CN109232703A - 含16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物 - Google Patents
含16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物 Download PDFInfo
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- CN109232703A CN109232703A CN201811227931.XA CN201811227931A CN109232703A CN 109232703 A CN109232703 A CN 109232703A CN 201811227931 A CN201811227931 A CN 201811227931A CN 109232703 A CN109232703 A CN 109232703A
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- methylene
- triazoles
- androstane
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- KFDFSQFOCWIBCV-MILMJNAHSA-N (5R,8R,9S,10S,13R,14R)-10,13-dimethyl-15-methylidene-1,2,3,4,5,6,7,8,9,11,12,14,16,17-tetradecahydrocyclopenta[a]phenanthrene Chemical compound C=C1[C@@H]2[C@](CC1)(C)CC[C@H]1[C@H]2CC[C@H]2CCCC[C@]12C KFDFSQFOCWIBCV-MILMJNAHSA-N 0.000 title claims description 23
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 38
- 238000006243 chemical reaction Methods 0.000 claims description 30
- 238000002360 preparation method Methods 0.000 claims description 26
- 150000001875 compounds Chemical class 0.000 claims description 19
- 235000019441 ethanol Nutrition 0.000 claims description 19
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 17
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 16
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 16
- 239000003054 catalyst Substances 0.000 claims description 14
- -1 methoxyl group Chemical group 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 125000004432 carbon atom Chemical group C* 0.000 claims description 12
- 125000005594 diketone group Chemical group 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- FANCTJAFZSYTIS-IQUVVAJASA-N (1r,3s,5z)-5-[(2e)-2-[(1r,3as,7ar)-7a-methyl-1-[(2r)-4-(phenylsulfonimidoyl)butan-2-yl]-2,3,3a,5,6,7-hexahydro-1h-inden-4-ylidene]ethylidene]-4-methylidenecyclohexane-1,3-diol Chemical compound C([C@@H](C)[C@@H]1[C@]2(CCCC(/[C@@H]2CC1)=C\C=C\1C([C@@H](O)C[C@H](O)C/1)=C)C)CS(=N)(=O)C1=CC=CC=C1 FANCTJAFZSYTIS-IQUVVAJASA-N 0.000 claims description 11
- LYFPAZBMEUSVNA-DYKIIFRCSA-N (3s,8s,9s,10r,13s,14s)-10,13-dimethyl-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-3-ol Chemical group C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CCC[C@@]1(C)CC2 LYFPAZBMEUSVNA-DYKIIFRCSA-N 0.000 claims description 10
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- YLEIFZAVNWDOBM-ZTNXSLBXSA-N ac1l9hc7 Chemical compound C([C@H]12)C[C@@H](C([C@@H](O)CC3)(C)C)[C@@]43C[C@@]14CC[C@@]1(C)[C@@]2(C)C[C@@H]2O[C@]3(O)[C@H](O)C(C)(C)O[C@@H]3[C@@H](C)[C@H]12 YLEIFZAVNWDOBM-ZTNXSLBXSA-N 0.000 claims description 8
