d,J=8.3Hz,1H),8.14(d,J=8.4Hz,1H),7.86(s,2H),7.79–7.70(m,5H),7.66(d,J=9.1Hz,1H),7.56–7.53(m,2H),7.48(d,J=8.1Hz,2H),4.62(d,J=5.8Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.02,164.56,156.95,148.24,142.70,142.32,139.07,132.26,131.98,131.82,131.14,130.79,130.49,130.03,128.30,128.00,127.68,127.56,125.73,123.67,120.70,42.93.HR-MS(ESI):calcd.C24H18ClN3O3,[M+H]+m/z:432.1115,found:432.1118.
实施例16
一种含喹啉结构单元的芳杂环类化合物I-16
Figure BDA0003652985950000171
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为4-氯苯乙酮
Figure BDA0003652985950000172
其余与实施例1相同。
具有式I-16所示结构的化合物为白色固体,熔点为203~205℃,总产率为58.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ10.33(s,2H),9.55(s,1H),8.38(d,J=8.1Hz,2H),8.26(s,1H),8.21(d,J=8.3Hz,1H),8.17(d,J=8.5Hz,1H),7.86(t,J=7.6Hz,1H),7.78(d,J=7.7Hz,2H),7.67(t,J=9.4Hz,3H),7.51(d,J=7.7Hz,2H),4.65(d,J=5.3Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.08,155.01,143.48,142.65,135.84,135.43,135.31,131.98,130.95,129.67,129.44,127.99,127.75,127.57,125.80,123.99,117.26,42.97.HR-MS(ESI):calcd.C24H18ClN3O3,[M+H]+m/z:432.1115,found:432.1116.
实施例17
一种含喹啉结构单元的芳杂环类化合物I-17
Figure BDA0003652985950000173
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为2-氯苯乙酮
Figure BDA0003652985950000174
其余与实施例1相同。
具有式I-17所示结构的化合物为白色固体,熔点为193~195℃,总产率为60.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.25(s,1H),9.52(s,1H),8.40(s,1H),8.30(s,2H),8.21(dd,J=17.7,8.4Hz,2H),7.87(t,J=7.5Hz,1H),7.79(d,J=7.3Hz,2H),7.69(t,J=7.5Hz,1H),7.62(s,2H),7.52(d,J=7.5Hz,2H),4.66(d,J=5.1Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.04,164.49,154.69,148.12,143.48,142.64,140.60,134.39,132.00,131.32,130.97,130.23,129.93,128.15,127.75,127.57,127.50,126.54,125.81,124.16,117.45,43.00.HR-MS(ESI):calcd.C24H18ClN3O3,[M+H]+m/z:432.1115,found:432.1116.
实施例18
一种含喹啉结构单元的芳杂环类化合物I-18
Figure BDA0003652985950000181
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为4-溴苯乙酮
Figure BDA0003652985950000182
其余与实施例1相同。
具有式I-18所示结构的化合物为白色固体,熔点为183~185℃,总产率为52.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.23(s,1H),9.03(s,1H),8.30(d,J=8.0Hz,2H),8.24(s,1H),8.20(d,J=8.3Hz,1H),8.15(d,J=8.3Hz,1H),7.88–7.81(m,2H),7.79(dd,J=8.0,3.6Hz,4H),7.67(t,J=7.4Hz,1H),7.52(d,J=7.9Hz,2H),4.65(d,J=4.3Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.18,164.58,155.12,148.36,143.35,142.67,137.81,132.38,131.99,130.86,130.06,129.81,127.94,127.76,127.58,125.75,124.20,123.96,117.02,42.98.HR-MS(ESI):calcd.C24H18BrN3O3,[M+H]+m/z:476.0610,found:476.0608.
实施例19
一种含喹啉结构单元的芳杂环类化合物I-19
Figure BDA0003652985950000183
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为4-碘苯乙酮
Figure BDA0003652985950000184
其余与实施例1相同。
具有式I-19所示结构的化合物为白色固体,熔点为188~189℃,总产率为62.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.22(s,1H),9.47(t,J=5.8Hz,1H),8.21(d,J=8.1Hz,2H),8.14(d,J=8.4Hz,4H),7.96(d,J=8.4Hz,2H),7.84(s,1H),7.78(d,J=8.1Hz,2H),7.67(s,1H),7.51(d,J=8.1Hz,2H),4.65(d,J=5.7Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.67,154.82,147.82,142.83,142.16,137.74,137.60,131.47,130.36,129.53,129.27,127.43,127.25,127.06,125.25,123.48,116.43,97.29,42.46.HR-MS(ESI):calcd.C24H18IN3O3,[M+H]+m/z:524.0471,found:524.0472.
实施例20
一种含喹啉结构单元的芳杂环类化合物I-20
Figure BDA0003652985950000191
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为4-乙酰基联苯
Figure BDA0003652985950000192
其余与实施例1相同。
具有式I-20所示结构的化合物为白色固体,熔点为198~199℃,总产率为63.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.59(t,J=5.8Hz,1H),8.45(d,J=8.3Hz,2H),8.33(s,1H),8.23(d,J=8.7Hz,2H),7.90(dd,J=18.9,8.1Hz,3H),7.80(dd,J=7.8,3.6Hz,4H),7.70(t,J=7.7Hz,1H),7.53(dd,J=7.8,4.7Hz,4H),7.43(t,J=7.3Hz,1H),4.67(d,J=5.7Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.03,164.50,155.69,147.51,143.89,142.66,142.27,139.71,136.81,131.98,131.21,129.56,129.20,128.71,128.50,128.02,127.77,127.65,127.59,127.27,125.87,124.00,117.60,42.99.HR-MS(ESI):calcd.C30H23N3O3,[M+H]+m/z:474.1817,found:474.1822.
