CN111875612A - 色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物及其制备方法及应用 - Google Patents

色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物及其制备方法及应用 Download PDF

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CN111875612A
CN111875612A CN202010675942.5A CN202010675942A CN111875612A CN 111875612 A CN111875612 A CN 111875612A CN 202010675942 A CN202010675942 A CN 202010675942A CN 111875612 A CN111875612 A CN 111875612A
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田民义
吴丹
张敏
刘雄伟
周英
刘雄利
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Abstract

本发明公开了一种色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物,本发明以各种取代的3‑三氟甲基亚甲基亚胺取代的氧化吲哚1作为1,3‑偶极子和各种取代的3‑甲酸色酮2,在有机小分子三级胺催化剂的催化作用下,进行反应,获得色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物3,该类化合物包含潜在生物活性色满酮骨架和吡咯螺环氧化吲哚骨架以及三氟甲基,可以为生物活性筛选提供化合物源,对药物的筛选和制药行业具有重要的应用价值。且该骨架化合物对人白血病细胞具有抑制活性的作用。本发明操作简单易行,原料合成便宜易得,可以在各种有机溶剂中进行,也具有较好的空气稳定性,适用性广,对于各种取代基都有很好的兼容性。

Description

色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物及其 制备方法及应用
技术领域
本发明涉及化学技术和药学技术领域,尤其是一种色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物及其制备方法及应用。
背景技术
根据药物设计的活性骨架拼接原理,把两个或多个具有生物活性骨架拼接成一个潜在生物活性的多骨架分子在有机化学和医药化学中是极其重要的研究领域。(1)吡咯螺环氧化吲哚广泛存在天然产物和合成药物分子中,吸引了许多化学工作者及医药化学团队的广泛关注,例如,天然产物活性小分子吡咯螺环氧化吲哚pteropodine和alstonisine表现明显的生物活性。(2)色满酮骨架也普遍存在天然产物和药物分子中。例如:天然产物分子elaeocarpine,tephrosin和12a-hydroxy-a-toxicarol共享一个色满酮骨架单元,这些化合物在解除病痛、经济发展中起着重大作用。此外,三氟甲基也是重要的药效团基团,一个分子中引入三氟甲基,往往能明显改变分子的生物学特性(J.Med.Chem.2008,51,4359;Chem.Soc.Rev.2008,37,320;J.Med.Chem.2015,58,8315)。鉴于吡咯螺环氧化吲哚骨架和色满酮骨架以及三氟甲基具有潜在的生物活性。因此,把色满酮骨架拼接到吡咯螺环氧化吲哚骨架与三氟甲基上,合成一系列新的潜在多活性官能团的色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物,可以为生物活性筛选提供化合物源,对药物的筛选和制药行业具有重要的应用价值(如图8所示)。
发明内容
本发明的目的是:提供一种色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物及其制备方法与应用,它是一类重要的医药中间体类似物和药物分子类似物,对药物筛选和制药行业具有重要的应用价值,且其合成方法非常经济简便。
本发明还发现该类化合物在制备防治肿瘤疾病药物中的应用。
本发明是这样实现的:一种色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物,该化合物具有如下通式(Ⅰ)的结构:
Figure BDA0002584047820000021
式中,R1为甲基、乙基、苄基或苯基;R2为氟、氯、溴、甲基或氢;R2为为氟、氯、溴、甲基或氢。
色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物的制备方法,将各种取代的3-三氟甲基亚甲基亚胺取代的氧化吲哚1作为1,3-偶极子和各种取代的3-甲酸色酮2,在有机溶剂中,在有机小分子三级胺催化剂的催化作用下,进行[3+2]环加成反应,获得色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物3。
合成路线举例如下:
Figure BDA0002584047820000022
其中合成路线中的化合物,其取代基满足式中,R1为甲基、乙基、苄基或苯基;R2为氟、氯、溴、甲基或氢;R2为为氟、氯、溴、甲基或氢。
反应机理如下:
Figure BDA0002584047820000023
所述的有机溶剂为氯仿、甲苯、四氢呋喃、二氯甲烷或乙醚。
所述的有机小分子三级胺催化剂为DABCO或三乙胺或DBU或DMAP或金鸡纳碱衍生的碱性催化剂。
各种取代的3-三氟甲基亚甲基亚胺取代的氧化吲哚1,3-偶极子和各种取代的3-甲酸色酮,在有机溶剂中的反应温度室温,反应时间为1-3天。
色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物在制备防治肿瘤疾病药物中的应用。