- OSVHLUXLWQLPIY-KBAYOESNSA-N butyl 2-[(6aR,9R,10aR)-1-hydroxy-9-(hydroxymethyl)-6,6-dimethyl-6a,7,8,9,10,10a-hexahydrobenzo[c]chromen-3-yl]-2-methylpropanoate Chemical compound C(CCC)OC(C(C)(C)C1=CC(=C2[C@H]3[C@H](C(OC2=C1)(C)C)CC[C@H](C3)CO)O)=O OSVHLUXLWQLPIY-KBAYOESNSA-N 0.000 claims description 8
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 8
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- 206010017758 gastric cancer Diseases 0.000 claims description 4
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 4
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- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 3
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- IAZDPXIOMUYVGZ-WFGJKAKNSA-N Dimethyl sulfoxide Chemical compound [2H]C([2H])([2H])S(=O)C([2H])([2H])[2H] IAZDPXIOMUYVGZ-WFGJKAKNSA-N 0.000 description 24
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- 229910052938 sodium sulfate Inorganic materials 0.000 description 21
- 238000001644 13C nuclear magnetic resonance spectroscopy Methods 0.000 description 20
- 239000003960 organic solvent Substances 0.000 description 16
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 15
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical class [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 12
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 12
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- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 10
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- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 description 5
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Abstract
本发明属于药物化学技术领域,涉及一种16‑(1′‑芳香基‑1′,2′,3′‑三氮唑)亚甲基‑雄甾‑17‑酮衍生物及其制备方法和应用。该化合物具有以下通式:
Description
技术领域
本发明属于药物化学技术领域,具体涉及一种16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物及其制备方法和应用。
背景技术
目前,全球癌症负担不断加重,癌症已经成为严重危害人类生命健康、制约社会经济发展的一大类疾病。因此,各国科研机构和医药公司一直致力于研制治疗效果好、副作用小的抗癌药物。1,2,3-三氮唑具有稳定的芳香性及良好的生物兼容性,利用三氮唑环将具有不同生物活性的药效分子连接成一个分子,其衍生物利用度高,毒性较低。在抗菌、抗癌和消炎等方面,1,2,3-三氮唑类化合物都表现出很好的生物活性。因此,在药物化学领域得到广泛应用。甾体类衍生物是一类具有重要生物活性的物质,其具有抗炎、抗癌、调节代谢、抗肿瘤等功能,近年来,在医药领域中的应用不断扩大。将1,2,3-三氮唑和甾体骨架与芳环相连,形成一类新颖、具有抗癌活性的化合物,目前未见文献报道。
发明内容
本发明的目的是提供一种16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物及其制备方法和应用。
本发明采用以下技术方案:
所述16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物,其特征在于,具有以下通式:
其中,所述R1对通式中虚线部分进行修饰,代表 所述R2是氢原子或硝基;R3是氢原子、氟原子或者甲氧基;R4是碳原子或者氮原子。
优选化合物4a-7e。
制备16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物的方法,其特征在于,包括以下步骤:
(1)化合物2a、2b、2c、2d、2e的合成:冰浴条件下将1a、1b、1c、1d或1e加入盐酸溶液中,随后向其中滴加NaNO2溶液,之后再滴加NaN3溶液,室温搅拌反应,反应结束,后处理得化合物2a或2b或2c或2d或2e;
(2)化合物3a、3b、3c、3d、3e的合成:将化合物2a或2b或2c或2d或2e溶于四氢呋喃/水溶液,随后搅拌依次加入炔丙醛二乙基乙缩醛、五水硫酸铜溶液以及抗坏血酸钠,反应,而后向其中加入甲酸继续搅拌反应,反应结束,后处理得化合物3a或3b或3c或3d或3e;
(3)化合物含16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物的合成:将化合物3a或3b或3c或3d或3e与3β-羟基-5α-雄甾-17-酮或3β-羟基-5-雄烯-17-酮或4-氮杂-5α-雄甾-3,17二酮或4-氮杂-5-烯-雄甾-3,17二酮溶于乙醇中,再加入催化剂KF/Al2O3,回流、搅拌反应,反应结束,后处理得含1,2,3-三氮唑的甾体芳环化合物;
