CN115850277B - 骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物及其制备方法及应用 - Google Patents

骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物及其制备方法及应用 Download PDF

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CN115850277B
CN115850277B CN202211701584.6A CN202211701584A CN115850277B CN 115850277 B CN115850277 B CN 115850277B CN 202211701584 A CN202211701584 A CN 202211701584A CN 115850277 B CN115850277 B CN 115850277B
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CN115850277A (zh
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洪怡
刘雄利
潘博文
陈爽
田又平
陈琳
刘雄伟
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Guizhou University
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Abstract

本发明公开了一种骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物,具体以各种取代的骆驼蓬灵骨架化合物1和与α‑异硫氰酸酯羰基化合物2发生Michael加成环化反应,获得骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物3,该骨架化合物是第一例天然产物骆驼蓬碱骨架拼接的多螺环化合物,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。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。且该类骨架化合物对人白血病细胞(K562)、人肺腺癌细胞(A549)、人前列腺癌细胞(PC‑3)具有肿瘤生长抑制活性作用。

Description

骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物及其制备方法 及应用
技术领域
本发明涉及化学技术和药学技术领域,尤其是一种骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生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和迁越原理,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。骆驼蓬灵,英文名称:Harmaline,是从天然植物骆驼蓬中分离出来的一种天然植物生物碱。主要用于抑制革兰氏阳性菌和真菌活性。这些化合物在解除病痛、经济发展中起着重大作用。因此,利用药物设计中优势骨架重组策略,合成一系列新的潜在活性的骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物具有重要的研究意义。特别说明的是:所合成的骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物3,该骨架化合物是第一例天然产物骆驼蓬碱骨架拼接的多螺环化合物,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6所示)。
发明内容
本发明的目的是:提供一种骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生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:一种骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物,该化合物具有如下通式(Ⅰ)的结构:
式中,R1为甲氧基或氯或氢;R2为氟、氯、溴、乙基、甲基或环丙基;X为C、O或S;
具体为如下结构式之一:
骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物的制备方法,在有机溶剂中,在碱性催化剂三乙胺的作用下,将各种取代的骆驼蓬灵骨架化合物1和与α-异硫氰酸酯羰基化合物2发生Michael加成环化反应,获得骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物3。
合成路线举例如下:
其中合成路线中的化合物,其取代基满足式中,R1为甲氧基或氯或氢;R2为氟、氯、溴、乙基、甲基或环丙基;X为C、O或S。
反应机理如下:
骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生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,在有机溶剂中,在碱性催化剂三乙胺的作用下,以各种取代的骆驼蓬灵骨架化合物1和与α-异硫氰酸酯羰基化合物2发生Michael加成环化反应,获得骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物3,该骨架化合物是第一例天然产物骆驼蓬碱骨架拼接的多螺环化合物,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。且该骨架化合物对人白血病细胞(K562)、人肺腺癌细胞(A549)、人前列腺癌细胞(PC-3)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及图2为本发明的实施例的化合物3aa谱图数据;
图3及图4为本发明的实施例的化合物3fa谱图数据;
图5为本发明的实施例的化合物3ba和3de单晶图;
图6为本发明所合成的化合物的设计思路;
图7为本发明3cb诱导A549细胞凋亡的变化图;
图7中,3cb诱导A549细胞凋亡的变化。将A549细胞以每孔1×105个细胞的密度接种在六孔板中,并用3cb处理48小时以观察凋亡的变化。(A)A549细胞形态图。(B)A549细胞的AO/EB双染色谱。(C)A549细胞的Hoechst 33258染色谱;
图8为本发明3cb对A549细胞ROS和MMP变化的影响图;
图8中,A549细胞以每孔1×105个细胞的密度接种在六孔板中,并用3cb处理48小时(A)表明3cb诱导A549细胞中活性氧产生的变化。(B)3cb诱导线粒体膜电位的变化;
图9为本发明3cb对A549细胞集落形成的影响图;
图9中,A549细胞以每孔200个细胞的密度接种,并响应3cb培养14天。(A)结晶紫染色的A549细胞集落的代表图。(B)A549细胞的单克隆形成率(%)。(与对照组相比,*p<0.05,*p<0.01)。
图10为本发明3cb对A549细胞迁移的影响图;
图10中,(A)A549细胞以每孔1×104个细胞的密度接种,直至细胞融合生长,并在用移液管刮擦后在3cb培养24小时;0小时和24小时的细胞划痕表示图。(B)A549细胞的迁移率(%)。(C)以每孔3×104个细胞的密度接种的A549细胞的Traswell迁移曲线,Traswell插入物培养24小时以响应3cb。(与对照组相比,*p<0.05,*p<0.01)。
图11为本发明化合物3cb对A549细胞中凋亡相关蛋白表达的影响图;
图11中,(A)在用指定浓度的化合物3cb处理A549细胞48小时后,p53、Bax、Bcl-2、Cyt c、前半胱天冬酶3、切割的半胱天冬蛋白酶3、PARP、切割的PARP的代表性Western印迹。(B-H)受化合物3cb影响的A549细胞中这些促凋亡和抗凋亡蛋白的定量。进行了三个独立的实验。所有数据均以平均值±SEM表示(与对照组相比,*p<0.05,*p<0.01)。
具体实施方式
本发明的实施例:在反应管中依次加入骆驼蓬灵骨架化合物1(0.2mmol),α-异硫氰酸酯羰基化合物2(0.3mmol),Et3N(10mol%)和3.0mL甲苯,室温中搅拌反应1h,TLC检测基本反应完全,上样经柱层析[洗脱剂:V(石油醚):V(乙酸乙酯)=3:1]纯化得化合物3aa:黄色固体,熔点:159.9-160.4℃;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:1.36(s,3H),2.35-2.43(m,1H),2.47-2.50(m,1H),2.53(s,3H),2.93-3.00(m,1H),3.46(s,3H),4.47-4.51(m,1H),6.37-3.40(m,1H),6.46(d,J=2.0Hz,1H),6.82(d,J=7.6Hz,1H),6.90-6.94(m,1H),7.04(d,J=8.8Hz,1H),7.21-7.25(m,1H),7.40(d,J=7.2Hz,1H),8.45(br s,1H),9.95(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.3,23.4,26.3,55.6,66.4,72.1,95.3,109.0,109.2,109.8,119.2,120.8,122.4,124.3,127.3,130.8,131.5,137.9,145.3,156.0,174.2,181.5;HRMS(ESI-TOF)m/z:Calcd.for C23H22N4NaO2S[M+Na]+:441.1356;Found:441.1353.