通过采用上述技术方案,以各种取代的3-三氟甲基亚甲基亚胺取代的氧化吲哚1作为1,3-偶极子和各种取代的3-甲酸色酮2,在有机溶剂中,在有机小分子三级胺催化剂的催化作用下,进行[3+2]环加成反应,获得色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物3,该类化合物包含潜在生物活性色满酮骨架和吡咯螺环氧化吲哚骨架以及三氟甲基,可以为生物活性筛选提供化合物源,对药物的筛选和制药行业具有重要的应用价值。且该骨架化合物对人白血病细胞(K562)具有抑制活性的作用。本发明操作简单易行,原料合成便宜易得,可以在各种有机溶剂中进行,也具有较好的空气稳定性,适用性广,对于各种取代基都有很好的兼容性。
附图说明
图1-3为本发明的实施例的化合物3a谱图数据;
图4-6为本发明的实施例的化合物3b谱图数据;
图7为本发明的实施例的化合物3o和3q单晶图;
图8为本发明所合成的化合物的设计思路及其创造性。
具体实施方式
本发明的实施例:在反应管中依次加入3-三氟甲基亚甲基亚胺取代的氧化吲哚1a(0.20mmol),3-甲酸色酮2a(0.30mmol),小分子催化剂DMAP(50mol%,0.10mmol)和1.0mLCHCl3,室温中搅拌反应1天,TLC检测基本反应完全,直接上样经柱层析(洗脱剂:V(石油醚):V(乙酸乙酯)=5:1)纯化得化合物3a,白色固体,熔点:254.7-255.9℃;65.2mg,产率84%,8:1dr。核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.21(s,3H),3.61-3.64(m,1H),4.41(d,J=7.6Hz,1H),4.66-4.70(m,1H),5.69(d,J=5.6Hz,1H),6.75-6.78(m,1H),6.97(d,J=8.0Hz,1H),7.05-7.09(m,1H),7.19-7.27(m,3H),7.48(d,J=7.6Hz,1H),7.65-7.69(m,1H);13C NMR(DMSO-d6,100MHz)δ:26.9,57.6,67.4(q,JC,F=31.2Hz),71.1,81.2,108.9,118.7,121.6,122.4,122.9,125.1,126.5,128.0(q,JC,F=272.4Hz),129.9,137.3,143.9,159.9,176.5,187.7;19F NMR(DMSO-d6,470MHz)δ:-74.8;HRMS(ESI-TOF)m/z:Calcd.for C20H15F3N2NaO3[M+Na]+:411.0927;Found:411.0925.
化合物3b至3z的制备方法同化合物3a,投料比与化合物3a相同,可得到化合物3b至3z,反应产率和dr值,ee值见表1和表2,但需强调的是本发明的化合物不限于表1和表2所表示的内容。
表1为一种色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物的化学结构
Figure BDA0002584047820000041
表2为一种色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物的化学结构
Figure BDA0002584047820000042
本实施例制备化合物3b:白色固体,熔点:129.8-130.9℃;62.7mg,产率78%,6:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.15-1.19(m,3H),3.54(d,J=5.6Hz,1H),3.65-3.78(m,2H),4.36(d,J=8.0Hz,1H),4.56-4.65(m,1H),5.61(d,J=5.6Hz,1H),6.67-6.70(m,1H),6.94-7.02(m,2H),7.11-7.15(m,1H),7.17-7.20(m,2H),7.41-7.43(m,1H),7.58-7.62(m,1H);13C NMR(DMSO-d6,100MHz)δ:12.8,34.9,57.7,67.5(q,JC,F=31.3Hz),71.0,81.2,109.0,118.7,121.6,122.2,122.8,125.3,126.5,129.9(q,JC,F=277.2Hz),137.3,142.8,159.9,176.1,187.6;19F NMR(DMSO-d6,470MHz)δ:-74.8;HRMS(ESI-TOF)m/z:Calcd.for C21H17F3N2NaO3[M+Na]+:425.1083;Found:425.1087.
本实施例制备化合物3c:白色固体,熔点:236.3-239.0℃;67.7mg,产率73%,6:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.68-3.72(m,1H),4.51-4.54(m,1H),4.63-4.67(m,1H),4.87(d,J=16.0Hz,1H),5.01(d,J=16.0Hz,1H),5.67-5.69(m,1H),6.67-6.73(m,2H),7.00-7.06(m,2H),7.19-7.23(m,2H),7.27-7.31(m,1H),7.35-7.49(m,5H),7.60-7.64(m,1H);13C NMR(DMSO-d6,100MHz)δ:43.6,57.6,67.4(q,JC,F=30.6Hz),71.1,81.4,109.7,118.7,121.7,122.6,122.9,125.3,126.6,127.6,127.8(q,JC,F=271.7Hz),129.0,129.8,136.4,137.4,143.0,160.0,177.0,187.8;19F NMR(DMSO-d6,470MHz)δ:-74.7;HRMS(ESI-TOF)m/z:Calcd.for C26H19F3N2NaO3[M+Na]+:487.1240;Found:487.1244.
