CN105315321B - 具有抗肿瘤作用的化合物及其制备方法和应用 - Google Patents

具有抗肿瘤作用的化合物及其制备方法和应用 Download PDF

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CN105315321B
CN105315321B CN201410311738.XA CN201410311738A CN105315321B CN 105315321 B CN105315321 B CN 105315321B CN 201410311738 A CN201410311738 A CN 201410311738A CN 105315321 B CN105315321 B CN 105315321B
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雷海民
王鹏龙
绪扩
刘伟
张宇忠
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3d Medicines Ltd
MindI (Shanghai) Pharmaceutical Technology Co.,Ltd.
Mindi Biomedical Shanghai Co ltd
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(beijing) Pharmaceutical Technology Co Ltd
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Abstract

本发明提供了一类具有结构通式1或2的化合物及其制备方法和在制备抗肿瘤药物中的应用,本发明组合物对肝癌、胃癌、结肠癌、宫颈癌细胞系具有显著地抑制作用。

Description

具有抗肿瘤作用的化合物及其制备方法和应用
技术领域
本发明涉及一种化合物及其制备方法和应用,具体涉一种具有抗肿瘤活性的化合物及其制备方法和应用,属于药物化学领域。
背景技术
中国专利201110055102.X公开了抗癌先导化合物T-OA,药效学实验表明,先导物T-OA能较显著抑制多种肿瘤细胞的体外增殖,而对正常细胞毒性较低;体内对S180小鼠肉瘤的生长有显著抑制活性,并可提高荷瘤小鼠的脾指数,均呈剂量依赖关系。通过计算肿瘤横截面积,可以清晰观察到肿瘤体积、肿瘤横截面积比明显缩小,而毒副作用又显著低于环磷酰胺。对肿瘤凋亡NF-KB信号通路研究发现,T-OA给药后可以显著降低肉瘤小鼠P65、COX-2和VEGF的表达,并可抑制金属蛋白酶-2的活性;此外,T-OA还可明显抑制鸡胚尿囊膜新生血管增生,具有抗血管生成的作用。单日连续给予T-OA最大耐受量6000mg·kg-1,观察14天内,小鼠未出现毒性反应,优于环磷酰胺。
本发明以具有抗肿瘤、抗肝病生物活性的齐墩果酸(OA)、甘草次酸(GA)、熊果酸(UA)、白桦脂酸(BA)及天然药物川芎嗪(TMP)为起始原料,进行化学拼合合成本发明化合物。对该类化合物的活性评价主要围绕抗肿瘤(尤其肝癌)及抗肝纤维化方面展开,分别测试了类似物对5种癌症细胞系(Bel-7402、HepG-2、HT-29、Hela、BGC-823)及肝星状细胞系(HSC-6)的细胞毒活性。
发明内容
本发明的目的之一是提供一种具有结构通式1的化合物。
本发明的目的之二是提供一种具有结构通式2的化合物。
本发明的目的之三是提供通式化合物1、2的制备方法。
本发明的目的之四是提供通式化合物1、2在制备抗肿瘤药物中的应用。
本发明的目的之五是提供一种具有抗肿瘤作用的药物组合物。
本发明的目的是通过如下技术方案实现的:
具有抗肿瘤作用的式1化合物,
其中,
R1选自=O、-OH、-OCOCH3、-CH3中的一种;
R2选自-H、=O、-OH、-CH3中的一种;
R3、R4选自-H、-CH3中的一种;
R5、R6选自-CH3、-X、-Y中的一种;
且R5、R6中至少有一个包含-X或-Y;
上述-X、-Y结构式如下:
具有抗肿瘤作用的式2化合物,
其中,R为-X、-Y中的一种;
上述-X、-Y结构式如下:
进一步,本发明化合物编号及结构式如下:
本发明化合物按如下方法制备:
化合物TOA-X1的制备方法:将3-氧代齐墩果酸溶于有机溶剂,与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成TOA-X1;
化合物TOA-X2的制备方法:将齐墩果酸溶于有机溶剂,与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成TOA-X2;
化合物TOA-X3的制备方法:将3-乙酰齐墩果酸溶于有机溶剂,与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成TOA-X3;
化合物TOA-X4的制备方法:将熊果酸溶于有机溶剂,与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成TOA-X4;
化合物TOA-X5的制备方法:将3-氧代甘草次酸溶于有机溶剂,与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成TOA-X5;
化合物TOA-X6的制备方法:将甘草次酸溶于有机溶剂,与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成TOA-X6;