实施例21
一种含喹啉结构单元的芳杂环类化合物I-21
Figure BDA0003652985950000193
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为2-萘乙酮
Figure BDA0003652985950000201
其余与实施例1相同。
具有式I-21所示结构的化合物为白色固体,熔点为204~207℃,总产率为58.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.64(t,J=5.8Hz,1H),8.95(s,1H),8.53(dd,J=8.6,1.2Hz,1H),8.47(s,1H),8.29–8.22(m,2H),8.16–8.13(m,2H),8.02(d,J=5.9Hz,1H),7.90(t,J=7.5Hz,1H),7.81(d,J=8.1Hz,2H),7.70(d,J=7.5Hz,1H),7.63(dd,J=6.2,3.2Hz,2H),7.55(d,J=8.1Hz,2H),4.69(d,J=5.8Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.58,164.00,155.50,147.00,143.55,142.15,134.69,133.69,132.93,131.48,130.75,129.55,128.86,128.71,128.51,127.65,127.59,127.40,127.29,127.09,126.76,125.36,124.66,123.50,117.30,42.52.HR-MS(ESI):calcd.C28H21N3O3,[M+H]+m/z:448.1661,found:448.1665.
实施例22
一种含喹啉结构单元的芳杂环类化合物I-22
Figure BDA0003652985950000202
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为1-(1H-吲哚-2-基)乙-1-酮
Figure BDA0003652985950000203
其余与实施例1相同。
具有式I-22所示结构的化合物为白色固体,熔点为221~224℃,总产率为65.0%,纯度为98%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.98(s,1H),9.57(dt,J=11.6,5.8Hz,1H),8.31(d,J=2.0Hz,1H),8.20(d,J=8.4Hz,1H),8.13(d,J=8.3Hz,1H),8.00(d,J=8.1Hz,1H),7.87(t,J=7.6Hz,1H),7.80(s,1H),7.67(d,J=8.1Hz,2H),7.57(dd,J=20.0,9.9Hz,4H),7.22(t,J=7.5Hz,1H),7.07(t,J=7.4Hz,1H),4.66(d,J=5.8Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.17,166.49,164.01,149.52,146.75,144.05,143.25,142.14,137.91,135.71,130.80,129.55,128.19,127.96,127.43,127.28,127.08,125.43,123.63,123.32,121.21,119.90,116.78,112.29,104.48,42.48.HR-MS(ESI):calcd.C26H20N4O3,[M+H]+m/z:437.1613,found:437.1613.
实施例23
一种含喹啉结构单元的芳杂环类化合物I-23
Figure BDA0003652985950000211
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为1-吡啶-4-基-乙酮
Figure BDA0003652985950000212
其余与实施例1相同。
具有式I-23所示结构的化合物为白色固体,熔点为212~214℃,总产率为61.0%,纯度为98%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.30(s,1H),9.70(s,1H),9.10(d,J=6.3Hz,2H),8.87(d,J=6.4Hz,2H),8.58(s,1H),8.31–8.25(m,2H),7.94(d,J=7.4Hz,1H),7.81(t,J=7.4Hz,3H),7.54(d,J=8.1Hz,2H),4.67(d,J=5.7Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.19,163.96,151.81,150.90,147.88,143.76,143.43,142.04,131.51,131.05,130.11,129.20,127.31,127.07,125.43,124.59,124.00,117.67,42.52.HR-MS(ESI):calcd.C23H18N4O3,[M+H]+m/z:399.1457,found:399.1459.
实施例24
一种含喹啉结构单元的芳杂环类化合物I-24
Figure BDA0003652985950000213
制备过程与实施例1的区别在于:将步骤(1)中的苯乙酮调整为1-噻吩-3-基乙酮
Figure BDA0003652985950000214
其余与实施例1相同。
具有式I-24所示结构的化合物为白色固体,熔点为195~197℃,总产率为64.0%,纯度为98%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.55(t,J=5.8Hz,1H),8.65(d,J=1.8Hz,1H),8.28–8.20(m,2H),8.15(d,J=8.1Hz,1H),8.07(d,J=5.0Hz,1H),7.86(t,J=7.2Hz,1H),7.78(dd,J=9.3,5.5Hz,3H),7.67(t,J=7.5Hz,1H),7.52(d,J=8.2Hz,2H),4.65(d,J=5.8Hz,2H).13CNMR(100MHz,DMSO-d6,ppm)δ166.40,163.99,151.80,146.32,143.90,142.08,140.13,131.48,130.85,127.98,127.69,127.33,127.28,127.07,126.86,125.32,123.27,117.45,42.47.HR-MS(ESI):calcd.C22H19N3O3S,[M+H]+m/z:404.1069,found:404.1069.
实施例25
一种含喹啉结构单元的芳杂环类化合物I-25
Figure BDA0003652985950000221
制备过程与实施例1的区别在于:将步骤(1)中的靛红
Figure BDA0003652985950000222
调整为5-甲基靛红
Figure BDA0003652985950000223
其余与实施例1相同。
具有式I-25所示结构的化合物为白色固体,熔点为195~198℃,总产率为59.0%,纯度为98%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.50(t,J=5.6Hz,1H),8.25(d,J=7.0Hz,2H),8.15(s,1H),8.08(d,J=8.6Hz,1H),7.90(s,1H),7.78(t,J=8.1Hz,2H),7.71(d,J=8.6Hz,1H),7.61–7.51(m,5H),4.64(d,J=5.8Hz,2H),2.49(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.76,164.21,154.80,145.44,142.87,142.20,137.33,132.91,131.33,130.12,128.97,128.31,127.42,127.33,127.05,123.88,123.36,116.95,42.46,21.37.HR-MS(ESI):calcd.C25H21N3O3,[M+H]+m/z:412.1661,found:412.1661.