本实施例制备化合物3d:白色固体,熔点:238.6-239.0℃;72.0mg,产率80%,5:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.65(d,J=5.6Hz,1H),4.54(d,J=7.6Hz,1H),4.68-4.77(m,1H),5.67(d,J=6.0Hz,1H),6.58(d,J=8.0Hz,1H),6.74-6.78(m,1H),7.00-7.09(m,2H),7.21(d,J=8.4Hz,1H),7.30(d,J=6.8Hz,1H),7.41-7.44(m,2H),7.48-7.52(m,2H),7.60-7.65(m,3H);13C NMR(DMSO-d6,100MHz)δ:55.4,58.6,67.2(q,JC,F=31.4Hz),71.3,81.4,109.3,118.7,121.7,122.9,123.0,125.6,126.6,127.3,127.9,128.8(q,JC,F=274.9Hz),130.0,130.2,134.9,137.4,160.0,176.3,187.9;19F NMR(DMSO-d6,470MHz)δ:-74.9;HRMS(ESI-TOF)m/z:Calcd.forC25H17F3N2NaO3[M+Na]+:473.1083;Found:473.1089.
本实施例制备化合物3e:白色固体,熔点:115.7-117.6℃;61.7mg,产率76%,7:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.20(s,3H),3.60(d,J=5.6Hz,1H),4.42(d,J=7.6Hz,1H),4.63-4.69(m,1H),5.68(d,J=5.6Hz,1H),6.77-6.80(m,1H),6.97(d,J=7.6Hz,1H),7.17-7.24(m,3H),7.32-7.35(m,1H),7.53-7.59(m,1H);13C NMR(DMSO-d6,100MHz)δ:26.9,49.1,57.3,67.3(q,JC,F=31.6Hz),71.0,81.5,109.0,111.3(d,JC,F=23.2Hz),121.0(d,JC,F=8.3Hz),122.5,124.6(d,JC,F=24.3Hz),125.0,127.8(q,JC,F=271.0Hz),130.0,143.8,156.3,157.8(d,JC,F=240.3Hz),176.4,187.2;19F NMR(DMSO-d6,470MHz)δ:-120.1,-74.8;HRMS(ESI-TOF)m/z:Calcd.forC20H14F4N2NaO3[M+Na]+:429.0833;Found:429.0835.
本实施例制备化合物3f:白色固体,熔点:218.8-219.6℃;74.8mg,产率78%,7:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.15-1.19(m,3H),3.55(d,J=6.0Hz,1H),3.65-3.78(m,2H),4.40(d,J=7.6Hz,1H),4.57-4.66(m,1H),5.66(d,J=5.6Hz,1H),6.72-6.76(m,1H),6.95(d,J=8.0Hz,1H),7.13-7.21(m,3H),7.34(d,J=8.4Hz,1H),7.51(d,J=2.0Hz,1H);13C NMR(DMSO-d6,100MHz)δ:12.8,34.9,44.5,57.7,67.0(q,JC,F=31.3Hz),71.0,81.8,96.1,109.1,120.7,121.6,122.3,125.2,126.2,128.0,128.2(q,JC,F=275.7Hz),130.0,130.5,142.8,160.3,176.0,186.9;19F NMR(DMSO-d6,470MHz)δ:-74.86;HRMS(ESI-TOF)m/z:Calcd.for C21H16BrF3N2NaO3[M+Na]+:503.0189;Found:503.0193.
本实施例制备化合物3g:白色固体,熔点:201.0-203.8℃;75.9mg,产率70%,7:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.67-3.69(m,1H),4.53(d,J=7.6Hz,1H),4.59-4.67(m,1H),4.85(d,J=16.0Hz,1H),4.98(d,J=16.0Hz,1H),5.71(d,J=5.6Hz,1H),6.71-6.75(m,2H),7.03-7.07(m,1H),7.16-7.22(m,2H),7.25-7.29(m,1H),7.33-7.42(m,5H),7.53(s,1H);13C NMR(DMSO-d6,100MHz)δ:26.8,43.6,57.5,67.3(q,JC,F=31.6Hz),71.1,82.0,109.7,120.8,121.6,122.7,126.3,127.6,127.8,128.0(q,JC,F=271.9Hz),128.3,129.0,130.0,130.6,136.4,142.9,160.3,176.8,187.1;19F NMR(DMSO-d6,470MHz)δ:-74.8;HRMS(ESI-TOF)m/z:Calcd.for C26H18BrF3N2NaO3[M+Na]+:565.0345;Found:565.0346.
本实施例制备化合物3h:白色固体,熔点:183.9-185.1℃;77.6mg,产率83%,15:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.64(d,J=5.6Hz,1H),4.56(d,J=7.6Hz,1H),4.69-4.77(m,1H),5.66(d,J=5.6Hz,1H),6.59(d,J=8.0Hz,1H),6.77-6.81(m,1H),7.07-7.12(m,1H),7.19-7.22(m,1H),7.28-7.31(m,2H),7.41-7.43(m,2H),7.48-7.55(m,2H),7.61-7.65(m,2H);13C NMR(DMSO-d6,100MHz)δ:58.3,67.1(q,JC,F=31.3Hz),71.3,81.4,109.4,111.4(d,JC,F=24.6Hz),123.1,124.7(d,JC,F=24.4Hz),127.2,127.7,128.8(q,JC,F=273.5Hz),130.1,130.2,134.8,143.6,156.3,157.4(d,JC,F=241.2Hz),176.2,187.4;19F NMR(DMSO-d6,470MHz)δ:-119.9,-74.9;HRMS(ESI-TOF)m/z:Calcd.for C25H16F4N2NaO3[M+Na]+:491.0989;Found:491.0993.