表1为一种骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物的化学结构
表2为一种骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物的化学结构
化合物3ab至3ka的制备方法同化合物3aa,投料比与化合物3aa相同,可得到化合物3ab至3ka,反应产率见表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。
本实施例制备化合物3ab:黄色固体,熔点:144.5-145.4℃;产率79%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.76(s,3H),2.75-2.87(m,2H),3.26-3.33(m,1H),3.68(s,3H),4.72-4.77(m,2H),5.22(d,J=16.0Hz,1H),6.53-6.64(m,4H),6.70(d,J=8.0Hz,1H),6.96-7.01(m,1H),7.25-7.30(m,2H),7.32-7.36(m,2H),7.43(d,J=7.2Hz,2H),9.30(br s,1H),10.27(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.1,21.9,44.1,55.5,68.5,70.5,94.8,108.6,108.8,109.7,119.3,120.5,124.2,127.8,127.9,128.1,128.9,129.9,131.9,136.3,137.4,142.0,156.0,173.0,180.8;HRMS(ESI-TOF)m/z:Calcd.for C29H26N4NaO2S[M+Na]+:517.1669;Found:517.1673.
本实施例制备化合物3ba:黄色固体,熔点:156.5-157.3℃;产率81%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.67(s,3H),2.69-2.76(m,1H),2.80(s,3H),2.83-2.85(m,1H),3.25-3.32(m,1H),4.79-4.83(m,1H),6.99-7.12(m,3H),7.19-7.26(m,2H),7.46(d,J=7.6Hz,1H),7.50-7.54(m,1H),7.70(d,J=7.2Hz,1H),8.77(br s,1H),10.44(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.3,23.4,26.3,66.4,72.1,109.3,109.8,111.9,118.6,122.5,124.4,126.4,127.4,130.8,133.0,137.1,145.4,174.2,181.5;HRMS(ESI-TOF)m/z:Calcd.for C22H20N4NaOS[M+Na]+:411.1250;Found:411.1253.
本实施例制备化合物3bb:黄色固体,熔点:147.2-148.1℃;产率79%,2:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(CDCl3,400MHz)δ:1.69(s,3H),2.72-2.77(m,1H),2.87-2.95(m,1H),3.20-3.28(m,1H),4.55(d,J=14.8Hz,1H),4.82-4.87(m,1H),5.23(d,J=14.8Hz,1H),6.39(s,1H),6.50(s,1H),.53-6.57(m,1H),6.64-6.66(m,1H),6.72-6.77(m,2H),6.91-6.97(m,3H),7.27-7.29(m,1H),7.35-7.44(m,5H);13C NMR(CDCl3,100MHz)δ:20.8,22.2,40.0,44.3,69.5,70.9,108.9,110.4,110.7,118.6,119.8,122.5,123.2,124.7,125.9,126.5,128.1,128.6,129.5,130.5,131.4,135.9,136.3,141.0,172.9,181.8;HRMS(ESI-TOF)m/z:Calcd.for C28H24N4NaOS[M+Na]+:487.1563;Found:487.1563.
本实施例制备化合物3bc:黄色固体,熔点:185.3-186.2℃;产率76%,4:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.71(s,3H),2.67-2.75(m,1H),2.78(s,3H),2.81-2.86(m,1H),3.25-3.32(m,1H),4.77-4.82(m,1H),6.99-7.14(m,3H),7.24(d,J=8.0Hz,1H),7.36-7.41(m,1H),7.46(d,J=7.6Hz,1H),7.68-7.71(m,1H),8.77(br s,1H),10.48(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.3,23.0,26.5,66.5,72.3,109.4,110.6(d,JCF=8.2Hz),111.8,115.3(d,JCF=26.1Hz),117.1(d,JCF=23.1Hz),118.7,119.2,121.8,125.9(d,JCF=8.1Hz),126.3,132.7,137.0,141.6,158.8(d,JCF=235.4Hz),174.1,181.6;HRMS(ESI-TOF)m/z:Calcd.for C22H19FN4NaOS[M+Na]+:429.1156;Found:429.1155.