实施例26
一种含喹啉结构单元的芳杂环类化合物I-26
Figure BDA0003652985950000224
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为5-甲氧基靛红
Figure BDA0003652985950000225
其余与实施例1相同。
具有式I-26所示结构的化合物为白色固体,熔点为205~208℃,总产率为61.0%,纯度为94%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.50(t,J=5.8Hz,1H),8.23(d,J=7.2Hz,2H),8.14(s,1H),8.08(d,J=9.0Hz,1H),7.76(d,J=8.2Hz,2H),7.59–7.47(m,8H),4.63(d,J=5.9Hz,2H),3.80(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ166.98,164.18,157.82,153.30,143.57,142.28,141.46,137.83,131.32,130.70,129.67,128.91,127.34,127.05,124.47,122.80,117.08,103.10,72.14,69.64,60.15,55.37,42.44.HR-MS(ESI):calcd.C25H21N3O4,[M+H]+m/z:428.1610,found:428.1613.
实施例27
一种含喹啉结构单元的芳杂环类化合物I-27
Figure BDA0003652985950000231
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为6-甲氧基靛红
Figure BDA0003652985950000232
其余与实施例1相同。
具有式I-27所示结构的化合物为白色固体,熔点为203~204℃,总产率为61.0%,纯度为94%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.23(s,1H),9.47(t,J=5.9Hz,1H),8.31(d,J=7.1Hz,2H),8.13(d,J=9.2Hz,1H),8.08(s,1H),7.78(d,J=8.2Hz,2H),7.57(dt,J=5.2,4.6Hz,5H),7.50(d,J=8.1Hz,2H),7.32(dd,J=9.2,2.5Hz,1H),4.64(d,J=5.7Hz,2H),3.97(s,3H).13CNMR(100MHz,DMSO-d6,ppm)δ166.77,164.02,160.72,155.94,149.51,142.69,142.21,137.95,131.45,129.94,128.87,127.35,127.22,127.06,126.50,120.02,118.47,114.66,107.44,55.58,42.44.HR-MS(ESI):calcd.C25H21N3O4,[M+H]+m/z:428.1610,found:428.1612.
实施例28
一种含喹啉结构单元的芳杂环类化合物I-28
Figure BDA0003652985950000233
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为7-甲基-1H-吲哚-2,3-二酮
Figure BDA0003652985950000241
其余与实施例1相同。
具有式I-28所示结构的化合物为白色固体,熔点为205~207℃,总产率为61.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.23(s,1H),9.43(t,J=5.7Hz,1H),8.31(d,J=7.3Hz,2H),8.20(s,1H),7.74(dd,J=37.1,8.2Hz,3H),7.56(ddd,J=21.6,12.4,7.6Hz,6H),7.27(d,J=7.7Hz,1H),4.64(d,J=5.8Hz,2H),4.03(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ167.51,164.54,155.91,154.67,143.25,142.73,140.33,138.90,131.96,130.18,130.04,129.34,127.99,127.90,127.77,127.74,127.57,124.87,117.38,117.06,109.61,56.41,42.94.HR-MS(ESI):calcd.C25H21N3O4,[M+H]+m/z:428.1610,found:428.1612.
实施例29
一种含喹啉结构单元的芳杂环类化合物I-29
Figure BDA0003652985950000242
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为5,7-二甲基靛红
Figure BDA0003652985950000243
其余与实施例1相同。
具有式I-29所示结构的化合物为白色固体,熔点为219~220℃,总产率为52.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.43(t,J=5.8Hz,1H),8.33(d,J=7.4Hz,2H),8.20–8.12(m,2H),7.77(dd,J=16.8,8.5Hz,2H),7.55(dd,J=19.2,9.1Hz,9H),4.63(d,J=5.5Hz,2H),2.80(s,3H),2.64(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ170.92,167.64,156.03,153.94,145.93,142.92,139.09,137.12,136.74,135.36,132.76,130.09,129.37,128.01,127.58,127.43,123.80,122.27,116.66,43.11,21.96,18.23.HR-MS(ESI):calcd.C26H23N3O3,[M+H]+m/z:426.1817,found:426.1819.
实施例30
一种含喹啉结构单元的芳杂环类化合物I-30
Figure BDA0003652985950000251
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为7-(三氟甲基)靛红
Figure BDA0003652985950000252
其余与实施例1相同。
具有式I-30所示结构的化合物为白色固体,熔点为223~227℃,总产率为58.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.58(t,J=5.6Hz,1H),8.48(d,J=8.4Hz,1H),8.41(d,J=9.8Hz,3H),8.27(d,J=7.2Hz,1H),7.79(t,J=7.2Hz,3H),7.62(dd,J=14.1,6.5Hz,3H),7.53(d,J=8.1Hz,2H),4.67(d,J=5.6Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.25,163.92,156.25,144.01,143.06,141.95,137.57,131.58,130.52,130.23,129.04,128.89,127.45,127.28,127.07,126.13,123.88,117.48,42.56.HR-MS(ESI):calcd.C25H18F3N3O3,[M+H]+m/z:466.1378,found:466.1381.