本实施例制备化合物3i:白色固体,熔点:242.3-243.8℃;67.8mg,产率80%,10:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.14(s,3H),3.54(d,J=5.6Hz,1H),4.45(d,J=7.6Hz,1H),4.64-4.71(m,1H),5.63(d,J=5.6Hz,1H),6.92-6.96(m,2H),7.00-7.05(m,1H),7.15-7.18(m,1H),7.28-7.32(m,1H),7.50-7.56(m,1H);13CNMR(DMSO-d6,100MHz)δ:27.1,57.5,67.1(q,JC,F=31.0Hz),71.2,81.5,110.0,111.4(d,JC,F=23.3Hz),113.0(d,JC,F=25.1Hz),116.2(d,JC,F=23.5Hz),120.9,122.2,124.8(d,JC,F=24.3Hz),129.5(q,JC,F=277.0Hz),140.1,156.1,157.5(d,JC,F=240.4Hz),158.6(d,JC,F=247.4Hz),176.2,187.0;19F NMR(DMSO-d6,470MHz)δ:-121.6,-119.7,-74.9;HRMS(ESI-TOF)m/z:Calcd.for C20H13F5N2NaO3[M+Na]+:447.0739;Found:447.0743.
本实施例制备化合物3j:白色固体,熔点:110.2-110.9℃;73.0mg,产率73%,9:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.68(d,J=5.6Hz,1H),4.62-4.70(m,2H),4.86(d,J=16.0Hz,1H),4.98(d,J=16.0Hz,1H),5.68(d,J=5.6Hz,1H),6.71-6.74(m,1H),6.91-6.98(m,2H),7.21-7.23(m,1H),7.27-7.42(m,6H),7.52-7.57(m,1H);13C NMR(DMSO-d6,100MHz)δ:43.7,57.4,67.0(q,JC,F=30.6Hz),71.2,81.6,110.6(d,JC,F=8.3Hz),111.6(d,JC,F=23.4Hz),113.2(d,JC,F=25.1Hz),116.2(d,JC,F=23.2Hz),121.0(d,JC,F=7.3Hz),122.3,124.9(d,JC,F=24.4Hz),127.6,127.9(q,JC,F=276.9Hz),129.1,136.2,139.2,156.2,157.4(d,JC,F=240.3Hz),158.5(d,JC,F=247.1Hz),176.7,187.1;19F NMR(DMSO-d6,470MHz)δ:-121.3,-119.6,-74.8;HRMS(ESI-TOF)m/z:Calcd.for C26H17F5N2NaO3[M+Na]+:523.1052;Found:523.1057.
本实施例制备化合物3k:白色固体,熔点:226.0-227.5℃;81.9mg,产率73%,10:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.14(s,3H),3.57(d,J=5.2Hz,1H),4.51(d,J=7.6Hz,1H),4.70-4.78(m,1H),5.75-5.76(m,1H),6.83-6.86(m,1H),6.93-6.96(m,1H),7.01-7.06(m,1H),7.52(s,1H),8.22(s,1H);13C NMR(DMSO-d6,100MHz)δ:27.1,57.3,67.1(q,JC,F=31.4Hz),71.3,82.3,110.2(d,JC,F=8.1Hz),112.8(d,JC,F=25.3Hz),113.4,114.8,116.4(d,JC,F=23.3Hz),123.5,126.5,128.0(q,JC,F=272.5Hz),129.1,140.1,141.5,155.3,158.7(d,JC,F=237.4Hz),176.0,186.0;19F NMR(DMSO-d6,470MHz)δ:-121.4,-74.9;HRMS(ESI-TOF)m/z:Calcd.for C20H12Br2F4N2NaO3[M+Na]+:584.9043;Found:584.9047.
本实施例制备化合物3l:白色固体,熔点:236.7-237.9℃;69.1mg,产率72%,7:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:2.34(s,3H),3.12(s,3H),3.47(d,J=5.2Hz,1H),4.43(d,J=7.2Hz,1H),4.61-4.65(m,1H),5.59(d,J=5.6Hz,1H),6.84-6.88(m,2H),7.03(s,1H),7.25(s,1H),7.31(d,J=8.0Hz,2H);13C NMR(DMSO-d6,100MHz)δ:21.9,27.0,50.8,57.7,66.9(q,JC,F=31.5Hz),81.1,110.9,114.2,118.3,119.2,124.2,126.4,128.5(q,JC,F=273.4Hz),130.2,132.3,143.1,148.9,159.8,176.1,186.9;19F NMR(DMSO-d6,470MHz)δ:-74.9;HRMS(ESI-TOF)m/z:Calcd.forC21H16BrF3N2NaO3[M+Na]+:503.0189;Found:503.0185.