本实施例制备化合物3bd:黄色固体,熔点:152.6-152.9℃;产率80%,2:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.73(s,3H),2.81-2.83(m,2H),3.28-3.30(m,1H),4.73(d,J=14.4Hz,1H),6.41(d,J=7.2Hz,1H),6.54-6.59(m,1H),6.89-6.98(m,3H),7.07(d,J=8.0Hz,1H),7.37(d,J=7.6Hz,1H),8.95(br s,1H),10.52(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.0,22.1,29.7,29.8,68.5,70.3,108.7,111.5,117.7(d,JCF=20.2Hz),118.7,119.0,120.1,121.9,123.4,126.0,129.5,131.3,133.0,136.6,146.9(d,JCF=240.3Hz),172.4,180.3;HRMS(ESI-TOF)m/z:Calcd.forC22H19FN4NaOS[M+Na]+:429.1156;Found:429.1158.
本实施例制备化合物3be:黄色固体,熔点:198.7-199.5℃;产率81%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.63(s,3H),2.38(s,3H),2.62-2.70(m,1H),2.72(s,3H),2.76-2.80(m,1H),3.20-3.27(m,1H),4.72-4.76(m,1H),6.94-7.03(m,3H),7.18(d,J=8.0Hz,1H),7.28(d,J=8.0Hz,1H),7.41(d,J=7.6Hz,1H),7.51(s,1H),8.73(br s,1H),10.39(br s,1H);13C NMR(DMSO-d6,100MHz)δ:14.6,21.2,23.3,26.3,60.2,66.3,72.1,109.3,109.5,111.9,118.6,119.1,121.7,124.3,126.3,128.0,131.0,131.4,133.0,137.0,143.0,174.1,181.5;HRMS(ESI-TOF)m/z:Calcd.forC23H22N4NaOS[M+Na]+:425.1407;Found:425.1412.
本实施例制备化合物3bf:黄色固体,熔点:146.9-147.5℃;产率82%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(CDCl3,400MHz)δ:1.28-1.32(m,3H),1.71(s,3H),2.73-2.78(m,1H),2.94-3.02(m,1H),3.22-3.29(m,1H),3.89-4.00(m,2H),4.81-4.85(m,1H),6.51-6.59(m,3H),6.79-6.84(m,1H),6.97-7.02(m,3H),7.07(s,1H),7.35(d,J=7.2Hz,1H);13C NMR(CDCl3,100MHz)δ:14.1,20.7,22.3,37.8,40.3,69.6,70.7,110.9,118.6(d,JCF=19.2Hz),120.0,121.1,122.8,123.8(d,JCF=6.4Hz),126.1,131.5,136.2,146.9(d,JCF=244.3Hz),172.7,181.8;HRMS(ESI-TOF)m/z:Calcd.for C23H21FN4NaOS[M+Na]+:443.1312;Found:443.1315.
本实施例制备化合物3bg:黄色固体,熔点:178.7-179.3℃;产率78%,4:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:0.61-0.65(m,3H),1.64(s,3H),2.38(s,3H),2.61-2.69(m,1H),2.76-2.80(m,1H),3.10-3.15(m,1H),3.19-3.26(m,1H),3.41-3.43(m,1H),4.72-4.77(m,1H),6.93-7.03(m,3H),7.14(d,J=7.6Hz,1H),7.27(d,J=8.0Hz,1H),7.40(d,J=8.0Hz,1H),7.51(s,1H),8.71(br s,1H),10.38(br s,1H);13C NMR(DMSO-d6,100MHz)δ:12.4,21.2,21.4,23.0,33.9,66.2,72.4,109.3,109.4,111.9,118.6,119.0,121.7,124.1,126.2,128.2,131.1,131.2,132.7,136.8,142.0,173.5,181.7;HRMS(ESI-TOF)m/z:Calcd.for C24H24N4NaOS[M+Na]+:439.1563;Found:439.1560.
本实施例制备化合物3bh:黄色固体,熔点:157.5-157.9℃;产率81%,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:1.77(s,3H),1.81(s,3H),2.79-2.95(m,2H),3.28-3.33(m,1H),4.72-4.77(m,2H),5.20(d,J=12.4Hz,1H),6.36(s,1H),6.58(d,J=8.0Hz,1H),6.78(d,J=8.0Hz,1H),6.90-7.00(m,2H),7.06(d,J=8.0Hz,1H),7.25-7.35(m,3H),7.40-7.43(m,3H),9.31(br s,1H),10.39(br s,1H);13C NMR(DMSO-d6,100MHz)δ:20.8,21.0,21.9,44.0,68.7,70.7,108.9,109.4,111.4,118.6,119.0,121.8,125.1,126.1,127.7,127.8,128.9,130.0,131.1,133.2,136.3,136.5,139.9,173.0,181.3;HRMS(ESI-TOF)m/z:Calcd.for C29H26N4NaOS[M+Na]+:501.1720;Found:501.1723.
本实施例制备化合物3ca:黄色固体,熔点:158.9-159.5℃;产率85%,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:1.68(s,3H),2.43(s,3H),2.66-2.73(m,1H),2.77(s,3H),2.81-2.86(m,1H),3.24-3.31(m,1H),4.77-4.82(m,1H),7.00-7.08(m,2H),7.25(d,J=8.8Hz,1H),7.35(d,J=8.0Hz,1H),7.52-7.56(m,2H),8.79(br s,1H),10.65(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.2,23.2,26.3,55.4,66.2,72.1,109.4,109.6,113.4,118.0,121.6,123.8,124.1,127.5,128.0,131.1,131.5,134.8,135.5,143.0,174.1,181.7;HRMS(ESI-TOF)m/z:Calcd.for C23H21ClN4NaOS[M+Na]+:459.1017;Found:459.1014.