化合物TOA-X7的制备方法:将3-乙酰甘草次酸溶于有机溶剂,与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成TOA-X7;
化合物TOA-X8和TOA-X9的制备方法:将白桦脂酸溶于有机溶剂,与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成TOA-X8和TOA-X9;
其中,上述反应在-20℃至250℃下进行;所述有机溶剂是含有1-20个碳原子的醚、醇、烷烃、芳香烃、酮、卤代烷、酰胺、腈、酯或者它们各种比例的混合物;所述催化剂为1-羟基苯并三唑(HOBT);所述缩合剂为1-乙基-3-(3-二甲胺丙基)碳二亚胺盐酸盐(EDCI)或1,3-二环己基碳二亚胺(DCC);此外,所用碱中,有机碱为三乙胺,无机碱为碳酸钾。
进一步,上述制备方法中,相应的原料与氨基川芎嗪的摩尔比为1∶0.1~1∶10;相应的原料与缩合剂的摩尔比为1∶0.1~1∶10;相应的原料与碱的摩尔此为1∶0.1~1∶10;相应的原料与催化剂的摩尔比为1∶0.1~1∶10。
上述方法中步骤(1)、(2)、(3)、(4)、(5)、(6)、(7)、(8)的反应式为:
本发明还提供式1、2化合物在制备抗肿瘤药物中的应用。
进一步,所述肿瘤为肝癌、胃癌、结肠癌、宫颈癌细胞系。
本发明还提供了一种抗肿瘤的药物组合物,该组合物包含式1或式2化合物和药学上可接受的载体。所述药物组合物可以是片剂、胶囊剂、颗粒剂、散剂、口服液、注射剂等常规剂型。
本发明化合物具有明显抑制肿瘤细胞系(Bel-7402、HepG-2、HT-29、Hela、BGC-823)及肝星状细胞系(HSC-6)生长的活性。其中,化合物TOA-X9的抗肿瘤活性优于阳性药T-OA及顺铂,化合物TOA-X1的细胞毒活性与T-OA相当。
实验例 MTT法观察本发明组合物TOA-X对癌细胞及肝星状细胞的增殖影响
1.仪器与材料
Thermo3111型CO2培养箱;HFsafe生物安全柜;Multiskan GO酶标仪;京立牌LD5-2B型台式低速离心机;Olympus IX71倒置荧光显微镜改良型RPMI-1640培养基、胎牛血清、0.25%胰蛋白酶溶液、噻唑蓝、磷酸盐缓冲液(赛默飞世尔生物化学制品北京有限公司);Amresco二甲基亚砜(DMSO);
人肝癌细胞系Bel-7402和HepG-2;人胃癌细胞系BCG-823;人结肠癌细胞系HT-29;人宫颈癌细胞系Hela;大鼠肝星状细胞系HSC-6;
实验药物:本发明化合物TOA-X1~TOA-X9(分别按实施例8-15制备);反应原料齐墩果酸(OA)、甘草次酸(GA)、熊果酸(UA)、白桦脂酸(BA)及川芎嗪(TMP);阳性药物注射用顺铂(301001CF;齐鲁制药有限公司);T-OA(按201110055102.X号中国专利制备)。
2.方法
2.1不同细胞株的培养
Bel-7402、HepG-2、HT-29、BCG-823、Hela、HSC-6细胞培养在含10%胎牛血清的1640培养液中,放置于37℃、5%的CO2培养箱中温育。细胞均呈贴壁状态生长,在倒置显微镜下观察生长状况,待细胞数量适量时传代培养。
2.2初筛细胞抑制率
取对数生长期的Bel-7402、HepG-2、HT-29、BCG-823、Hela、HSC-6细胞,以3×103/孔的数量接种于96孔培养板中,在含5%CO2的湿化培养箱中37℃培养24h。每孔分别加入100μL待测化合物,使每孔浓度分别为15μM和30μM。设置细胞对照组及空白对照组,药物组每浓度重复3孔,细胞对照组和空白对照组重复3孔。培养箱中继续培养72h后,每孔加20μLMTT孵育4h,弃去上清,再加100μL DMSO,振荡10min,酶标仪490nm波长测得吸光度值并记录结果,抑制率/%=[1-(A给药-A空白)/(A正常-A空白)]×100%。将30μM浓度下,抑制率大于50%的化合物进行复筛并计算IC50值。
2.3复筛细胞抑制率
操作方法如2.2项,取对数生长期的Bel-7402、HepG-2、HT-29、BCG-823、Hela、HSC-6细胞,以3×103/孔的数量接种于96孔培养板中,在含5%CO2的湿化培养箱中37℃培养24h;每孔分别加入100μL待测化合物,使最终浓度分别为150、50、16.67、5.56、1.85、0.62μM。设置细胞对照组及空白对照组,药物组每浓度重复4孔,细胞对照组和空白对照组重复3孔。培养箱中继续培养72h后,每孔加20μL MTT孵育4h,弃去上清,再加100μL DMSO,振荡10min,酶标仪490nm波长测得吸光度值,记录结果,并计算化合物的IC50值,细胞抑制率(%)=[1-(A给药-A空白)/(A正常-A空白)]×100%。
3.结果
3.1本发明化合物8-16和反应原料OA、GA、UA、BA及TMP对5种肿瘤细胞系(Bel-7402、HepG-2、HT-29、BCG-823、Hela)的IC50值如表1所示。
由表1可以看出,化合物TOA-X1、TOA-X9及熊果酸各种癌细胞均表现出较好的抑制肿瘤细胞增殖活性;且与T-OA及反应原料相比,化合物TOA-X9表现出更强的体外抗肿瘤活性,甚至优于顺铂;化合物TOA-X1与阳性药T-OA活性相当。
化合物TOA-X2、TOA-X4对宫颈癌细胞的增殖具有抑制作用,化合物TOA-X3、TOA-X5对结肠癌细胞的增殖具有抑制作用,化合物TOA-X8对肝癌细胞和结肠癌细胞增殖具有抑制作用。
表1不同药物对不同肿瘤细胞株的IC50
注明:“—”表明IC50>30.0μM,当IC50>30.0μM时,我们认为其活性较低;“ND”:未能测出IC50值。