本实施例制备化合物3m:白色固体,熔点:221.0-222.8℃;65.0mg,产率77%,5:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.15(s,3H),3.54(d,J=5.6Hz,1H),4.38(d,J=7.6Hz,1H),4.60-4.64(m,1H),5.61(d,J=5.6Hz,1H),6.76-6.78(m,1H),7.01-7.05(m,1H),7.07(s,1H),7.12(d,J=8.0Hz,1H),7.19(d,J=8.0Hz,1H),7.44-7.46(m,1H),7.60-7.64(m,1H);13C NMR(DMSO-d6,100MHz)δ:27.1,55.4,57.8,67.2(q,JC,F=31.0Hz),70.6,81.2,109.6,118.7,121.6,121.9,123.0,126.4,126.5(q,JC,F=273.7Hz),134.4,137.5,145.4,159.8,176.6,187.6;19F NMR(DMSO-d6,470MHz)δ:-74.9;HRMS(ESI-TOF)m/z:Calcd.for C20H14ClF3N2NaO3[M+Na]+:445.0537;Found:445.0537.
本实施例制备化合物3n:白色固体,熔点:210.6-211.8℃;78.7mg,产率82%,8:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.93(s,3H),3.10(s,3H),3.49(d,J=5.2Hz,1H),4.36(d,J=8.0Hz,1H),4.57-4.65(m,1H),5.67(d,J=5.6Hz,1H),6.76(d,J=8.4Hz,1H),6.93(d,J=6.4Hz,2H),7.17-7.19(m,1H),7.29(d,J=8.4Hz,1H),7.52(s,1H);13C NMR(CDCl3,100MHz)δ:20.8,26.9,49.1,57.4,67.3(q,JC,F=31.3Hz),71.2,81.7,108.7,120.5,121.2,126.0,126.1,128.1(q,JC,F=277.4Hz),130.0,130.5,131.1,141.4,160.3,176.3,186.8;19F NMR(DMSO-d6,470MHz)δ:-74.8;HRMS(ESI-TOF)m/z:Calcd.for C21H16BrF3N2NaO3[M+Na]+:503.0189;Found:503.0191.
本实施例制备化合物3o:白色固体,熔点:259.7-260.2℃;68.3mg,产率85%,6:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.89(s,3H),3.11(s,3H),3.51(d,J=5.6Hz,1H),4.33(d,J=8.0Hz,1H),4.58-4.63(m,1H),5.63(d,J=5.6Hz,1H),6.77(d,J=8.0Hz,1H),6.93(d,J=8.0Hz,1H),6.98-7.01(m,2H),7.20(d,J=8.0Hz,1H),7.39-7.42(m,1H),7.59-7.64(m,1H);13C NMR(DMSO-d6,100MHz)δ:20.8,26.9,49.1,57.5,67.2(q,JC,F=30.2Hz),71.2,81.2,108.5,118.4,121.4,122.7,126.5(q,JC,F=278.0Hz),127.8,129.9,131.1,137.2,141.5,160.0,176.4,187.5;19F NMR(DMSO-d6,470MHz)δ:-74.7;HRMS(ESI-TOF)m/z:Calcd.for C21H17F3N2NaO3[M+Na]+:425.1083;Found:425.1087.
本实施例制备化合物3p:白色固体,熔点:181.2-181.9℃;73.1mg,产率87%,15:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.93(s,3H),3.11(s,3H),3.52(d,J=5.6Hz,1H),4.36(d,J=7.6Hz,1H),4.58-4.64(m,1H),5.63(d,J=5.6Hz,1H),6.78(d,J=8.0Hz,1H),6.95(d,J=8.4Hz,1H),6.98(s,1H),7.11-7.14(m,1H),7.28-7.31(m,1H),7.49-7.54(m,1H);13C NMR(CDCl3,100MHz)δ:20.8,26.9,49.1,57.2,67.4(q,JC,F=31.0Hz),71.1,81.5,108.6,111.3(d,JC,F=24.1Hz),120.7(d,JC,F=7.4Hz),120.8,124.6(d,JC,F=24.3Hz),126.2(q,JC,F=277.7Hz),127.6,130.0,131.1,141.5,156.3,157.2(d,JC,F=239.1Hz),176.3,187.1;19F NMR(DMSO-d6,470MHz)δ:-74.8,-120.2;HRMS(ESI-TOF)m/z:Calcd.for C21H16F4N2NaO3[M+Na]+:443.0989;Found:443.0984.