本实施例制备化合物3cb:黄色固体,熔点:147.6-148.5℃;产率75%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.78(s,3H),2.83-2.85(m,2H),3.29-3.33(m,1H),4.72-4.76(m,2H),5.23(d,J=16.0Hz,1H),6.54-6.59(m,2H),6.70(d,J=8.0Hz,1H),6.94-6.99(m,2H),7.05(d,J=8.8Hz,1H),7.27-7.35(m,3H),7.42-7.45(m,3H),9.36(br s,1H),10.70(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.0,21.8,44.1,68.4,70.4,108.8,109.8,113.0,118.1,121.7,122.4,123.7,124.1,127.2,127.8,127.9,128.9,130.0,135.0,135.1,136.2,142.0,172.8,180.9;HRMS(ESI-TOF)m/z:Calcd.forC28H23ClN4NaOS[M+Na]+:521.1173;Found:521.1172.
本实施例制备化合物3cc:黄色固体,熔点:162.1-162.7℃;产率77%,4:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.76(s,3H),1.82(s,3H),2.80-2.87(m,2H),3.28-3.34(m,1H),4.70-4.75(m,2H),5.18(d,J=16.4Hz,1H),6.33(s,1H),6.59(d,J=8.0Hz,1H),6.79(d,J=7.6Hz,1H),6.95-6.98(m,1H),7.06(d,J=8.8Hz,1H),7.27-7.36(m,3H),7.38-7.44(m,2H),7.46(d,J=2.0Hz,1H),9.34(br s,1H),10.62(br s,1H);13C NMR(DMSO-d6,100MHz)δ:20.7,21.8,44.0,68.6,70.7,109.0,109.5,112.9,118.0,121.8,123.6,125.0,127.2,127.6,127.8,128.9,130.1,131.2,134.9,135.1,136.3,139.8,172.9,181.3;HRMS(ESI-TOF)m/z:Calcd.for C29H25ClN4NaOS[M+Na]+:535.1330;Found:535.1326.
本实施例制备化合物3cd:黄色固体,熔点:165.5-166.4℃;产率84%,2:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:0.66-0.70(m,3H),1.69(s,3H),2.43(s,3H),2.64-2.72(m,1H),2.81-2.85(m,1H),3.16-3.30(m,2H),3.42-3.47(m,1H),4.77-4.82(m,1H),7.01-7.08(m,2H),7.20(d,J=8.8Hz,1H),7.31-7.33(m,1H),7.52-7.56(m,2H),8.78(br s,1H),10.65(br s,1H);13C NMR(DMSO-d6,100MHz)δ:12.4,21.2,21.3,22.9,34.0,66.0,72.3,109.5,113.4,118.0,121.6,123.8,124.0,127.4,128.2,131.2,131.3,134.6,135.3,142.0,173.5,181.8;HRMS(ESI-TOF)m/z:Calcd.forC24H23ClN4NaOS[M+Na]+:473.1173;Found:473.1176.
本实施例制备化合物3ce:黄色固体,熔点:155.4-155.7℃;产率74%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.23-1.26(m,3H),1.73(s,3H),2.77-2.87(m,2H),3.26-3.34(m,1H),3.70-3.79(m,1H),3.97-4.06(m,1H),4.69-4.73(m,1H),6.34-6.37(m,1H),6.58-6.63(m,1H),6.95-7.09(m,3H),7.45(s,1H),9.11(br s,1H),10.60(br s,1H);13C NMR(DMSO-d6,100MHz)δ:14.0,20.8,22.0,37.5,55.4,68.5,70.4,109.0,113.0,117.9(d,JCF=20.2Hz),118.1,120.5,121.9,123.4(d,JCF=8.4Hz),123.7,127.2,128.7(d,JCF=9.0Hz),131.1,131.2,134.8,135.0,146.6(d,JCF=241.3Hz),172.4,180.8;HRMS(ESI-TOF)m/z:Calcd.for C23H20ClFN4NaOS[M+Na]+:477.0923;Found:477.0927.
本实施例制备化合物3cf:黄色固体,熔点:164.7-165.6℃;产率75%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.86(s,3H),2.85-2.97(m,2H),3.34-3.40(m,1H),4.77-4.82(m,1H),6.63-6.71(m,3H),7.00-7.03(m,1H),7.08-7.15(m,2H),7.52-7.57(m,2H),7.61-7.63(m,2H),7.68-7.72(m,2H),9.18(br s,1H),10.77(brs,1H);13CNMR(DMSO-d6,100MHz)δ:21.0,22.0,55.4,68.6,70.3,109.2,109.5,113.1,118.2,121.8,123.0,123.8,124.6,127.3,127.5,127.8,128.7,128.7,130.0,130.1,134.7,135.1,135.2,143.0,172.3,180.7;HRMS(ESI-TOF)m/z:Calcd.for C27H21ClN4NaOS[M+Na]+:507.1017;Found:507.1014.
本实施例制备化合物3da:黄色固体,熔点:160.3-161.5℃;产率85%,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:0.65-0.69(m,3H),1.89-1.95(m,1H),2.43-2.48(m,1H),2.66(s,3H),2.68-2.73(m,1H),2.80-2.84(m,1H),3.25-3.32(m,1H),4.90-4.94(m,1H),6.95-7.04(m,3H),7.15-7.23(m,2H),7.43-7.49(m,2H),7.65(d,J=7.2Hz,1H),8.78(br s,1H),10.44(br s,1H);13C NMR(DMSO-d6,100MHz)δ:9.9,21.0,26.2,30.4,43.3,69.4,73.8,109.7,111.5,111.9,118.6,119.0,122.4,126.2,127.5,130.2,130.9,137.2,145.3,174.5,183.9;HRMS(ESI-TOF)m/z:Calcd.forC23H22N4NaOS[M+Na]+:425.1407;Found:425.1413.