实施例31
一种含喹啉结构单元的芳杂环类化合物I-31
Figure BDA0003652985950000253
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为7-氟靛红
Figure BDA0003652985950000254
其余与实施例1相同。
具有式I-31所示结构的化合物为白色固体,熔点为195~197℃,总产率为58.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.28(s,1H),9.55(t,J=5.7Hz,1H),9.11(s,1H),8.35–8.31(m,3H),8.01(d,J=7.8Hz,1H),7.80(d,J=8.1Hz,2H),7.63(dt,J=12.3,5.1Hz,5H),7.53(d,J=8.0Hz,2H),4.67(d,J=5.7Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.51,164.20,158.64,156.09,142.62,142.59,142.10,138.05,137.94,137.75,131.40,130.26,128.99,127.41,127.28,127.09,124.99,121.19,117.70,114.45,114.27,42.50.HR-MS(ESI):calcd.C24H18FN3O3,[M+H]+m/z:416.1410,found:416.1414.
实施例32
一种含喹啉结构单元的芳杂环类化合物I-32
Figure BDA0003652985950000261
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为5-氟靛红
Figure BDA0003652985950000262
其余与实施例1相同。
具有式I-32所示结构的化合物为白色固体,熔点为196~197℃,总产率为58.0%,纯度为96%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.58(t,J=5.8Hz,1H),8.27(d,J=8.8Hz,3H),8.22(dd,J=9.2,5.6Hz,1H),7.91(dd,J=10.3,2.7Hz,1H),7.74(dd,J=12.9,5.4Hz,3H),7.59–7.48(m,5H),4.64(d,J=5.8Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.44,164.22,161.33,158.88,158.03,155.53,145.10,142.12,141.63,141.57,137.74,132.36,132.27,131.32,130.05,128.96,127.28,127.06,124.50,124.11,124.01,120.52,120.27,117.78,108.83,108.59,42.52.HR-MS(ESI):calcd.C24H18FN3O3,[M+H]+m/z:416.1410,found:416.1413.
实施例33
一种含喹啉结构单元的芳杂环类化合物I-33
Figure BDA0003652985950000263
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为5-氯靛红
Figure BDA0003652985950000264
其余与实施例1相同。
具有式I-33所示结构的化合物为白色固体,熔点为205~207℃,总产率为63.0%,纯度为96%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.59(t,J=5.8Hz,1H),8.29–8.26(m,3H),8.21(d,J=2.3Hz,1H),8.16(d,J=9.0Hz,1H),7.83(dd,J=9.0,2.3Hz,1H),7.76(d,J=8.1Hz,2H),7.60–7.50(m,5H),4.64(d,J=5.8Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.31,164.20,156.42,146.34,142.09,141.32,137.64,131.79,131.57,131.33,130.79,130.22,128.98,127.36,127.30,127.06,124.00,123.96,117.87,42.54.HR-MS(ESI):calcd.C24H18ClN3O3,[M+H]+m/z:432.1115,found:432.1115.
实施例34
一种含喹啉结构单元的芳杂环类化合物I-34
Figure BDA0003652985950000271
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为5-溴靛红
Figure BDA0003652985950000272
其余与实施例1相同。
具有式I-34所示结构的化合物为白色固体,熔点为245~246℃,总产率为63.0%,纯度为96%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.24(s,1H),9.56(d,J=5.2Hz,1H),8.43(s,1H),8.32(t,3H),8.09(d,J=8.9Hz,2H),7.97(d,J=8.8Hz,2H),7.80(d,J=7.9Hz,2H),7.57(d,J=9.0Hz,4H),4.66(d,J=5.4Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.19,156.43,146.61,142.05,141.17,137.77,137.68,133.25,131.75,131.50,130.19,128.95,127.37,127.29,124.78,124.57,120.38,117.88,42.55.HR-MS(ESI):calcd.C24H18BrN3O3,[M+H]+m/z:476.0610,found:476.0612.
实施例35
一种含喹啉结构单元的芳杂环类化合物I-35
Figure BDA0003652985950000273
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为6-氟靛红
Figure BDA0003652985950000281
其余与实施例1相同。
具有式I-35所示结构的化合物为白色固体,熔点为195~197℃,总产率为60.0%,纯度为95%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.25(s,1H),9.56–9.49(m,1H),8.34–8.29(m,3H),8.23(s,1H),7.89(dd,J=10.3,2.6Hz,1H),7.79(d,J=8.1Hz,2H),7.62–7.51(m,4H),7.52(d,J=8.2Hz,2H),4.65(d,J=5.7Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.49,164.00,163.89,161.42,157.10,149.10,148.98,142.61,142.10,137.80,131.48,130.20,128.93,127.44,127.25,127.08,120.61,117.53,117.28,116.43,112.95,112.75,42.50.HR-MS(ESI):calcd.C24H18FN3O3,[M+H]+m/z:416.1410,found:416.1410.
实施例36
一种含喹啉结构单元的芳杂环类化合物I-36
Figure BDA0003652985950000282
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为6-氯靛红
Figure BDA0003652985950000283
其余与实施例1相同。
具有式I-36所示结构的化合物为白色固体,熔点为198~199℃,总产率为62.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ11.22(s,1H),9.54(t,J=5.9Hz,1H),8.33(d,J=6.8Hz,2H),8.26(d,J=8.7Hz,2H),8.20(d,J=2.1Hz,1H),7.78(d,J=8.2Hz,2H),7.70(dd,J=9.0,2.1Hz,1H),7.56(ddd,J=22.7,14.8,7.3Hz,6H),4.65(d,J=5.7Hz,2H).13CNMR(100MHz,DMSO-d6,ppm)δ166.32,164.00,157.13,148.41,137.73,134.80,130.27,128.95,128.07,127.78,127.45,127.35,127.25,127.08,122.05,117.31,42.51.HR-MS(ESI):calcd.C24H18ClN3O3,[M+H]+m/z:432.1115,found:432.1115.