本实施例制备化合物3q:白色固体,熔点:169.3-171.2℃;69.1mg,产率83%,15:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.91(s,3H),2.17(s,3H),3.10(s,3H),3.49(d,J=5.6Hz,1H),4.30(d,J=7.6Hz,1H),4.53-4.62(m,1H),5.55(d,J=5.6Hz,1H),6.76(d,J=8.0Hz,1H),6.93(d,J=8.0Hz,1H),6.99(s,1H),7.09(d,J=8.4Hz,1H),7.20(s,1H),7.41-7.43(m,1H);13C NMR(DMSO-d6,100MHz)δ:20.3,20.9,26.9,49.1,57.4,67.1(q,JC,F=30.9Hz),71.1,81.1,108.5,118.2,121.2,126.1(q,JC,F=280.0Hz),128.0,131.0,131.8,138.1,141.5,158.0,176.4,187.7;19F NMR(DMSO-d6,470MHz)δ:-74.7;HRMS(ESI-TOF)m/z:Calcd.for C22H19F3N2NaO3[M+Na]+:439.1240;Found:439.1247.
本实施例制备化合物3r:白色固体,熔点:236.3-237.6℃;63.0mg,产率70%,10:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:2.02(s,3H),2.45(s,3H),3.19(s,3H),3.57(d,J=5.6Hz,1H),4.43(d,J=7.6Hz,1H),4.65-4.71(m,1H),5.70(d,J=5.6Hz,1H),6.88(d,J=8.4Hz,1H),7.04-7.06(m,2H),7.38(d,J=10.4Hz,2H);13C NMR(DMSO-d6,100MHz)δ:20.6,20.9,26.9,57.2,67.2(q,JC,F=31.1Hz),71.1,81.5,108.7,120.6,120.9,125.6,126.1(q,JC,F=271.5Hz),127.4,127.7,130.0,131.1,141.4,145.8,158.4,176.3,186.4;19F NMR(DMSO-d6,470MHz)δ:-74.8;HRMS(ESI-TOF)m/z:Calcd.for C22H18ClF3N2NaO3[M+Na]+:473.0850;Found:473.0855.
本实施例制备化合物3s:白色固体,熔点:205.7-205.9℃;64.5mg,产率71%,7:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.13-1.17(m,3H),3.53(d,J=5.6Hz,1H),3.63-3.78(m,2H),4.49(d,J=7.6Hz,1H),4.62-4.69(m,1H),5.63(d,J=5.6Hz,1H),6.99(d,J=8.4Hz,1H),7.15(d,J=7.15(s,1H),7.16-7.22(m,2H),7.29-7.32(m,1H),7.51-7.56(m,1H);13C NMR(DMSO-d6,100MHz)δ:12.7,35.1,49.1,57.6,67.1(q,JC,F=31.3Hz),70.9,81.5,110.6,111.4(d,JC,F=24.4Hz),120.8(d,JC,F=8.6Hz),125.0(d,JC,F=24.1Hz),125.8,126.3(q,JC,F=273.2Hz),129.7,129.9,141.7,156.1,157.7(d,JC,F=240.6Hz),175.7,186.9;19F NMR(DMSO-d6,470MHz)δ:-119.8,-74.9;HRMS(ESI-TOF)m/z:Calcd.for C21H15ClF4N2NaO3[M+Na]+:477.0600;Found:477.0603.
本实施例制备化合物3t:白色固体,熔点:239.1-240.9℃;65.4mg,产率75%,8:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.13-1.17(m,3H),3.53(d,J=5.6Hz,1H),3.63-3.78(m,2H),4.47(d,J=8.0Hz,1H),4.62-4.070(m,1H),5.62(d,J=5.6Hz,1H),6.97(d,J=8.0Hz,1H),7.01-7.05(m,1H),7.16-7.22(m,3H),7.44-7.46(m,1H),7.61-7.65(m,1H);13C NMR(DMSO-d6,100MHz)δ:12.7,35.1,49.1,57.9,67.2(q,JC,F=31.2Hz),71.0,81.2,110.5,118.5,121.5,123.0,125.8,126.3,126.6(q,JC,F=273.3Hz),129.6,137.5,141.7,159.8,175.8,187.4;19F NMR(DMSO-d6,470MHz)δ:-74.8;HRMS(ESI-TOF)m/z:Calcd.for C21H16ClF3N2NaO3[M+Na]+:459.0694;Found:459.0694.
本实施例制备化合物3u:白色固体,熔点:139.1-140.9℃;69.2mg,产率70%,8:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.12-1.16(m,3H),1.93(s,3H),3.51(d,J=5.6Hz,1H),3.61-3.74(m,2H),4.38(d,J=8.0Hz,1H),4.58-4.64(m,1H),5.64(d,J=5.6Hz,1H),6.83(d,J=8.0Hz,1H),6.94-6.96(m,2H),7.21(d,J=8.8Hz,1H),7.47(s,1H),7.76-7.79(m,1H);13C NMR(DMSO-d6,100MHz)δ:12.8,20.8,26.8,34.9,57.4,67.1(q,JC,F=31.5Hz),71.0,81.5,108.8,114.4,121.1,122.9,126.3,127.8,128.3(q,JC,F=272.0Hz),130.1,131.0,139.5,140.4,159.0,175.8,186.5;19F NMR(DMSO-d6,470MHz)δ:-74.8;HRMS(ESI-TOF)m/z:Calcd.for C22H18BrF3N2NaO3[M+Na]+:517.0345;Found:517.0348.