步骤(1)中1a或1b或1c或1d或1e与亚硝酸钠、叠氮化钠的摩尔比分别为1:1.5和1:4,每克1a或1b或1c或1d或1e用10ml盐酸溶液溶解;
步骤(2)中2a或2b或2c或2d或2e与炔丙醛二乙基乙缩醛、五水硫酸铜、抗坏血酸钠以及甲酸的摩尔比分别为1:1、1:0.05、1:0.2、1:45,四氢呋喃/水体积比为1/0.8-1.0,每克化合物2a或2b或2c或2d或2e使用四氢呋喃与水30-50mL。
步骤(3)将化合物3a或3b或3c或3d或3e与3β-羟基-5α-雄甾-17-酮或3β-羟基-5-雄烯-17-酮或4-氮杂-5α-雄甾-3,17二酮或4-氮杂-5-烯-雄甾-3,17二酮摩尔比为1:1,3a或3b或3c或3d或3e与催化剂摩尔比为1:0.8。
所述步骤(1)盐酸溶液摩尔浓度为6mol·L-1。
所述步骤(1)的后处理过程为减压蒸馏、萃取、有机相干燥,所述步骤(2)的后处理过程为减压蒸馏、萃取、有机相干燥,所述步骤(3)的后处理过程为减压蒸馏、萃取、有机相干燥、柱层析。
16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物的合成路线如下:
本发明所述16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物对多种肿瘤细胞株如前列腺癌、胃癌等细胞株具有显著的抑制作用,能够用于制备抗肿瘤药物,具有潜在的药物应用价值,为开发自主知识产权的一类新药奠定了良好的基础。
本发明优点:本发明以芳环胺类化合物为原料,经重氮化、叠氮化、环加成、Claisen-Schmidt缩合反应制得,制备方法简单,条件温和,收率高,总收率达67%以上。所得化合物将1,2,3-三氮唑和甾体骨架与芳香胺类化合物相连,形成一类新颖、具有抗癌活性的化合物,对前列腺癌细胞株(PC-3)、人胃癌细胞(MGC-803)、(SGC-7901)都显示出较好的抑制活性,具有进一步研究的价值,并且丰富了亚芳甾体衍生物的种类。
具体实施方式
为对本发明进行更好地说明,举实施例如下:
实施例1
制备通式所示R1是R2是氢原子,R3氢原子,R4是碳原子,即化合物4a(3β-羟基-16-(1′-苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备。
步骤一:化合物2a(叠氮苯)的合成
取化合物1a(931mg,10mmol)于250mL烧瓶中,在冰浴条件下加入盐酸(6mol·L-1,10mL)搅拌反应30mins.,然后在冰浴条件下向其中滴加亚硝酸钠溶液(0.6mol·L-1,25mL)搅拌反应30mins.反应,之后在室温环境向上述溶液中滴加NaN3溶液(0.8mol·L-1,50mL)反应1h,室温反应完毕后用二氯甲烷(100mL×3)萃取,合并有机相并用饱和碳酸氢钠溶液洗涤(20mL×3),然后用饱和食盐水洗涤(20mL×3),无水Na2SO4干燥,最后减压浓缩得黄色液体(973mg,8.2mmol),产率82%。
产物的分析数据如下:1H NMR(400MHz,Chloroform-d)δ7.27(t,J=7.6Hz,2H),7.06(td,J=7.6,0.7Hz,1H),6.96(dd,J=7.6,0.7Hz,2H).13C NMR(100MHz,Chloroform-d):δ140.0,129.8,124.9,119.0.。
步骤二:化合物3a(1-苯基-1,2,3-三氮唑-4-甲醛)的制备
取化合物2a(1190mg,10mmol)和炔丙醛二乙基乙缩醛(1280mg,10mmol),溶解于四氢呋喃(10mL)和水(10mL)的混合溶液中,然后再加入五水硫酸铜(125mg,0.5mmol),抗坏血酸钠(396mg,2mmol)室温搅拌5h,之后加入甲酸(20.7g,450mmol)在40℃下搅拌3h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用二氯甲烷(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得化合物3a棕黄色固体(1300mg,7.5mmol),产率75%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ10.12(s,1H),9.57(s,1H),8.02–7.98(m,2H),7.68–7.63(m,2H),7.55(tt,J=7.2,1.1,1H).13C NMR(101MHz,DMSO)δ185.0,147.5,136.0,129.9,129.5,126.1,120.7.。
步骤三:化合物4a(3β-羟基-16-(1′-苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备
称取化合物3a(1190mg,10mmol)和3β-羟基-5α-雄甾-17-酮(2900mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶,得到化合物4a(3β-羟基-16-(1′-苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)黄色固体(3200mg,7.2mmol),产率72%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ9.01(s,1H),7.94(d,J=7.9Hz,2H),7.62(t,J=7.7Hz,2H),7.52(t,J=7.4Hz,1H),7.29(s,1H),4.29(br.s,1H),3.20(br.s,1H),3.00(dd,J=16.9,6.0Hz,1H),2.38(m,1H),1.91(m,1H),1.77(m,1H),1.68-0.92(m,15H),0.86(s,3H),0.81(s,3H),0.73(m,1H).13C NMR(101MHz,DMSO)δ207.7,143.6,137.4,136.2,129.6,128.7,123.7,120.3,119.5,69.1,53.8,48.2,47.1,44.3,40.2,39.9,39.7,39.5,39.3,39.1,38.9,38.0,36.4,35.2,34.2,31.2,31.1,30.5,28.7,27.9,19.9,14.0,11.9.