3.2本发明化合物对肝星状细胞HSC-6的增殖抑制率如表2所示。化合物TOA-X1~TOA-X3、TOA-X9、T-OA以及熊果酸表现出较好的体外抗肝纤维化活性。现有研究表明,熊果酸体内外对肝星状细胞均具有良好的抑制作用。而化合物TOA-X9比T-OA及原料表现出更强的体外抑制肝星状细胞的活性,甚至优于熊果酸。
表2不同药物对肝星状细胞HSC-6的抑制率及IC50
注明:“—”表明IC50>30.0μM,当IC50>30.0μM时,我们认为其活性较低;已有研究表明熊果酸在体内外实验中均表现出较好的抑制HSC-6细胞增殖的活性,故在本实验中将其作为阳性对照组。
4.结论
本发明化合物表现出抑制肿瘤细胞系(Bel-7402、HepG-2、HT-29、Hela、BGC-823)及肝星状细胞系(HSC-6)增殖的活性。其中,化合物TOA-X9的活性优于阳性药顺铂及T-OA;TOA-X1的活性与T-OA相当。表明该类化合物可用于抗肿瘤药物的研究。
具体实施方式
实施例1 化合物2-溴代甲基-3,5,6-三甲基吡嗪(化合物1)的制备
按“《中间体2-溴甲基-3,5,6-三甲基吡嗪的合成工艺优化》.绪扩,王鹏龙,韩秋俊,等.安徽医药,2013,17(9):1467-1470”方法制备。称取20.00g(0.15mol)无水川芎嗪、23.54g NBS N-溴代丁二酰亚胺(0.15mol,用前研细)置于250mL三颈瓶,100mL CC14作为反应溶剂,4盏85W白炽灯照射,95℃回流反应1h。TLC[V(石油醚)∶V(丙酮)=3∶1]检测反应基本完全;冷却后滤过,收集滤液,减压回收溶剂,得紫红色粘稠状液体(含量按60%计)。HRMS(ESI)m/z:216.00135[M+H]+,calcd.for C8H11BrN2216.00851。
实施例2 化合物N-(3,5,6-三甲基吡嗪-2-亚甲基)异吲哚-1,3-二酮(化合物2)的制备
按照“《Synthesis and pharmacological evaluation of aminoacetylenicisoindoline-1,3-dione derivatives as anti-inflammatory agents》.Arab.J.Chem.2011.doi:10.1016/j.arabjc.2010.12.030”方法制备。三颈瓶中依次加入20.00g邻苯二甲酰亚胺钾盐(0.108mol)、25.68g TMP-Br化合物1(0.072mol;含量以60%计)混合液体、100mL乙腈作为溶剂;85℃回流反应2h。TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,反应液冷却,抽滤,得黄色液体。硅胶柱分离得白色固体,收率:70%;HRMS(ESI)m/z:282.12054[M+H]+,calcd.for C16H15N3O2282.11978。
实施例3 化合物2-甲氨基-3,5,6-三甲基吡嗪(化合物3)的制备
按照“《川芎嗪芳酸系列衍生物设计、合成及抗血小板聚集活性研究》,钟国琛.硕士学位论文,山东大学,2011,13-14.”方法制备。三颈瓶中依次加入5.2g(19mmol)N-(3,5,6-三甲基吡嗪-2-亚甲基)异吲哚-1,3-二酮化合物2、100mL无水乙醇及1mL(18mmol)80%的水合肼;90℃回流反应5h,TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全;反应液经冷却后,抽滤,滤液回收溶剂后,加入30mL CH2Cl2超声溶解,有白色沉淀析出;抽滤,将溶液转移至100mL容量瓶,稀释至刻度,密封(浓度:46.8mg/mL);HRMS(ESI)m/z:152.10930[M+H]+,calcd.for C8H13N3152.11430。
实施例4 化合物3-氧代齐墩果酸(化合物4)的合成
圆底烧瓶中加入2.28g(5mmol)齐墩果酸,100mL丙酮加热使溶解。冰浴条件下,向瓶内缓慢滴加Jones试剂(含三氧化铬4.56g)17.07mL(滴加时间约为30min);待TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全后,向体系中滴加1.5mL异丙醇,搅拌20min后加入50mL水,有白色沉淀析出,抽滤,得粗品。少量乙腈超声洗涤,干燥后得白色粉末,收率:93%。
1H-NMR(CDCl3,500MHz)δ(ppm):0.80,0.90,0.92,1.02,1.04,1.08,1.14(s,each,3H,7×CH3),2.36&2.54(m,2H,H-2),2.82(m,1H,H-18),5.29(brs,1H,H-12),1.00-2.30(20H,methyl-&methylene-of triterpenoid).13C-NMR(CDCl3,125MHz)δ(ppm):15.14,17.13,19.67,21.57,23.02,23.61,23.69,25.97,26.57,27.81,30.81,32.27,32.53,33.19,33.92,34.27,36.93,39.22,39.40,41.13,41.84,45.94,46.72,47.02,47.57,55.43,122.52(C-12),143.77(C-13),184.35(C-28),217.85(C-3);HRMS(ESI)m/z:455.35260[M+H]+,calcd.for C30H46O3 455.34805.