实施例37
一种含喹啉结构单元的芳杂环类化合物I-37
Figure BDA0003652985950000291
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为6-溴靛红
Figure BDA0003652985950000292
其余与实施例1相同。
具有式I-37所示结构的化合物为白色固体,熔点为264~267℃,总产率为60.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.55(t,J=5.8Hz,1H),8.34(d,J=1.7Hz,1H),8.27(d,J=6.8Hz,2H),8.22(s,1H),8.14(d,J=9.0Hz,1H),7.78(dd,J=14.7,5.1Hz,3H),7.64–7.54(m,3H),7.50(d,J=8.1Hz,2H),4.63(d,J=5.8Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ166.41,164.24,157.11,148.49,142.61,142.07,137.57,131.32,131.16,130.33,128.98,127.45,127.27,127.08,123.64,122.19,117.36,42.52.HR-MS(ESI):calcd.C24H18BrN3O3,[M+H]+m/z:476.0610,found:476.0612.
实施例38
一种含喹啉结构单元的芳杂环类化合物I-38
Figure BDA0003652985950000293
制备过程如下:
Figure BDA0003652985950000294
(1)~(3)与实施例1相同。
(4)在650rpm的搅拌速度下,室温将1mmol 2-苯基喹啉-4-羧酸置于N,N-二甲基甲酰胺溶剂中,在EDCI(1.2mmol)和DMAP(0.5mmol)的作用下,与N,BOC-1,2-苯二胺(1.1mmol)发生缩合反应,反应3h,经TLC监测反应结束。用二氯甲烷/水作为萃取,蒸干反应溶剂,加硅胶炒样装柱,加硅胶炒样时采用100-200目的硅胶;柱层析法纯化产物时,采用200-300目柱层层析硅胶装柱,以石油醚比乙酸乙酯为1:1的比例进行干法过柱,以柱层析法得到(2-(4-((2-苯基喹啉-4-甲酰胺基)甲基)苯甲酰胺基)苯基)氨基甲酸叔丁酯,产率75%,纯度为95%。
(5)在650rpm的搅拌速度下,室温将1mmol步骤(4)得到的(2-(4-((2-苯基喹啉-4-甲酰胺基)甲基)苯甲酰胺基)苯基)氨基甲酸叔丁酯分别于溶剂二氯甲烷溶液中与浓盐酸(100mmol)反应,反应3h,经TLC监测反应结束。将反应溶剂蒸干,加水,用甲酸将溶液调至弱酸性,产物不断析出,静置0.5h后,采用杯状抽滤漏抽滤,在0.1MPa压力下抽滤20min即可得到式Ⅰ-38所示结构的化合物,产率为95%,纯度为98%。
具有式I-38所示结构的化合物为白色固体,熔点为211~212℃,总产率为64.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.73(s,1H),9.58(t,J=5.9Hz,1H),8.34(dd,J=8.3,1.3Hz,2H),8.24–8.21(m,2H),8.17–8.14(m,1H),8.03(d,J=8.1Hz,2H),7.86–7.82(m,1H),7.67(dd,J=4.9,3.5Hz,1H),7.58(ddd,J=8.5,3.8,1.6Hz,5H),7.19(d,J=7.7Hz,1H),6.98(dd,J=10.9,4.4Hz,1H),6.80(dd,J=8.0,1.2Hz,1H),6.61(dd,J=10.9,4.2Hz,1H),5.02(s,2H),4.69(d,J=5.8Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.30,165.62,156.33,148.46,143.48,143.17,143.06,138.73,133.81,130.70,130.39,130.07,129.41,128.51,127.82,127.71,127.62,127.17,126.92,125.74,123.93,123.90,117.28,116.84,116.71,42.98.HR-MS(ESI):calcd.C30H24N4O2,[M+H]+m/z:473.1977,found:473.1977.
实施例39
一种含喹啉结构单元的芳杂环类化合物I-39
Figure BDA0003652985950000301
制备过程与实施例38的区别在于:将步骤(1)中的苯乙酮调整为3-甲基苯乙酮
Figure BDA0003652985950000302
其余与实施例38相同。
具有式I-39所示结构的化合物为白色固体,熔点为215~218℃,总产率为64.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.75(s,1H),9.61(t,J=5.9Hz,1H),8.21(d,J=9.6Hz,2H),8.15(dd,J=16.2,7.2Hz,3H),8.04(d,J=8.0Hz,2H),7.83(t,J=7.2Hz,1H),7.66(t,J=7.3Hz,1H),7.57(d,J=8.1Hz,2H),7.47(t,J=7.6Hz,1H),7.35(d,J=7.5Hz,1H),7.19(d,J=7.7Hz,1H),6.97(t,J=7.1Hz,1H),6.79(d,J=7.4Hz,1H),6.61(t,J=7.4Hz,1H),4.94(s,2H),4.69(d,J=5.8Hz,2H),2.46(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ167.32,165.62,156.44,148.45,143.61,143.10,138.69,138.61,133.79,131.03,130.66,130.03,129.31,128.52,128.30,127.61,127.18,126.89,125.74,125.04,123.88,117.32,116.73,116.66,42.97,21.63.HR-MS(ESI):calcd.C31H26N4O2,[M+H]+m/z:487.2134,found:487.2135.