实施例2
制备通式所示R1是R2是氢原子,R3是氟原子,R4是碳原子,即化合物4b(3β-羟基-16-(1′-(4″-氟)苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备。
步骤一:化合物2b(对氟苯基叠氮)的合成
取化合物1b(1110mg,10mmol)于250mL烧瓶中,在冰浴条件下加入盐酸(6mol·L-1,10mL)搅拌反应30mins.,然后在冰浴条件下向其中滴加亚硝酸钠溶液(0.6mol·L-1,25mL)搅拌反应30mins.反应,之后在室温环境向上述溶液中滴加NaN3溶液(0.8mol·L-1,50mL)反应1h,室温反应完毕后用二氯甲烷(100mL×3)萃取,合并有机相并用饱和碳酸氢钠溶液洗涤(20mL×3),然后用饱和食盐水洗涤(20mL×3),无水Na2SO4干燥,最后减压浓缩得黄色液体(1153mg,8.4mmol),产率84%。
产物的分析数据如下:1H-NMR(400MHz,Chloroform-d):δppm 6.95-7.05(m,4H).。
步骤二:化合物3b(1-(4′-氟)苯基-1,2,3-三氮唑-4-甲醛)的制备
取化合物2b(1370mg,10mmol)和炔丙醛二乙基乙缩醛(1280mg,10mmol),溶解于四氢呋喃(10mL)和水(10mL)的混合溶液中,然后再加入五水硫酸铜(125mg,0.5mmol),抗坏血酸钠(396mg,2mmol)室温搅拌5h,之后加入甲酸(20.7g,450mmol)在40℃下搅拌3h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用二氯甲烷(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,得到化合物3b淡黄色固体(1400mg,7.3mmol),产率73%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ10.11(s,1H),9.54(s,1H),8.06–7.99(m,2H),7.52–7.45(m,2H).13C NMR(101MHz,DMSO)δ185.0,162.1(d,JF-C=246Hz),147.5,132.5(d,JF-C=2.7Hz),126.3,123.2(d,JF-C=9Hz),116.8(d,JF-C=23Hz)。
步骤三:化合物4b(3β-羟基-16-(1′-(4″-氟)苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备
称取化合物3b(1910mg,10mmol)和3β-羟基-5α-雄甾-17-酮(2900mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶,得到化合物4b(3β-羟基-16-(1′-(4″-氟)苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)白色固体(3375mg,7.3mmol),产率73%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ8.98(s,1H),7.99(d,J=8.8,4.7Hz,2H),7.46(t,J=8.8Hz,2H),7.28(s,1H),4.29(br.s,1H),3.36(m,1H),2.99(dd,J=16.8,6.0Hz,1H),2.35(ddd,J=16.5,12.8,3.1Hz,1H),1.98–0.91(m,17H),1.80–1.71(m,1H),0.86(s,3H),0.81(s,3H),0.73(m,1H).13C NMR(101MHz,DMSO)δ207.9,161.9(d,JF-C=245Hz),143.8,137.6,132.9(d,JF-C=3Hz),124.1,122.9(d,JF-C=9Hz),119.6,116.6(d,JF-C=23.2Hz),69.3,53.9,48.4,47.3,44.5,38.2,36.6,35.4,34.3,31.4,31.3,30.7,29.0,28.2,20.1,14.2,12.1.。
实施例3
制备通式所示R1是R2是硝基,R3是氢原子,R4是碳原子,即化合物4c(3β-羟基-16-(1′-(3″-硝基)苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备。
步骤一:化合物2c(3-硝基叠氮苯)的合成
取化合物1c(1380mg,10mmol)于250mL烧瓶中,在冰浴条件下加入盐酸(6mol·L-1,10mL)搅拌反应30mins.,然后在冰浴条件下向其中滴加亚硝酸钠溶液(0.6mol·L-1,25mL)搅拌反应30mins.反应,之后在室温环境向上述溶液中滴加NaN3溶液(0.8mol·L-1,50mL)反应1h,室温反应完毕后用二氯甲烷(100mL×3)萃取,合并有机相并用饱和碳酸氢钠溶液洗涤(20mL×3),然后用饱和食盐水洗涤(20mL×3),无水Na2SO4干燥,最后减压浓缩得2c黄色油状(1369mg,8.3mmol),产率83%。