实施例5 中间体化合物3-乙酰齐墩果酸(化合物5)的合成
按照“《Synthesis and anti-tumor activity of novel glycyrrhetinic acidderivatives》.Y.Q.Meng,J.Q.Ding,Y.Liu,et al.Chem.Res.Chinese Universities,2012,28(2):214-219”方法制备。将2.28g(5mmol)齐墩果酸溶于10mL吡啶,冰浴搅拌下滴加5mL乙酸酐,待溶解后撤掉冰浴,加入61mg(0.5mmol)DMAP 4-二甲氨基吡啶,低温反应5h;TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,将反应液倾入100mL冰水中,立即出现大量白色沉淀;用二氯甲烷提取,提取液依次用稀盐酸、水、饱和食盐水洗涤,无水硫酸钠干燥,过滤,回收溶剂得3-O-乙酰基齐墩果酸粗品;适量乙腈超声洗涤,干燥,得白色粉末(TLC显示含有少量杂质,未处理直接进行下一步)。HRMS(ESI)m/z:499.34198[M+H]+,calcd.forC32H50O4 499.37426.
实施例6 中间体化合物3-氧代甘草次酸(化合物6)的合成
250mL圆底烧瓶中加入2.35g(5mmol)甘草次酸,100mL丙酮加热使溶解。冰浴下,向瓶内缓慢滴加Jones试剂(含三氧化铬4.56g)17.07mL(滴加时间约为30min);待TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全后,向体系中滴加1.5mL异丙醇,搅拌20min后加入50mL水,有白色沉淀析出,抽滤,得粗品。少量乙腈超声洗涤,干燥后得白色粉末,收率:95%。
1H-NMR(CDCl3,500MHz)δ(ppm):0.85,1.06,1.10,1.16,1.22,1.27,1.37(s,each,3H,7×CH3),2.35&2.63(m,2H,H-2),2.44(s,1H,H-9),2.96(m,1H,H-18),5.75(brs,1H,H-12),1.00-2.30(17H,methyl-&methylene-of triterpenoid).13C-NMR(CDCl3,125MHz)δ(ppm):15.78,18.67,18.93,21.58,23.49,26.53,26.53,26.68,28.58,28.72,31.03,32.02,32.28,34.37,36.85,37.84,39.87,41.05,43.47,43.96,45.44,47.92,48.39,55.59,61.19,128.56(C-12),170.01(C-13),182.04(C-30),199.85(C-11),217.42(C-3);HRMS(ESI)m/z:469.33136[M+H]+,calcd.for C30H44O4 469.32731.
实施例7 中间体化合物3-乙酰甘草次酸(化合物7)的合成
2.35g(5mmol)甘草次酸溶于10mL吡啶,冰浴搅拌下滴加5mL乙酸酐,待溶解后撤掉冰浴,加入61mg(0.5mmol)DMAP,低温反应5h;TLC[V(石油醛)∶V(丙酮)=2∶1]检测反应基本完全,将反应液倾入100mL冰水中,立即出现大量白色沉淀;用二氯甲烷提取,提取液依次用稀盐酸、水、饱和食盐水洗涤,干燥,过滤,回收溶剂得3-O-乙酰基齐墩果酸粗品;适量乙腈洗涤,干燥,得白色粉末,收率:94%。
1H-NMR(CDCl3,500MHz)δ(ppm):0.83,0.87,0.87,1.12,1.16,1.22,1.36(s,each,3H,7×CH3),2.05(s,3H,CH3CO-),2.36(s,1H,H-9),2.79(m,1H,H-18),4.51(m,1H,H-3),5.71(brs,1H,H-12),1.00-2.30(19H,methyl-&methylene-of triterpenoid).13C-NMR(CDCl3,125MHz)δ(ppm):16.54,16.82,17.48,18.79,21.47,23.47,23.69,26.51,26.58,28.17,28.60,28.67,31.01,31.99,32.81,37.05,37.83,38.18,38.89,40.94,43.32,43.94,45.60,48.37,55.12,61.82,80.76(C-3),128.53(C-12),169.72(CH3CO-),171.23(C-13),182.03(C-30),200.57(C-11);HRMS(ESI)m/z:513.35718[M+H]+,calcd.forC32H48O5 513.35353.