本实施例制备化合物3v:白色固体,熔点:200.8-201.6℃;59.1mg,产率71%,6:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.16-1.20(m,3H),1.93(s,3H),3.55(d,J=5.6Hz,1H),3.65-3.78(m,2H),4.38(d,J=7.6Hz,1H),4.60-4.66(m,1H),5.65(d,J=5.6Hz,1H),6.84(d,J=8.0Hz,1H),6.94-6.96(m,1H),7.01-7.05(m,2H),7.23(d,J=7.6Hz,1H),7.43-7.46(m,1H),7.62-7.67(m,1H);13C NMR(DMSO-d6,100MHz)δ:12.8,20.8,34.9,44.7,57.6,67.2(q,JC,F=31.7Hz),71.1,81.2,108.6,118.3,121.5,122.7,124.0,126.0,126.5,126.7,128.0(q,JC,F=273.0Hz),129.9,130.9,137.2,140.4,159.9,176.0,187.5;19F NMR(DMSO-d6,470MHz)δ:-74.8;HRMS(ESI-TOF)m/z:Calcd.for C22H19F3N2NaO3[M+Na]+:439.1240;Found:439.1241.
本实施例制备化合物3w:白色固体,熔点:197.6-198.0℃;75.8mg,产率74%,10:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:2.35(s,3H),3.67(d,J=5.6Hz,1H),4.52(d,J=7.6Hz,1H),4.59-4.67(m,1H),4.84(d,J=16.0Hz,1H),5.00(d,J=16.0Hz,1H),5.65(s,1H),6.71-6.75(m,2H),7.03-7.07(m,1H),7.17(d,J=7.2Hz,1H),7.26-7.29(m,2H),7.34-7.42(m,5H);13C NMR(DMSO-d6,100MHz)δ:20.7,43.6,57.3,67.2(q,JC,F=31.1Hz),71.0,81.7,109.7,120.9,121.3,122.7,125.2,125.8,127.6,127.8,128.0(q,JC,F=272.2Hz),129.0,136.4,142.9,145.8,158.4,176.8,186.7;19F NMR(DMSO-d6,470MHz)δ:-74.8;HRMS(ESI-TOF)m/z:Calcd.for C27H20ClF3N2NaO3[M+Na]+:535.1007;Found:535.1012.
本实施例制备化合物3x:白色固体,熔点:137.6-138.0℃;75.2mg,产率78%,7:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.68(d,J=5.2Hz,1H),4.60(d,J=7.6Hz,1H),4.66-4.70(m,1H),4.85(d,J=16.0Hz,1H),4.99(d,J=16.0Hz,1H),5.67(d,J=5.6Hz,1H),6.69-6.72(m,1H),6.88-6.93(m,1H),6.95-6.98(m,1H),7.02-7.06(m,1H),7.22(d,J=8.0Hz,1H),7.26-7.30(m,1H),7.34-7.41(m,4H),7.48-7.50(m,1H),7.62-7.66(m,1H);13C NMR(DMSO-d6,100MHz)δ:43.7,57.7,67.1(q,JC,F=30.9Hz),71.2,81.3,110.5(d,JC,F=8.1Hz),113.3(d,JC,F=25.4Hz),116.1(d,JC,F=23.3Hz),118.6,121.7,123.1,126.7,127.6,127.9(q,JC,F=276.6Hz),128.9,129.0,129.8(d,JC,F=7.2Hz),136.2,137.6,139.1,158.5(d,JC,F=236.4Hz),159.8,176.8,187.6;19FNMR(DMSO-d6,470MHz)δ:-121.4,-74.8;HRMS(ESI-TOF)m/z:Calcd.for C26H18F4N2NaO3[M+Na]+:505.1146;Found:505.1142.
本实施例制备化合物3y:白色固体,熔点:177.6-178.0℃;83.6mg,产率84%,6:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:3.70(d,J=8.0Hz,1H),4.67-4.70(m,1H),4.86(d,J=6.4Hz,1H),4.96-5.06(m,2H),5.59(d,J=7.6Hz,1H),7.03-7.09(m,4H),7.14-7.30(m,5H),7.36(d,J=7.2Hz,1H),7.56-7.60(m,1H),7.66(d,J=7.6Hz,1H);13C NMR(DMSO-d6,100MHz)δ:44.7,56.9,66.8(q,JC,F=31.4Hz),71.4,79.4,114.4,118.5,120.5,122.2,123.3,124.9,126.3,126.5(q,JC,F=272.5Hz),127.2,128.7,131.9,134.3,137.4,137.8,139.2,160.5,177.3,188.0;19F NMR(DMSO-d6,470MHz)δ:-75.2;HRMS(ESI-TOF)m/z:Calcd.for C26H18ClF3N2NaO3[M+Na]+:521.0850;Found:521.0854.