实施例40
一种含喹啉结构单元的芳杂环类化合物I-40
Figure BDA0003652985950000311
制备过程与实施例38的区别在于:将步骤(1)中的苯乙酮调整为4-甲基苯乙酮
Figure BDA0003652985950000312
其余与实施例38相同。
具有式I-40所示结构的化合物为白色固体,熔点为217~218℃,总产率为64.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.70(s,1H),9.54(t,J=5.9Hz,1H),8.25(d,J=8.2Hz,2H),8.21–8.18(m,2H),8.13(d,J=8.4Hz,1H),8.02(d,J=8.1Hz,2H),7.85–7.81(m,1H),7.66–7.62(m,1H),7.57(d,J=8.2Hz,2H),7.40(d,J=8.0Hz,2H),7.18(d,J=7.7Hz,1H),6.97(dd,J=10.9,4.4Hz,1H),6.79(dd,J=8.0,1.3Hz,1H),6.63–6.59(m,1H),4.93(s,2H),4.69(d,J=5.8Hz,2H),2.41(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ167.35,165.61,156.24,148.45,143.57,143.13,143.06,140.13,135.94,133.82,130.64,130.02,128.50,127.70,127.61,127.50,127.16,126.94,125.71,123.86,123.78,116.99,116.78,116.65,42.98,21.41.HR-MS(ESI):calcd.C31H26N4O2,[M+H]+m/z:487.2134,found:487.2136.
实施例41
一种含喹啉结构单元的芳杂环类化合物I-41
Figure BDA0003652985950000321
制备过程与实施例38的区别在于:将步骤(1)中的苯乙酮调整为4-乙基苯乙酮
Figure BDA0003652985950000322
其余与实施例38相同。
具有式I-41所示结构的化合物为白色固体,熔点为195~196℃,总产率为61.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.76(s,1H),9.57(t,J=5.9Hz,1H),8.26(d,J=8.2Hz,2H),8.19(d,J=5.2Hz,2H),8.14(d,J=8.4Hz,1H),8.04(d,J=8.0Hz,2H),7.83(t,J=7.2Hz,1H),7.65(t,J=7.5Hz,1H),7.58(d,J=8.1Hz,2H),7.43(d,J=8.1Hz,2H),7.20(d,J=7.6Hz,1H),6.99(t,J=7.6Hz,1H),6.82(d,J=7.3Hz,1H),6.64(t,J=7.5Hz,1H),5.14(s,1H),4.69(d,J=5.8Hz,2H),2.74–2.68(m,2H),1.25(t,J=7.6Hz,3H).13C NMR(100MHz,DMSO-d6,ppm)δ167.37,165.66,156.34,148.46,146.35,143.23,143.08,136.25,133.76,130.65,129.97,128.83,128.51,127.83,127.62,127.51,127.18,126.95,125.70,124.04,123.77,117.11,117.05,116.84,42.96,28.48,15.91.HR-MS(ESI):calcd.C32H28N4O2,[M+H]+m/z:501.2290,found:501.2292.
实施例42
一种含喹啉结构单元的芳杂环类化合物I-42
Figure BDA0003652985950000323
制备过程与实施例38的区别在于:将步骤(1)中的苯乙酮调整为4-异丙基苯乙酮
Figure BDA0003652985950000324
其余与实施例38相同。
具有式I-42所示结构的化合物为白色固体,熔点为207~208℃,总产率为62.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ10.07(s,1H),9.55(t,J=5.9Hz,1H),8.25(d,J=8.3Hz,2H),8.19(t,J=3.8Hz,2H),8.14(d,J=8.4Hz,1H),8.06(d,J=8.2Hz,2H),7.86–7.81(m,1H),7.65(t,J=7.2Hz,1H),7.60(d,J=8.2Hz,2H),7.46(d,J=8.3Hz,2H),7.35(d,J=7.6Hz,1H),7.16(t,J=7.1Hz,1H),7.09(d,J=7.3Hz,1H),6.98(t,J=7.4Hz,1H),4.70(d,J=5.9Hz,2H),3.01–2.97(m,1H),1.28(s,3H),1.26(s,3H).13C NMR(100MHz,DMSO-d6,ppm)δ167.39,165.92,156.40,150.95,148.41,143.41,143.12,136.37,133.31,130.70,129.94,128.62,127.88,127.65,127.55,127.37,127.12,125.67,123.75,117.16,42.97,33.77,24.21.HR-MS(ESI):calcd.C33H30N4O2,[M+H]+m/z:515.2447,found:515.2449.
实施例43
一种含喹啉结构单元的芳杂环类化合物I-43
Figure BDA0003652985950000331
制备过程与实施例38的区别在于:将步骤(1)中的苯乙酮调整为4-甲氧基苯乙酮
Figure BDA0003652985950000332
其余与实施例38相同。
具有式I-43所示结构的化合物为白色固体,熔点为223~225℃,总产率为62.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.68(s,1H),9.50(t,J=5.9Hz,1H),8.31(d,J=8.8Hz,2H),8.17(d,J=5.9Hz,2H),8.10(d,J=8.4Hz,1H),8.02(d,J=8.0Hz,2H),7.81(t,J=7.2Hz,1H),7.64–7.56(m,3H),7.15(t,J=10.2Hz,3H),6.97(d,J=7.2Hz,1H),6.79(d,J=7.9Hz,1H),6.61(t,J=7.5Hz,1H),4.90(d,J=9.8Hz,2H),4.68(d,J=5.7Hz,2H),3.86(s,3H).13CNMR(100MHz,DMSO-d6,ppm)δ167.39,165.61,161.36,155.96,148.45,143.61,143.06,133.83,131.14,130.58,129.85,129.28,128.49,127.61,127.23,127.15,126.94,125.69,123.84,123.55,116.63,114.79,55.83,42.96.HR-MS(ESI):calcd.C31H26N4O3,[M+H]+m/z:503.2083,found:503.2083.