实施例8 化合物TOA-X1(化合物8)的合成
圆底瓶中依次加入454.34mg(1mmol)3-氧代齐墩果酸化合物4、4.85mL(1.5mmol)TMP-NH2的CH2Cl2溶液、287.55mg(1.5mmol)EDCI、625.49μL(4.5mmol)三乙胺和135.13mg(1mmol)HOBT;再加入20mL二氯甲烷,常温搅拌反应12h。TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,反应液用饱和食盐水清洗,硅胶柱分离得油状液体,冷冻干燥得无定型粉末;收率:62%,油状。
1H-NMR(CDCl3,500MHz)δ(ppm):0.53,0.90,0.91,0.93,0.99,1.05,1.17(s,each,3H,7×CH3),2.34(m,1H,H-9),2.46(s,3H,CH3-5′),2.50(s,3H,CH3-6′),2.53(s,3H,CH3-3′),2.71(m,1H,H-18),4.45(m,2H,CH2-2′),5.54(brs,1H,H-12),7.65(s,1H,N-H),1.00-2.30(21H,methyl-&methylene-of triterpenoid).13C-NMR(CDCl3,125MHz)δ(ppm):15.14,16.18,19.61,21.57,23.59,23.75,23.88,25.88,26.51,27.46,30.89,31.94,32.61,33.18,34.23,34.26,36.72,39.23,39.47,41.28,42.42,46.60,46.85,46.85,47.55,55.30,122.88(C-12),144.58(C-13),178.33(C-28),217.73(C-3);pyrazine ring:20.23(CH3-3′),21.43(CH3-5′),21.52(CH3-6′),42.11(-CH2-2′),145.43(C-3′),147.73(C-5′),147.91(C-6′),149.51(C-2′).IR(KBr,cm-1)vmax3396.12,2947.10,2864.07,1705.05,1654.51,1502.58,1456.68,1414.90,1385.62,1363.60,1239.38,1206.57,1174.68,1112.78,1072.78,1010.21.HRMS(ESI)m/z:588.45282[M+H]+,calcd.forC38H57N3O2588.44843.
实施例9 化合物TOA-X2(化合物9)的合成
圆底瓶中依次加入456.36mg(1mmol)齐墩果酸、4.85mL(1.5mmol)TMP-NH2的CH2Cl2溶液、287.55mg(1.5mmol)EDCI、625.49μL(4.5mmol)三乙胺和135.13mg(1mmol)HOBT;再加入20mL二氯甲烷,常温搅拌反应12h。TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,反应液用饱和食盐水清洗,干燥,硅胶柱分离得白色固体,收率:54%,m.p185.0~185.9℃。
1H-NMR(CDCl3,500MHz)δ(ppm):0.78,0.84,0.90,0.97,1.00,1.00,1.22(s,each,3H,7×CH3),2.97(m,1H,H-18),3.22(m,1H,H-3),5.37(brs,1H,H-12),7.38(m,2H,H-6′&H-7′),7.52(m,1H,H-8′),8.05(d,1H,H-5′),1.00-2.30(22H,methyl-and methylene-oftriterpenoid structure).13C-NMR(CDCl3)δ(ppm):15.51,15.73,17.42,18.45,23.26,23.60,23.66,25.88,27.31,28.20,28.25,30.79,32.56,32.98,33.07,33.81,37.15,38.64,38.90,39.60,41.73,42.04,45.61,47.70,47.75,55.38,79.12(C-3),108.29(C-12),120.65(C-13),124.05(C-8′),124.75(C-5′),128.60(C-7′),128.91(C-6′),142.24(C-9′),143.69(C-4′),173.78(C-28).IR(KBr,cm-1)vmax3432.85,2940.47,2862.98,1811.19,1630.87,1464.26,1445.19,1386.49,1281.08,1246.51,1140.68,1087.06,1048.92,1000.75,958.57,859.83,797.52,782.25,742.82.HRMS(ESI)m/z:574.40155[M+H]+,calcd.for C36H51N3O3574.39640.
实施例10 化合物TOA-X3(化合物10)的合成
圆底瓶中依次加入498.37mg(1mmol)乙酰基齐墩果酸、4.85mL(1.5mmol)TMP-NH2的CH2Cl2溶液、287.55mg(1.5mmol)EDCI、625.49μL(4.5mmol)三乙胺和135.13mg(1mmol)HOBT;再加入20mL二氯甲烷,常温搅拌反应12h。TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,反应液用饱和食盐水清洗,干燥,硅胶柱分离得白色固体,收率:51%,m.p>210℃。
1H-NMR(CDCl3,500MHz)δ(ppm):0.85,0.86,0.88,0.93,0.97,0.99,1.21(s,each,3H,7×CH3),2.05(s,3H,CH3CO-),2.20(m,2H,H-2),2.97(m,1H,H-18),4.50(m,1H,H-3),5.37(brs,1H,H-12),7.38(m,2H,H-6′&H-7′),7.52(m,1H,H-8′),8.05(d,1H,H-5′),1.00-2.30(20H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)δ(ppm):15.57,16.83,17.38,18.32,21.47,23.24,23.59,23.65,23.65,25.83,28.17,28.17,30.78,32.55,32.89,33.06,33.80,37.03,37.82,38.30,39.60,41.72,42.01,45.55,47.62,47.73,55.44,80.98(C-3),108.28(C-12),120.65(C-13),123.95(C-8′),124.74(C-5′),128.58(C-7′),128.88(C-6′),142.23(C-9′),143.69(C-4′),171.19(CH3CO-),173.78(C-28).IR(KBr,cm-1)vmax3439.41,2944.56,1803.74,1729.92,1635.02,1465.27,1395.22,1248.68,1085.97,1026.87,1003.70,857.79,781.26,740.10.HRMS(ESI)m/z:616.41187[M+H]+,calcd.for C38H53N3O4 616.40696.