本实施例制备化合物3db:黄色固体,熔点:172.5-173.3℃;产率80%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:0.85-0.89(m,3H),2.06-2.12(m,1H),2.58-2.67(m,1H),2.80-2.93(m,2H),3.42-3.43(m,1H),4.70(d,J=16.4Hz,1H),4.93-4.97(m,1H),5.26(d,J=16.0Hz,1H),6.50-6.54(m,1H),6.61(d,J=8.0Hz,1H),6.67(d,J=6.8Hz,1H),6.86-6.97(m,3H),7.07(d,J=8.0Hz,1H),7.27-7.43(m,6H),9.33(br s,1H),10.52(br s,1H);13C NMR(DMSO-d6,100MHz)δ:10.3,21.0,29.8,42.1,44.1,71.7,71.8,109.6,111.5,118.6,118.9,121.7,122.3,123.6,126.0,127.8,127.9,128.8,128.9,129.7,131.7,136.2,136.7,141.5,172.8,181.8;HRMS(ESI-TOF)m/z:Calcd.forC29H26N4NaOS[M+Na]+:501.1720;Found:501.1723.
本实施例制备化合物3dc:黄色固体,熔点:172.5-173.3℃;产率80%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:0.83-0.87(m,3H),1.99-2.05(m,1H),2.52-2.56(m,1H),2.76-2.82(m,1H),2.86-2.91(m,1H),3.34-3.39(m,1H),4.89-4.94(m,1H),6.46(d,J=6.8Hz,1H),6.51-6.56(m,1H),6.87-6.97(m,3H),7.09(d,J=8.0Hz,1H),7.37(d,J=7.6Hz,1H),8.95(br s,1H),10.54(br s,1H);13C NMR(DMSO-d6,100MHz)δ:10.2,21.0,29.7,29.9,42.1,71.5,71.8,109.7,111.5,117.5(d,JCF=19.6Hz),118.6,118.9,119.7,121.8,123.2(d,JCF=6.3Hz),125.8,128.9(d,JCF=8.1Hz),131.3,131.9,136.7,146.7(d,JCF=241.1Hz),172.3,181.4;HRMS(ESI-TOF)m/z:Calcd.forC23H21FN4NaOS[M+Na]+:443.1312;Found:443.1317.
本实施例制备化合物3dd:黄色固体,熔点:153.7-154.4℃;产率80%,2:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(CDCl3,400MHz)δ:0.73-0.76(m,3H),1.75-1.81(m,1H),2.35(s,3H),2.52-2.57(m,1H),2.59(s,3H),2.77-2.82(m,1H),2.85-2.93(m,1H),3.29-3.37(m,1H),4.96-5.01(m,1H),6.16(s,1H),6.65(d,J=8.0Hz,1H),7.00-7.10(m,3H),7.16-7.19(m,1H),7.29(s,1H),7.37(s,1H),7.43(d,J=7.2Hz,1H);13C NMR(CDCl3,100MHz)δ:8.3,19.7,20.2,25.1,29.0,42.3,68.6,73.0,107.6,109.7,112.3,118.1,118.8,121.5,125.3,127.2,127.3,130.4,131.3,135.4,141.4,173.2,183.6;HRMS(ESI-TOF)m/z:Calcd.for C24H24N4NaOS[M+Na]+:439.1563;Found:439.1557.
本实施例制备化合物3de:黄色固体,熔点:158.4-158.9℃;产率81%,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:0.45-0.48(m,3H),0.67-0.71(m,3H),1.90-1.95(m,1H),2.38(s,3H),2.44-2.48(m,1H),2.65-2.73(m,1H),2.79-2.83(m,1H),3.02-3.07(m,1H),3.26-3.36(m,2H),4.89-4.94(m,1H),6.91-7.03(m,3H),7.16(d,J=8.0Hz,1H),7.25(d,J=7.6Hz,1H),7.43(d,J=7.6Hz,1H),7.48(s,1H),8.75(br s,1H),10.39(br s,1H);13C NMR(DMSO-d6,100MHz)δ:9.8,12.3,21.0,21.2,30.0,33.8,43.5,69.2,74.2,109.3,111.6,111.9,118.5,118.9,121.7,123.8,126.1,128.3,129.9,131.0,131.1,137.0,142.0,173.8,184.3;HRMS(ESI-TOF)m/z:Calcd.forC25H26N4NaOS[M+Na]+:453.1720;Found:453.1725.
本实施例制备化合物3df:黄色固体,熔点:157.9-158.9℃;产率79%,4:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:0.85-0.88(m,3H),1.25-1.29(m,3H),2.04-2.10(m,1H),2.54-2.60(m,1H),2.83-2.93(m,2H),3.36-3.38(m,1H),3.72-3.81(m,1H),4.03-4.08(m,1H),4.92-4.97(m,1H),6.48(d,J=7.2Hz,1H),6.57-6.62(m,1H),6.92-7.01(m,3H),7.12(d,J=8.0Hz,1H),7.41(d,J=7.6Hz,1H),9.11(br s,1H),10.48(br s,1H);13CNMR(DMSO-d6,100MHz)δ:10.2,13.9,20.9,29.8,37.6,42.3,71.5,71.9,109.9,111.5,117.7(d,JCF=20.2Hz),118.6,119.0,120.1,121.9,123.2(d,JCF=6.3Hz),125.9,128.1(d,JCF=9.1Hz),131.2,132.0,136.7,146.7(d,JCF=240.4Hz),172.3,181.6;HRMS(ESI-TOF)m/z:Calcd.for C24H23FN4NaOS[M+Na]+:457.1469;Found:457.1473.