实施例44
一种含喹啉结构单元的芳杂环类化合物I-44
Figure BDA0003652985950000341
制备过程与实施例38的区别在于:将步骤(1)中的苯乙酮调整为4-(三氟甲基)苯乙酮
Figure BDA0003652985950000342
其余与实施例38相同。
具有式I-44所示结构的化合物为白色固体,熔点为204~206℃,总产率为60.0%,纯度为97%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.92(d,J=7.3Hz,1H),9.59(d,J=4.3Hz,1H),8.56(d,J=8.2Hz,2H),8.33(s,1H),8.22(dd,J=17.4,8.4Hz,2H),8.05(d,J=7.4Hz,2H),7.96(d,J=8.3Hz,2H),7.88(t,J=7.2Hz,1H),7.71(t,J=7.4Hz,1H),7.59(d,J=8.1Hz,2H),7.29(d,J=5.5Hz,1H),7.08(t,J=7.5Hz,1H),6.99–6.96(m,1H),6.83(d,J=4.1Hz,1H),4.71(d,J=5.7Hz,2H).13C NMR(100MHz,DMSO-d6,ppm)δ167.12,154.79,148.41,143.52,143.18,142.49,133.57,130.99,130.22,128.57,128.31,127.65,127.27,127.00,126.32,125.78,124.21,117.50,43.01.HR-MS(ESI):calcd.C31H23F3N4O2,[M+H]+m/z:541.1851,found:541.1853.
实施例45
一种含喹啉结构单元的芳杂环类化合物I-45
Figure BDA0003652985950000343
制备过程与实施例1的区别在于:将步骤(1)中的靛红调整为7-(三氟甲基)靛红
Figure BDA0003652985950000344
其余与实施例1相同。
具有式I-45所示结构的化合物为白色固体,熔点为308~309℃,总产率为62.0%,纯度为98%。
1H NMR(400MHz,DMSO-d6,ppm)δ9.71(s,1H),9.65(t,J=5.8Hz,1H),8.49(d,J=8.4Hz,1H),8.43–8.40(m,3H),8.27(d,J=7.2Hz,1H),8.03(d,J=8.0Hz,2H),7.81(d,J=7.9Hz,1H),7.61(dd,J=14.0,7.6Hz,5H),7.19(d,J=7.7Hz,1H),6.97(d,J=7.2Hz,1H),6.80(d,J=7.8Hz,1H),6.61(t,J=7.5Hz,1H),4.92(s,2H),4.71(d,J=5.6Hz,2H).13CNMR(100MHz,DMSO-d6,ppm)δ166.77,165.60,156.77,144.54,143.61,142.84,138.08,133.87,131.04,130.74,129.56,128.53,127.97,127.66,127.17,126.92,126.66,124.40,123.86,118.00,116.74,116.64,43.07.HR-MS(ESI):calcd.C31H23F3N4O2,[M+H]+m/z:541.1851,found:541.1854.
实验例1
对具有式Ⅰ-1至Ⅰ-45所示结构的化合物进行酶性测定,具体如下:
制成DMSO浓度为1%的HDAC分析缓冲液,将其分梯度对目标产物进行稀释。37℃下将制备的缓冲液、荧光底物、BSA以及存在于待测化合物中的人重组HDAC6加到96孔板中,进行40min孵育。随后再将胰蛋白酶加入其中,在室温中摇床震荡进行15min的孵育,最后在激发360nM,发射460nM的波长下进行荧光值测定。测量不同浓度化合物作用下的荧光强度,计算抑制率,通过GraphPad Prism 6.0计算化合物的IC50值。
抑制率(%)=(阳性对照物检测值-化合物检测值)/(阳性对照物检测值-阴性对照物检测值)×100%
实验结果如表1所示:
表1
Figure BDA0003652985950000351
Figure BDA0003652985950000361
以SAHA为阳性对照,选取对HDAC6抑制率在70%以上的化合物,测定其对HDAC6的IC50值,试验结果如表2所示:
表2
Figure BDA0003652985950000362
由以上实验结果可知,相比于阳性对照SAHA,本发明提供的含喹啉结构单元的芳杂环类化合物对HDAC6有较好的选择性抑制作用。
实验例2
选取对HDAC6有高效抑制的化合物(抑制率大于70%),采用MTT方法测试对胃癌细胞MGC-803的增殖抑制作用,具体如下:
在含有10%的胎牛血清的高糖培养基(DMEM)中培养MGC-803细胞,在37℃,CO2浓度为5%的条件下孵育。将每个孔含有100μL DMEM、3000个MGC-803细胞的96孔板放入培养箱中12h让细胞贴壁。将100μM的待测化合物母液分梯度配制,以一孔100μL分别加至96孔板。孵育72h后,再向96孔板中每孔加20μL的5mg/mL溶于PBS的MTT溶液。经过4h,用酶标仪测定各孔在490nM下的吸光度,用GraphPadPrism 6.0计算IC50。
抑制率(%)=1-(OD给药组-OD空白组)/(OD阴性对照组-OD空白组)×100%
试验结果如表3所示:
表3