产物的分析数据如下:1H NMR(300MHz,CDCl3)δ8.01-7.98(m,1H),7.89(t,J=2.1Hz,1H),7.54(t,J=8.1Hz,1H),7.35(dd,J=1.8,7.5Hz,1H);13CNMR(75MHz,CDCl3)δ141.9,130.6,124.9,119.7,114.1.。
步骤二:化合物3c(1-(3′-硝基)苯基-1,2,3-三氮唑-4-甲醛)的制备
取化合物2c(1640mg,10mmol)和炔丙醛二乙基乙缩醛(1280mg,10mmol),溶解于四氢呋喃(10mL)和水(10mL)的混合溶液中,然后再加入五水硫酸铜(125mg,0.5mmol),抗坏血酸钠(396mg,2mmol)室温搅拌5h,之后加入甲酸(20.7g,450mmol)在40℃下搅拌3h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用二氯甲烷(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得黄色固体(1630mg,7.5mmol),产率75%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ10.13(s,1H),9.78(s,1H),8.82(t,J=2.0Hz,1H),8.47(dd,J=8.0,1.2Hz,1H),8.40(dd,J=8.3,1.3Hz,1H),7.93(t,J=8.2Hz,1H).13C NMR(101MHz,DMSO)δ184.9,148.5,147.7,136.6,131.6,126.9,126.8,123.9,115.6.。
步骤三:化合物4c(3β-羟基-16-(1′-(3″-硝基)苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备的制备
称取化合物3c(2180mg,10mmol)和3β-羟基-5α-雄甾-17-酮(2900mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶得白色固体4b(3β-羟基-16-(1′-(4″-硝基)苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)(3693mg,7.5mmol),产率75%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ9.25(s,1H),8.78(t,J=2.1Hz,1H),8.46(dd,J=1.3,8.1Hz,1H),8.36(dd,J=7.6,1.4Hz,1H),7.92(t,J=8.2Hz,1H),7.25(s,1H),3.39-3.29(m,1H),2.96(dd,J=17.2,5.3Hz,2H),2.37(ddd,J=16.3,13.9,2.8Hz,1H),1.94–0.88(m,17H),0.84(s,3H),0.79(s,3H),0.76-0.63(m,1H).13C NMR(101MHz,DMSO)δ207.9,148.5,144.1,137.9,136.9,131.5,126.4,124.1,123.4,119.4,115.0,69.2,53.8,48.2,47.3,44.4,38.1,36.5,35.3,34.2,31.3,31.2,30.8,29.0,28.1,20.1,14.2,12.0.。
实施例4
制备通式所示R1是R2是氢原子,R3是甲氧基,R4是碳原子,即化合物4d(3β-羟基-16-(1′-(4″-甲氧基)苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备。
步骤一:化合物2d(对甲氧基叠氮苯)的合成
取化合物1d(1230mg,10mmol)于250mL烧瓶中,在冰浴条件下加入盐酸(6mol·L-1,10mL)搅拌反应30mins.,然后在冰浴条件下向其中滴加亚硝酸钠溶液(0.6mol·L-1,25mL)搅拌反应30mins.反应,之后在室温环境向上述溶液中滴加NaN3溶液(0.8mol·L-1,50mL)反应1h,室温反应完毕后用二氯甲烷(100mL×3)萃取,合并有机相并用饱和碳酸氢钠溶液洗涤(20mL×3),然后用饱和食盐水洗涤(20mL×3),无水Na2SO4干燥,最后减压浓缩得棕色液体(1350mg,9.0mmol),产率90%。
产物的分析数据如下:1H NMR(300MHz,Chloroform-d)δ6.98-6.87(m,4H),3.80(s,3H).13C NMR(75MHz,Chloroform-d)δ156.9,132.3,120.0,115.1,55.6.。
步骤二:化合物3d(1-(4′-甲氧基)苯基-1,2,3-三氮唑-4-甲醛)的制备