本实施例制备化合物3ea:黄色固体,熔点:155.6-155.9℃;产率79%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(CDCl3,400MHz)δ:0.06-0.09(m,3H),0.40-0.47(m,1H),0.55-0.62(m,1H),1.26-1.30(m,1H),2.00-2.05(m,1H),2.81-2.86(m,1H),3.02-3.11(m,1H),3.64-3.71(m,1H),4.70(d,J=15.2Hz,1H),4.89-4.94(m,1H),5.32(d,J=15.2Hz,1H),6.36(s,1H),6.57-6.61(m,1H),6.66(s,1H),6.70-6.74(m,2H),6.88(d,J=7.6Hz,1H),7.01-7.08(m,3H),7.39-7.51(m,4H),7.59(d,J=7.2Hz,2H);13C NMR(CDCl3,100MHz)δ:1.42,3.28,16.4,20.5,39.8,44.5,71.4,74.3,108.9,110.6,112.7,118.6,119.7,122.7,122.9,125.1,125.6,126.5,126.7,128.4,128.5,129.3,130.4,135.7,136.2,141.5,173.2,181.2;HRMS(ESI-TOF)m/z:Calcd.for C30H26N4NaOS[M+Na]+:513.1720;Found:513.1720.
本实施例制备化合物3eb:黄色固体,熔点:144.7-145.9℃;产率80%,2:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(CDCl3,400MHz)δ:0.16-0.20(m,1H),0.38-0.43(m,1H),0.47-0.51(m,1H),0.70-0.77(m,1H),1.55-1.61(m,1H),2.43(s,3H),2.77(s,3H),2.84-2.89(m,1H),2.95-3.03(m,1H),3.44-3.51(m,1H),4.94-4.99(m,1H),6.26(s,1H),6.79(d,J=8.0Hz,1H),7.09-7.19(m,3H),7.28(d,J=6.0Hz,1H),7.44(s,1H),7.51(d,J=7.6Hz,1H),7.64(s,1H);13C NMR(CDCl3,100MHz)δ:2.51,3.16,17.1,20.7,21.2,26.2,41.4,70.1,73.2,108.5,110.8,112.7,119.2,119.9,122.7,122.8,126.2,127.7,128.7,131.4,132.4,136.2,142.1,173.9,183.6;HRMS(ESI-TOF)m/z:Calcd.for C25H24N4NaOS[M+Na]+:451.1563;Found:451.1567.
本实施例制备化合物3ec:黄色固体,熔点:142.3-143.2℃;产率78%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(CDCl3,400MHz)δ:0.19-0.24(m,1H),0.40-0.44(m,1H),0.50-0.57(m,1H),0.70-0.77(m,4H),1.56-1.60(m,1H),2.43(s,3H),2.84-2.89(m,1H),2.95-3.04(m,1H),3.06-3.12(m,1H),3.42-3.48(m,1H),3.52-3.57(m,1H),4.95-4.99(m,1H),6.23(s,1H),6.79(d,J=8.0Hz,1H),7.08-7.16(m,3H),7.26-7.27(m,1H),7.43(s,1H),7.51(d,J=7.6Hz,1H),7.65(s,1H);13C NMR(CDCl3,100MHz)δ:2.53,3.15,12.3,17.0,20.7,21.2,34.5,41.6,69.8,73.4,108.5,110.8,112.6,119.2,119.9,122.7,122.8,126.2,127.8,128.9,131.4,132.2,136.0,141.3,173.3,183.8;HRMS(ESI-TOF)m/z:Calcd.for C26H26N4NaOS[M+Na]+:465.1720;Found:465.1723.
本实施例制备化合物3fa:黄色固体,熔点:164.7-165.5℃;产率82%,3:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.62(s,3H),2.77-2.92(m,3H),3.12(d,J=14.2Hz,1H),3.22-3.29(m,1H),4.69-4.73(m,1H),7.01-7.11(m,3H),7.25(d,J=7.6Hz,1H),7.51-7.58(m,2H),7.69-7.73(m,1H),7.87(d,J=7.6Hz,1H),8.81(brs,1H),10.28(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.2,21.6,38.5,68.5,74.3,109.6,111.8,118.8,119.4,122.1,124.9,126.3,126.6,128.3,133.1,135.6,136.5,136.6,151.1,180.3,201.5;HRMS(ESI-TOF)m/z:Calcd.for C22H19N3NaOS[M+Na]+:396.1141;Found:396.1145.
本实施例制备化合物3ga:黄色固体,熔点:175.4-175.7℃;产率83%,2:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.61(s,3H),2.73-2.93(m,3H),3.07(d,J=17.2Hz,1H),3.22-3.29(m,1H),4.68-4.72(m,1H),7.06-7.12(m,2H),7.25(d,J=7.6Hz,1H),7.54-7.58(m,2H),7.69-7.73(m,1H),7.87(d,J=7.6Hz,1H),8.84(brs,1H),10.51(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.2,21.5,38.4,68.4,74.2,109.7,113.3,118.2,122.1,124.1,124.9,126.5,127.4,128.3,134.9,135.1,135.5,136.6,151.0,180.3,201.4;HRMS(ESI-TOF)m/z:Calcd.for C22H18ClN3NaOS[M+Na]+:430.0751;Found:430.0746.