本实施例制备化合物3z:白色固体,熔点:223.2-224.9℃;81.9mg,产率80%,7:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:2.30(s,3H),3.64(d,J=7.6Hz,1H),4.63-4.67(m,1H),4.83(d,J=6.8Hz,1H),4.95-5.05(m,2H),5.53-5.55(m,1H),6.85-6.88(m,2H),7.04(d,J=7.6Hz,2H),7.12-7.28(m,5H),7.34(d,J=6.8Hz,1H),7.54(d,J=8.0Hz,1H);13C NMR(DMSO-d6,100MHz)δ:21.9,44.7,56.8,66.8(q,JC,F=31.5Hz),71.4,79.4,114.4,118.3,118.4,123.3,123.4,124.8,126.3,126.4,127.2,128.7(q,JC,F=272.0Hz),131.8,134.4,137.8,139.2,148.7,160.6,177.3,187.4;19F NMR(DMSO-d6,470MHz)δ:-75.3;HRMS(ESI-TOF)m/z:Calcd.for C27H20ClF3N2NaO3[M+Na]+:535.1007;Found:535.1012.
本发明的式(1)化合物具有重要的生物活性,体外对人白血病细胞(K562)肿瘤细胞的细胞毒性试验表明:此类式(1)所示结构的色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物,对肿瘤细胞生长具有抑制作用,有可能发展成为新的防治肿瘤药物。但需强调的是本发明的化合物不限于人白血病细胞(K562)表示的细胞毒性。
药理实施例:化合物3j,3k,3l,3m和3s对K562细胞的细胞毒性
K562(人慢性髓系白血病细胞)用RPMI-1640培养基培养,培养基中含10%的胎牛血清,100U/mL的青霉素和100U/mL链霉素。细胞以每孔5000个细胞的浓度加入到96孔中,在37℃含5%CO2潮湿空气的培养箱中培养24小时。
细胞存活率的测定用改良MTT法。细胞经过24小时的孵育后,分别将新配的化合物3j,3k,3l,3m和3s的二甲基亚砜溶液以浓度梯度加入到各孔中,使孔中化合物最终浓度分别为5μmol/L,10μmol/L,20μmol/L,40μmol/L和80μmol/L。48小时后,每孔加入10μL MTT(5mg/mL)的磷酸盐缓冲液,再继续在37℃培养4小时后,离心5分钟除去未转化的MTT,每孔中加入150μL二甲基亚砜。以溶解还原的MTT晶体甲臜(formazan),用酶标仪在490nm波长测定OD值。其中化合物3j,3k,3l,3m和3s对K562细胞半抑制浓度IC50由spss软件(19版本)分析得到。化合物3j对K562肿瘤细胞的IC50为35.2μmol/L;化合物3k对K562肿瘤细胞的IC50为31.7μmol/L;化合物3l对K562肿瘤细胞的IC50为30.8μmol/L;化合物3m对K562肿瘤细胞的IC50为37.1μmol/L;化合物3s对K562肿瘤细胞的IC50为28.7μmol/L;而阳性对照顺铂对K562肿瘤细胞的IC50为17.9μmol/L。
实验结论:K562细胞是测试化合物对肿瘤细胞的细胞毒性的有效工具和评价指标。本实验表明此类式(1)所示的色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物对K562细胞具有较强的细胞毒性,有可能发展成新的具有抗肿瘤作用的药物,值得继续深入研究下去。

Claims (6)

1.一种色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物,其特征在于:该化合物具有如通式(Ⅰ)所示的结构:
Figure FDA0002584047810000011
式中,R1为甲基、乙基、苄基或苯基;R2为氟、氯、溴、甲基或氢;R2为为氟、氯、溴、甲基或氢。
2.一种如权利要求1所述的色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物的制备方法,其特征在于:将各种取代的3-三氟甲基亚甲基亚胺取代的氧化吲哚作为1,3-偶极子和各种取代的3-甲酸色酮,在有机溶剂中,在有机小分子三级胺催化剂的催化作用下,进行[3+2]环加成反应,获得色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物。
3.根据权利要求2所述的色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物的制备方法,其特征在于:所述的有机溶剂为氯仿、甲苯、四氢呋喃、二氯甲烷或乙醚。
4.根据权利要求2所述的色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物的制备方法,其特征在于:所述的有机小分子三级胺催化剂为DABCO或三乙胺或DBU或DMAP或金鸡纳碱衍生的碱性催化剂。
5.根据权利要求2所述的色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物的制备方法,其特征在于:将各种取代的3-三氟甲基亚甲基亚胺取代的氧化吲哚1,3-偶极子和各种取代的3-甲酸色酮,在有机溶剂中的反应温度室温,反应时间为1-3天。
6.一种如权利要求1所述的色满酮拼接吡咯螺环氧化吲哚骨架与三氟甲基类化合物在制备防治肿瘤疾病药物中的应用。
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