实施例11 化合物TOA-X4(化合物11)的合成
圆底瓶中依次加入456.36mg(1mmol)熊果酸、4.85mL(1.5mmol)TMP-NH2的CH2Cl2溶液、287.55mg(1.5mmol)EDCI、625.49μL(4.5mmol)三乙胺和135.13mg(1mmol)HOBT;再加入20mL二氯甲烷,常温搅拌反应12h。TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,反应液用饱和食盐水清洗,无水硫酸钠干燥,硅胶柱分离得白色固体,收率:36%,m.p149.5~150.1℃。
1H-NMR(CDCl3,500MHz)δ(ppm):0.79,0.90,0.92,0.93,1.00,1.02,1.17(s,each,3H,7×CH3),2.38(m,1H,H-18),3.22(m,1H,H-3),5.37(brs,1H,H-12),7.38(m,2H,H-6′&H-7′),7.51(m,1H,H-8′),8.04(d,1H,H-5′),1.00-2.30(22H,methyl-and methylene-oftriterpenoid structure).13C-NMR(CDCl3)δ(ppm):15.70,15.78,17.05,17.67,18.43,21.20,23.51,23.53,24.49,27.36,28.29,28.53,29.84,30.65,33.35,36.84,37.11,38.85,38.90,39.19,39.83,42.44,47.68,49.26,53.14,55.40,79.16(C-3),108.33(C-12),120.65(C-13),124.73(C-8′),127.26(C-5′),128.53(C-7′),128.89(C-6′),136.96(C-9′),143.69(C-4′),173.52(C-28).IR(KBr,cm-1)vmax3439.95,2926.68,2871.13,1806.68,1636.08,1457.64,1399.09,1088.14,1047.84,1020.69,1002.56,963.24,781.44,742.16.HRMS(ESI)m/z:574.40125[M+H]+,calcd.for C36H51N3O3 574.39640.
实施例12 化合物TOA-X5(化合物12)的合成
圆底瓶中依次加入468.32mg(1mmol)3-氧代甘草次酸、4.85mL(1.5mmol)TMP-NH2的CH2Cl2溶液、287.55mg(1.5mmol)EDCI、625.49μL(4.5mmol)三乙胺和135.13mg(1mmol)HOBT;再加入20mL二氯甲烷,常温搅拌反应12h。TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,反应液用饱和食盐水清洗,干燥,硅胶柱分离得白色固体,收率:64%,m.p>210℃。
1H-NMR(CDCl3,500MHz)δ(ppm):0.79,1.05,1.09,1.14,1.19,1.25,1.37(s,each,3H,7×CH3),2.26&2.35(m,2H,H-2),2.45(s,1H,H-9),2.46(s,3H,CH3-5′),2.50(s,3H,CH3-6′),2.55(s,3H,CH3-3′),2.95(m,1H,H-18),4.50(m,2H,CH2-2′),5.74(brs,1H,H-12),7.51(s,1H,N-H),1.00-2.30(17H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)δ(ppm):15.74,18.60,18.88,23.61,26.48,26.53,26.62,28.68,28.68,29.80,31.57,32.03,32.23,34.35,36.80,37.66,39.88,41.05,43.46,44.04,45.34,47.91,48.11,55.57,61.20,128.50(C-12),169.96(C-13),175.92(C-30),199.35(C-11),217.28(C-3);pyrazine ring:20.05(CH3-3′),21.56(CH3-5′),21.79(CH3-6′),42.11(-CH2-2′),145.01(C-3′),147.65(C-5′),148.25(C-6′),149.81(C-2′).IR(KBr,cm-1)vmax3431.81,2956.00,2866.57,1704.48,1667.60,1647.33,1517.07,1451.93,1402.71,1387.07,1327.95,1279.36,1246.25,1203.45,1182.01,1109.80,997.94.HRMS(ESI)m/z:602.43152[M+H]+,calcd.for C38H55N3O3 602.42770.