取化合物2d(1490mg,10mmol)和炔丙醛二乙基乙缩醛(1280mg,10mmol),溶解于四氢呋喃(10mL)和水(10mL)的混合溶液中,然后再加入五水硫酸铜(125mg,0.5mmol),抗坏血酸钠(396mg,2mmol)室温搅拌5h,之后加入甲酸(20.7g,450mmol)在40℃下搅拌3h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用二氯甲烷(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得淡黄色固体3d(1320mg,6.5mmol),产率65%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ10.10(s,1H),9.46(s,1H),7.88(d,J=9.0Hz 2H),7.15(d,J=9.0Hz 2H),3.84(s,3H).13C NMR(101MHz,DMSO)δ185.0,159.8,147.4,129.2,125.8,122.3,114.9,55.6.。
步骤三:化合物4d(3β-羟基-16-(1′-(4″-甲氧基)苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备
称取化合物3d(2030mg,10mmol)和3β-羟基-5α-雄甾-17-酮(2900mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶,得到白色固体4d(3β-羟基-16-(1′-(4″-甲氧基)苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)(3375mg,7.1mmol),产率71%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ8.90(s,1H),7.83(d,J=8.9Hz,2H),7.28(s,1H),7.14(d,J=8.9Hz,2H),4.28(d,J=4.7Hz,1H),3.84(s,3H),3.39-3.31(m,1H),2.98(dd,J=17.0,5.2Hz,1H),2.35(ddd,J=16.3,12.9,3.0Hz,1H),1.90-0.88(m,15H),1.49–1.40(m,1H),0.85(s,3H),0.80(s,3H),0.76-0.68(m,1H).13C NMR(101MHz,DMSO)δ207.9,159.6,143.6,137.2,129.8,123.8,122.1,119.8,114.9,69.3,55.6,54.0,48.4,47.3,44.5,38.6,36.6,35.4,34.3,31.4,31.3,30.7,29.0,28.2,20.1,14.2,12.1.。
实施例5
制备通式所示R1是R2是氢原子,R3是氢原子,R4是氮原子,即化合物4e(3β-羟基-16-(1′-(3″-吡啶)-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备。
步骤一:化合物2e(3-叠氮吡啶)的合成
取化合物1e(940mg,10mmol)于250mL烧瓶中,在冰浴条件下加入盐酸(6mol·L-1,10mL)搅拌反应30mins.,然后在冰浴条件下向其中滴加亚硝酸钠溶液(0.6mol·L-1,25mL)搅拌反应30mins.反应,之后在室温环境向上述溶液中滴加NaN3溶液(0.8mol·L-1,50mL)反应1h,室温反应完毕后用二氯甲烷(100mL×3)萃取,合并有机相并用饱和碳酸氢钠溶液洗涤(20mL×3),然后用饱和食盐水洗涤(20mL×3),无水Na2SO4干燥,最后减压浓缩得黄色油状2e(967mg,8.0mmol)产率80%。
产物的分析数据如下:1H NMR(300MHz,Chloroform-d)δ8.31(dd,J=4.6,1.6Hz,1H),8.28(d,J=2.7Hz,1H),7.27(m,1H),7.22(m,1H).13C NMR(75MHz,Chloroform-d)δ147.8,142.8,139.1,128.2,126.5.。
步骤二:化合物3e(1-(3′-吡啶)-1,2,3-三氮唑-4-甲醛)的制备
取化合物2e(1200mg,10mmol)和炔丙醛二乙基乙缩醛(1280mg,10mmol),溶解于四氢呋喃(10mL)和水(10mL)的混合溶液中,然后再加入五水硫酸铜(125mg,0.5mmol),抗坏血酸钠(396mg,2mmol)室温搅拌5h,之后加入甲酸(20.7g,450mmol)在40℃下搅拌3h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用二氯甲烷(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体3e(1200mg,6.9mmol),产率69%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ10.13(s,1H),9.65(s,1H),9.27(br.s,1H),8.81(br.s,1H),8.41(d,J=8.2Hz,1H),7.71(br.s,J=3.9Hz,1H).13C NMR(101MHz,DMSO)δ184.9,150.4,147.6,141.9,128.6,126.6,124.8.。