本实施例制备化合物3ha:黄色固体,熔点:172.9-173.5℃;产率75%,4:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(CDCl3,400MHz)δ:0.72-0.76(m,3H),1.58-1.64(m,1H),2.36-2.41(m,1H),2.75-3.01(m,4H),3.27-3.34(m,1H),4.92-4.97(m,1H),6.29(s,1H),6.61(s,1H),6.83-6.85(m,1H),6.91(d,J=7.6Hz,1H),7.05-7.07(m,2H),7.43-7.47(m,2H),7.52-7.55(m,1H),7.82(d,J=7.6Hz,1H);13C NMR(CDCl3,100MHz)δ:8.7,20.3,29.5,38.0,41.5,71.5,109.9,111.8,117.7,119.1,122.0,123.3,124.9,125.4,127.5,128.2,133.8,134.7,135.6,149.0,180.2,199.7;HRMS(ESI-TOF)m/z:Calcd.forC23H21N3NaOS[M+Na]+:410.1298;Found:410.1295.
本实施例制备化合物3ia:黄色固体,熔点:155.6-156.3℃;产率90%,20:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:1.61(s,3H),2.10-2.16(m,1H),2.23-2.28(m,1H),2.70-2.74(m,2H),3.13-3.20(m,1H),3.77(s,3H),4.14-4.21(m,1H),4.29-4.34(m,1H),4.54-4.58(m,1H),6.68-6.70(m,1H),6.86(d,J=2.0Hz,1H),7.35(d,J=8.4Hz,1H),8.95(br s,1H),11.00(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.2,21.7,32.2,55.7,65.3,68.0,69.4,95.2,109.7,110.7,119.5,120.9,130.6,137.8,156.6,174.0,180.7;HRMS(ESI-TOF)m/z:Calcd.for C18H19N3NaO3S[M+Na]+:380.1039;Found:380.1042.
本实施例制备化合物3ib:黄色固体,熔点:142.2-143.1℃;产率88%,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:1.57(s,3H),2.05-2.13(m,1H),2.35-2.39(m,1H),2.67-2.79(m,2H),3.04-3.11(m,2H),3.20-3.24(m,1H),3.77(s,3H),4.49-4.53(m,1H),6.68-6.70(m,1H),6.89(d,J=2.0Hz,1H),7.35(d,J=8.4Hz,1H),8.97(br s,1H),10.80(br s,1H);13C NMR(DMSO-d6,100MHz)δ:20.9,21.6,26.4,33.5,55.7,67.8,77.7,95.3,109.7,111.1,119.5,121.0,130.7,137.9,156.6,181.6,204.9;HRMS(ESI-TOF)m/z:Calcd.for C18H19N3NaO2S2[M+Na]+:396.0811;Found:396.0815.
本实施例制备化合物3ja:黄色固体,熔点:147.7-148.8℃;产率88%,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:1.59(s,3H),2.05-2.13(m,1H),2.34-2.39(m,1H),2.72-2.85(m,2H),3.00-3.06(m,1H),3.09-3.24(m,2H),4.52-4.57(m,1H),7.02-7.06(m,1H),7.12-7.16(m,1H),7.40(d,J=8.4Hz,1H),7.48(d,J=7.6Hz,1H),9.01(br s,1H),11.0(br s,1H);13C NMR(DMSO-d6,100MHz)δ:21.0,21.5,26.5,33.6,67.8,77.6,111.1,112.2,118.9,119.6,122.5,126.6,132.2,137.1,181.6,204.8;HRMS(ESI-TOF)m/z:Calcd.for C17H17N3NaOS2[M+Na]+:366.0705;Found:366.0708.
本实施例制备化合物3ka:黄色固体,熔点:160.4-161.3℃;产率89%,20:1dr;核磁共振和高分辨质谱测试等结果如下:1H NMR(DMSO-d6,400MHz)δ:0.64-0.67(m,3H),1.90-2.04(m,2H),2.16-2.37(m,3H),2.62-2.70(m,1H),2.90-3.00(m,2H),3.11-3.17(m,1H),4.77-4.81(m,1H),7.03-7.07(m,1H),7.13-7.16(m,1H),7.41(d,J=8.0Hz,1H),7.52(d,J=8.0Hz,1H),8.91(br s,1H),11.21(br s,1H);13C NMR(DMSO-d6,100MHz)δ:9.52,21.6,26.1,28.3,34.2,43.7,70.3,79.1,112.2,112.9,118.9,119.6,122.5,126.4,129.5,136.9,182.1,204.1;HRMS(ESI-TOF)m/z:Calcd.for C18H19N3NaOS2[M+Na]+:380.0862;Found:380.0863.
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)、人肺腺癌细胞(A549)、人前列腺癌细胞(PC-3)的细胞毒性试验表明:此类式(1)所示结构的骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生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)、人肺腺癌细胞(A549)、人前列腺癌细胞(PC-3)表示的细胞毒性。
药理实施例1:化合物3bb、3bh、3ca、3cb、3cc、3cd、3ce、3cf、3dc和3de对人白血病细胞(K562)、人肺腺癌细胞(A549)、人前列腺癌细胞(PC-3)的细胞毒性
人白血病细胞(K562)、人肺腺癌细胞(A549)、人前列腺癌细胞(PC-3)分别用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3bb、3bh、3ca、3cb、3cc、3cd、3ce、3cf、3dc和3de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。结果如下表3所示。
表3
a IC50:The concentration which results in 50%of tumour cellproliferation inhibition after 48h of compounds treatment.Data wererepresented as means±SEM obtained in at least three independentexperiments.b Cisplatin used as positive control.
c Harmaline used as positive control.