实施例13 化合物TOA-X6(化合物13)的合成
圆底瓶中依次加入470.34mg(1mmol)甘草次酸、4.85mL(1.5mmol)TMP-NH2的CH2Cl2溶液、287.55mg(1.5mmol)EDCI、625.49μL(4.5mmol)三乙胺和135.13mg(1mmol)HOBT;再加入20mL二氯甲烷,常温搅拌反应12h。TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,反应液用饱和食盐水清洗,无水硫酸钠干燥,硅胶柱分离得白色固体,收率:67%,m.p>210℃。
1H-NMR(CDCl3,500MHz)δ(ppm):0.77,0.79,0.99,1.09,1.11,1.19,1.39(s,each,3H,7×CH3),2.35(s,1H,H-9),2.47(s,3H,CH3-5′),2.50(s,3H,CH3-6′),2.55(s,3H,CH3-3′),2.77(m,1H,H-18),3.22(m,1H,H-3),4.41&4.54(m,2H,CH2-2′),5.69(brs,1H,H-12),7.52(s,1H,N-H),1.00-2.30(19H,methyl-and methylene-of triterpenoid structure).13C-NMR(CDCl3)δ(ppm):15.72,16.47,17.58,18.73,23.67,26.54,26.56,27.40,28.21,28.64,29.80,31.54,32.02,32.85,37.116,37.67,39.26,39.29,41.02,43.34,44.05,45.50,48.10,55.06,61.96,78.85(C-3),128.58(C-12),169.46(C--13),175.98(C-30),200.08(C-11);pyrazine ring:20.03(CH3-3′),21.53(CH3-5′),21.76(CH3-6′),42.07(-CH2-2′),145.04(C-3′),147.64(C-5′),148.30(C-6′),149.82(C-2′).IR(KBr,cm-1)vmax3422.62,2949.69,2925.72,2869.74,1650.04,1521.92,1453.66,1414.60,1387.74,1364.02,1328.34,1206.29,1178.78,1129.03,1088.16,1047.11,994.17.HRMS(ESI)m/z:604.44733[M+H]+,calcd.for C38H57N3O3 604.44335.
实施例14 化合物TOA-X7(化合物14)的合成
圆底瓶中依次加入512.35mg(1mmol)乙酰基甘草次酸、4.85mL(1.5mmol)TMP-NH2的CH2Cl2溶液、287.55mg(1.5mmol)EDCI、625.49μL(4.5mmol)三乙胺和135.13mg(1mmol)HOBT;再加入20mL二氯甲烷,常温搅拌反应12h。TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,反应液用饱和食盐水清洗,无水硫酸钠干燥,硅胶柱分离得白色固体,收率:61%,m.p>210℃。
1H-NMR(CDCl3,500MHz)δ(ppm):0.77,0.87,0.87,1.10,1.14,1.19,1.40(s,each,3H,7×CH3),2.04(s,3H,CH3CO-),2.37(s,1H,H-9),2.47(s,3H,CH3-5′),2.50(s,3H,CH3-6′),2.55(s,3H,CH3-3′),2.78(m,1H,H-18),4.41(m,1H,H-3),4.53(m,2H,CH2-2′),5.70(brs,1H,H-12),7.52(s,1H,N-H),1.00-2.30(19H,methyl-and methylene-oftriterpenoid structure).13C-NMR(CDCl3)δ(ppm):16.53,16.82,17.48,18.75,21.46,23.62,23.68,26.55,26.55,28.17,28.65,29.81,31.55,32.03,32.81,37.03,37.69,38.17,38.94,41.04,43.35,44.07,45.52,48.13,55.15,61.88,80.72(C-3),128.55(C-12),169.53(CH3CO-),171.16(C-13),175.98(C-30),199.96(C-11);pyrazine ring:20.04(CH3-3′),21.54(CH3-5′),21.77(CH3-6′),42.09(CH2-2′),145.03(C-3′),147.63(C-5′),148.35(C-6′),149.81(C-2′).IR(KBr,cm-1)vmax3430.04,2950.66,2922.45,2862.34,1732.30,1654.39,1498.89,1446.45,1413.35,1363.18,1248.45,1208.17,1141.92,1088.55,1028.57,986.29.HRMS(ESI)m/z:646.45905[M+H]+,calcd.for C40H59N3O4646.45391.
实施例15 化合物TOA-X8(化合物15)和化合物TOA-X9(化合物16)的合成
圆底瓶中依次加入456.36mg(1mmol)白桦脂酸、4.85mL(1.5mmol)TMP-NH2的CH2Cl2溶液、287.55mg(1.5mmol)EDCI、625.49μL(4.5mmol)三乙胺和135.13mg(1mmol)HOBT;再加入20mL二氯甲烷,常温搅拌反应12h。TLC[V(石油醚)∶V(丙酮)=2∶1]检测反应基本完全,反应液用饱和食盐水清洗,干燥,硅胶柱分离得化合物15,收率:34%;m.p143.8~144.6℃;化合物16,收率:25%;m.p150.5~151.2℃.
化合物15.1H-NMR(CDCl3,500MHz)δ(ppm):0.76,0.81,0.97,0.98,1.04(s,each,3H,5×CH3),1.71(s,3H,CH3-30),2.15(m,2H,H-2),2.40(m,1H,H-13),2.64(m,1H,H-19),2.95(m,1H,H-18),3.19(m,1H,H-3),4.63(s,1H,H-29),4.73(s,1H,H-29),7.40(m,2H,H-6′&H-7′),7.55(m,1H,H-8′),8.08(d,1H,H-5′),1.00-2.30(20H,methyl-&methylene-oftriterpenoid).13C-NMR(CDCl3,125MHz)δ(ppm):14.97,15.49,16.22,16.29,18.40,19.52,20.93,25.53,27.50,28.12,30.25,30.41,31.52,34.48,36.91,37.32,38.61,38.86,39.00,40.91,42.60,46.68,50.06,50.68,55.49,57.14,79.06(C-3),108.06(C-29),110.52(C-20),120.76(C-8′),124.84(C-5′),128.79(C-7′),128.99(C-6′),143.74(C-9′),149.37(C-4′),171.96(C-28).HR(KBr,cm-1)vmax3432.28,2943.33,2870.69,1797.20,1635.58,1446.42,1399.57,1384.91,1020.66,740.81.HRMS(ESI)m/z:574.40228[M+H]+,calcd.for C36H51N3O3 574.39640.