Figure BDA0003652985950000363
Figure BDA0003652985950000371
表3显示部分化合物对MGC-803细胞有良好的增殖抑制效果,IC50在5.22-18.67μM之间,其中化合物I-9、I-15、I-24对MGC-803细胞的增殖抑制作用优于阳性对照SAHA。
综上,本发明提供了一种含喹啉结构单元的芳杂环类化合物,本发明提供的含喹啉结构单元的芳杂环类化合物通过与胃癌细胞内金属离子鳌合形成稳定的配合物,从而抑制了胃癌细胞MGC-803的增殖活性。实验结果显示,与阳性对照SAHA相比,本发明提供的含喹啉结构单元的芳杂环类部分化合物不仅对HDAC6有较好的选择性抑制作用,而且对胃癌细胞MGC-803具有较好的增殖抑制活性。
上述实施方式仅为本发明的优选实施方式,不能以此来限定本发明保护的范围,本领域的技术人员在本发明的基础上所做的任何非实质性的变化及替换均属于本发明所要求保护的范围。

Claims (10)

1.一种含喹啉结构单元的芳杂环类化合物,其特征在于,具有结构通式Ⅰ
Figure FDA0003652985940000011
其中,R1为氢、卤素、甲基、二甲基、甲氧基、三氟甲基;
R2为取代苯基或芳杂环,所述取代苯基的取代基为氢、C1-C3饱和烷烃、甲氧基、3,4-二甲氧基、3,4,5-三甲氧基、三氟甲基、卤素、苯基;
R3为异羟肟酸、1,2-苯二胺。
2.如权利要求1所述的含喹啉结构单元的芳杂环类化合物,其特征在于,所述R2为芳杂环时,所述芳杂环为萘、吲哚、吡啶、噻吩中的一种。
3.如权利要求1所述的含喹啉结构单元的芳杂环类化合物,其特征在于,所述R1、R2与R3选自下列基团的一种或多种:
Figure FDA0003652985940000012
Figure FDA0003652985940000021
Figure FDA0003652985940000031
Figure FDA0003652985940000041
4.如权利要求1所述的含喹啉结构单元的芳杂环类化合物的制备方法,其特征在于,包括以下步骤:
Figure FDA0003652985940000042
(1)将化合物A添加至溶剂A中组成反应体系进行开环反应,化合物B溶解于溶剂B中得到混合物,将所述混合物添加至所述反应体系中,进行脱水缩合反应,得到化合物C;
(2)将步骤(1)得到的化合物C溶解于溶剂C中,向其中加入缩合剂A并搅拌;再加入4-氨甲基苯甲酸甲酯盐酸盐、三乙胺进行缩合反应,得到化合物D;
(3)搅拌状态下将步骤(2)得到的化合物D加入到溶剂C中溶解,加入氢氧化钠,水解反应生产化合物E;
(4)搅拌状态下将步骤(3)得到的化合物E溶解于溶剂D中,在缩合剂B或缩合剂C的作用下与邻(4-氢-2H-吡喃-2-基)羟基胺或N-BOC-1,2苯二胺发生缩合反应,得到化合物F;
(5)将步骤(4)得到的化合物F溶于溶剂C或溶剂D中与浓盐酸反应,得到具有结构通式Ⅰ的化合物;
其中R4为2-甲氧基四氢-2H-吡喃基或乙酸叔丁酯基。
5.如权利要求4所述的含喹啉结构单元的芳杂环类化合物的制备方法,其特征在于,所述步骤(1)中化合物A和化合物B的添加摩尔比为1:1.1;
所述步骤(2)化合物C与4-氨甲基苯甲酸甲酯盐酸盐、三乙胺的添加摩尔比为1:1.1:2;
所述步骤(3)化合物D与溶剂C的添加摩尔比为1:10;
所述步骤(4)化合物E与邻(4-氢-2H-吡喃-2-基)羟基胺的添加摩尔比为1:1.1;化合物E与N-BOC-1,2苯二胺的添加摩尔比为1:1.1;
所述步骤(5)化合物F与浓盐酸的添加摩尔比为1:2~100。
6.如权利要求4所述的含喹啉结构单元的芳杂环类化合物的制备方法,其特征在于,所述步骤(1)开环反应过程的温度为室温,开环过程在搅拌中进行,搅拌的速率为600~700rpm,反应时间为0.5h;脱水缩合反应的温度为75℃,反应时间为4~5h;
所述步骤(2)搅拌的速率为600~700rpm,缩合反应温度为室温,时间为2~3h;
所述步骤(3)搅拌的速率为600~700rpm,水解的温度为75℃,时间为4~5h;
所述步骤(4)搅拌的速率为600~700rpm,缩合反应温度为室温,时间为2~3h;
所述步骤(5)的反应在搅拌中进行,所述搅拌的速率为600~700rpm。
7.如权利要求4所述的含喹啉结构单元的芳杂环类化合物的制备方法,其特征在于,所述溶剂A为33%氢氧化钾,溶剂B为乙醇,溶剂C为二氯甲烷,溶剂D为甲醇,溶剂E为N,N-二甲基甲酰胺,溶剂F为1,4-二氧六环。
8.如权利要求4所述的含喹啉结构单元的芳杂环类化合物的制备方法,其特征在于,所述缩合剂A为为1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐和1-羟基苯并三唑;缩合剂B为1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐和2-(7-偶氮苯并三氮唑)-N,N,N',N'-四甲基脲六氟磷酸酯;缩合剂C为1-(3-二甲氨基丙基)-3-乙基碳二亚胺盐酸盐和4-二甲氨基吡啶。
9.如权利要求1所述的含喹啉结构单元的芳杂环类化合物的应用,其特征在于,所述含喹啉结构单元的芳杂环类化合物在制备抑制胃癌细胞增殖活性的药物。
10.如权利要求9所述的含喹啉结构单元的芳杂环类化合物的应用,其特征在于,所述胃癌细胞为MGC-803。
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