药理实施例2:化合物3cb对HK-2和MRC-5进行细胞毒性试验
肾小管上皮细胞HK-2和胚胎肺成纤维细胞MRC-5属于正常人体细胞,选化合物3cb对HK-2和MRC-5进行细胞毒性试验。细胞存活率的测定用改良MTT法,具体方法如药理实施例1。结果如表4所示,化合物3cb对正常细胞3cb显示出几乎无毒的细胞毒性作用。
表4
a IC50:The concentration which results in 50%of tumour cellproliferation inhibition after 48h of compounds treatment.Data wererepresented as means±SEM obtained in at least three independent experiments.
b Cisplatin used as positive control.
c Harmaline used as positive control.
药理实施例3:化合物3cb诱导A549细胞凋亡的变化
用化合物3cb处理的A549细胞在对照细胞中显示出长纺锤形。如图7中(A)所示,在低浓度下,相邻细胞之间的接触消失,粘附能力降低,细胞膜起泡,细胞骨架解体细胞变圆。高浓度时,随着细胞膜向内折叠,细胞器向内折叠,凋亡小体逐渐形成。在荧光显微镜下观察,如图7中(B)所示,在对照组中,吖啶橙可以穿透正常细胞膜并使细胞核显示绿色荧光。在用3cb处理的凋亡细胞中,由于染色质凝结或碎裂成不同大小的碎片而形成凋亡小体。溴化乙锭染色密集且强烈的橙红色荧光或橙红色碎片颗粒。当细胞凋亡发生时,DNA也随之改变。抗肿瘤药物被证明会导致DNA损伤,而细胞毒性药物主要通过破坏肿瘤细胞中的DNA来发挥作用,而影响DNA化学结构的药物在临床实践中已经可用。在倒置荧光显微镜下观察,如图7中(C)所示,正常细胞能够穿透少量Hoechst 33258染色溶液,而对照组中的细胞被观察到染色低。细胞膜渗透性增强,Hoechst 33258染色溶液能够大量穿透细胞并与DNA结合,染色致密且染色明亮的蓝色荧光。
药理实施例4:化合物3cb对A549细胞ROS和MMP变化的影响
研究了化合物3cb在A549细胞中诱导的活性氧产生和线粒体膜电位变化,结果如图8中(A)所示。绿色荧光逐渐增加,表明3cb诱导的ROS释放随着药物浓度的增加而增加。在图8中(B)中,JC-1在对照线粒体的基质中积累,并形成产生红色荧光的聚合物,从而导致更高的线粒体膜电位。与对照组相比,3cb处理后,红色荧光逐渐减少,绿色荧光逐渐增加,表明3cb显著下调了线粒体膜电位。
药理实施例5:化合物3cb对A549细胞集落形成的影响
集落形成是测定细胞增殖能力的有效方法之一。单个细胞的增殖潜力可以通过计数菌落形成率来定量评估,以便独立地确定其增殖能力和生存能力。研究了3cb的菌落形成能力,结果如图9所示。与对照组中形成的菌落数量相比,药物组中的菌落数量逐渐减少。对照组的单细胞克隆效率为100%,药物组的克隆效率分别为82.67%、41.53%和12.63%。结果表明,化合物3cb能显著影响A549细胞的增殖。
药理实施例6:化合物3cb对A549细胞迁移的影响
肿瘤转移是癌症患者高死亡率的主要原因。识别调节肿瘤细胞的迁移、分化和生长,并在预防和治疗恶性肿瘤中发挥关键作用。癌细胞迁移的增强可导致肿瘤的侵袭和转移。在本研究中,通过伤口划痕试验、transwell插入物研究了3cb对肿瘤细胞转移的影响,结果如图10所示。化合物3cb可以在低浓度下影响A549细胞的迁移能力,并在10μM时显著抑制A549细胞迁移能力。
药理实施例7:化合物3cb对A549细胞中凋亡相关蛋白表达的影响
细胞凋亡是癌细胞死亡的主要机制。许多癌症治疗依赖于诱导有效的细胞凋亡,而细胞凋亡的复杂调节为药物开发人员在有效的抗癌治疗中利用细胞凋亡诱导创造了相当大的障碍。因此,必须阐明3cb的细胞凋亡机制。Western blot检测3cb细胞凋亡相关蛋白的表达。
如图11所示,p53、Bax、Cyt c、切割的Caspase 3、切割的PARP表达显著上调,Bcl-2、Pro-Caspase 3、PARP表达明显下调。结果表明,3cb通过激活p53蛋白表达来调节Bax/Bcl-2比值和Cyt-c表达。Caspase 3酶原在近端被切割成活性Caspase3,并且被激活的切割Caspase3进一步切割PARP,从而激活凋亡标记蛋白切割PARP。

Claims (3)

1.一种骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物,其特征在于:该化合物具有如通式(Ⅰ)所示的结构:
其选自如下化合物:
2.一种如权利要求1所述的骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物的制备方法,其特征在于:由相应的骆驼蓬灵骨架化合物1与α-异硫氰酸酯羰基化合物2发生Michael加成环化反应,生成最终产物骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物(I);
合成路线如下:
3.一种如权利要求1所述的骆驼蓬灵骨架拼接的多螺环吡咯啉酮类衍生物在制备防治肿瘤疾病药物中的应用。
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