化合物16.1H-NMR(CDCl3,500MHz)δ(ppm):0.73,0.77,0.82,0.94,0.97(s,each,3H,5×CH3),1.69(s,3H,CH3-30),1.92(m,2H,H-2),2.16(m,1H,H-13),2.42(m,1H,H-19),2.48(s,3H,CH3-5′),2.50(s,3H,CH3-6′),2.50(s,3H,CH3-3′),3.15(m,2H,H-3&H-18),4.48(m,2H,CH2-2′),4.60(s,1H,H-29),4.75(s,1H,H-29),1.00-2.30(20H,methyl-&methylene-of triterpenoid).13C-NMR(CDCl3,125MHz)δ(ppm):14.80,15.49,16.18,16.24,18.40,19.56,21.61,25.76,27.53,28.10,29.59,31.01,33.81,34.45,37.30,38.02,38.52,38.82,38.97,40.83,40.99,47.11,50.04,50.68,55.47,56.17,79.08,109.57(C-29),151.05(C-20),176.50(C-28);pyrazine ring:20.16(CH3-3′),21.03(CH3-5′),21.54(CH3-6′),42.67(-CH2-2′),145.82(C-3′),147.90(C-5′),148.55(C-6′),149.59(C-2′).IR(KBr,cm-1)vmax3423.81,2941.59,2867.00,1655.26,1639.69,1507.66,1448.60,1415.85,1192.84,1106.61,1029.93,1008.53,983.28,883.42.HRMS(ESI)m/z:590.46875[M+H]+,calcd.for C38H59N3O2 590.46408.
实施例16
取TOA-X10g,加入注射剂(包括冻干粉针剂和无菌分装干粉针剂)适当辅料,按注射剂(包括冻干粉针剂和无菌分装干粉针剂)工艺制备成抗肿瘤药注射剂。
实施例17
取TOA-X10g,加入片剂(包括缓控释片、骨架片、包衣片、分散片等)适当辅料,按片剂(包括缓控释片、骨架片、包衣片、分散片等)工艺制备成抗肿瘤药片剂。
实施例18
取TOA-X10g,加入胶囊剂适当辅料,按胶囊剂工艺制备成抗肿瘤药胶囊剂。
实施例19
取TOA-X10g,加入乳剂(包括微乳、纳米乳等)适当辅料,按乳剂(包括微乳、纳米乳等)工艺制备成抗肿瘤药乳剂。
实施例20
取TOA-X10g,加入颗粒剂适当辅料,按颗粒剂工艺制备成抗肿瘤药颗粒剂。
实施例21
取TOA-X10g,加入缓释控释剂适当辅料,按缓释控释剂工艺制成抗肿瘤药缓释控释剂。
实施例22
取TOA-X10g,加入口服液适当辅料,按口服液工艺制备成抗肿瘤药口服液。
实施例23
取TOA-X10g,加入脂质体剂型适当辅料,按脂质体工艺制备成抗肿瘤药脂质体剂型。

Claims (8)

1.具有抗肿瘤作用的化合物TOA-X1,
2.如权利要求1所述的化合物的制备方法,其特征在于该方法为:
将3-氧代齐墩果酸与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成TOA-X1;
其中,所述反应在含有1-20个碳原子的醚、醇、烷烃、芳香烃、酮、卤代烷、酰胺、腈、酯或者其混合物的有机溶剂中进行;反应温度为-20℃至250℃;所述催化剂为1-羟基苯并三唑;所述缩合剂为1-乙基-3-(3-二甲胺丙基)碳二亚胺盐酸盐或1,3-二环己基碳二亚胺;所用碱为三乙胺或碳酸钾。
3.具有抗肿瘤作用的化合物TOA-X9,
4.如权利要求3所述的化合物的制备方法,其特征在于该方法为:
将白桦酯酸与氨基川芎嗪在缩合剂、催化剂及碱性条件下生成
TOA-X9;
其中,所述反应在含有1-20个碳原子的醚、醇、烷烃、芳香烃、酮、卤代烷、酰胺、腈、酯或者其混合物的有机溶剂中进行;反应温度为-20℃至250℃;所述催化剂为1-羟基苯并三唑;所述缩合剂为1-乙基-3-(3-二甲胺丙基)碳二亚胺盐酸盐或1,3-二环己基碳二亚胺;所用碱为三乙胺或碳酸钾。
5.具有抗肿瘤作用的化合物TOA-X4,
6.如权利要求1、3、5任一项所述化合物在制备抗肿瘤药物中的应用。
7.如权利要求6所述应用,其特征在于,所述化合物在制备治疗肝癌、胃癌、结肠癌、宫颈癌药物中的应用。
8.一种抗肿瘤的药物组合物,其特征在于,该组合物包含权利要求1、3、5任一化合物和药学上可接受的载体。
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