步骤三:化合物4e(3β-羟基-16-(1′-(3′-吡啶)-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)的制备的制备
称取化合物3e(1740mg,10mmol)和3β-羟基-5α-雄甾-17-酮(2900mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶得白色固体4e(3β-羟基-16-(1′-(3′-吡啶)-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-17-酮)(3357mg,7.5mmol),产率75%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ9.20(d,J=2.6Hz,1H),9.16(s,1H),8.73(dd,J=4.7,1.4Hz,1H),8.39(ddd,J=8.3,2.6,1.4Hz,1H),7.69(dd,J=8.3,4.8Hz,1H),7.28(s,1H),4.43(d,J=4.5Hz,1H),2.97(dd,J=17.1,5.2Hz,1H),2.35(ddd,J=16.6,12.9,2.9Hz,1H),1.97-0.89(m,17H),1.79–1.68(m,1H),0.84(s,3H),0.79(s,3H),0.76-0.65(m,1H).13C NMR(101MHz,DMSO)δ208.0,149.9,144.0,141.6,137.8,133.0,128.3,124.5,124.2,119.5,69.2,53.8,48.2,47.4,44.4,38.4,36.5,35.3,34.2,31.3,31.2,30.7,29.0,28.1,20.1,14.2,12.1.。
实施例6
制备通式所示R1是R2是氢原子,R3氢原子,R4是碳原子,即化合物5a(3β-羟基-16-(1′-苯基-1′,2′,3′-三氮唑)亚甲基-5-雄烯-17-酮)的制备。
称取化合物3a(1730mg,10mmol)和3β-羟基-5-雄烯-17-酮(2880mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶得白色固体5a(3β-羟基-16-(1′-苯基-1′,2′,3′-三氮唑)亚甲基-5-雄烯-17-酮)(3274mg,7.4mmol),产率74%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ9.06(s,1H),7.95(d,J=7.6Hz,2H),7.64(t,J=7.5Hz 2H),7.53(t,J=7.4Hz 1H),7.30(s,1H),5.33(d,J=4.9Hz,1H),3.32–3.23(m,1H),3.04(dd,J=5.4,17.2Hz,1H),2.41(ddd,J=16.3,12.9,3.0Hz,1H),2.25-2.06(m,3H),1.85-1.27(m,11H),1.07-0.94(m,5H),0.87(s,3H).13C NMR(101MHz,DMSO)δ208.0,143.8,141.4,137.4,136.3,129.9,129.0,124.0,120.4,119.9,119.8,69.9,49.8,48.5,47.0,42.2,36.8,36.3,31.4,31.1,30.7,30.4,29.0,19.9,19.2,13.9.。
实施例7
制备通式所示R1是R2是氢原子,R3是氟原子,R4是碳原子,即化合物5b(3β-羟基-16-(1′-(4″-氟)苯基-1′,2′,3′-三氮唑)亚甲基-5-雄烯-17-酮)的制备。
称取化合物3b(1910mg,10mmol)和3β-羟基-5-雄烯-17-酮(2880mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶,得到化合物5b(3β-羟基-16-(1′-(4″-氟)苯基-1′,2′,3′-三氮唑)亚甲基-5-雄烯-17-酮)白色固体(3375mg,7.3mmol),产率73%。
产物的分析数据如下:1H NMR(400MHz,DMSO)δ9.05(s,1H),8.02–7.99(m,2H),7.49(t,J=8.7Hz,2H),7.29(s,1H),5.33(d,J=4.6Hz,1H),4.66(br.s,1H),3.30–3.23(m,2H),3.02(dd,J=17.2,6.6Hz,1H),2.4(ddd,J=16.3,12.9,2.9Hz,1H),2.22–2.09(m,3H),1.82–1.29(m,9H),1.03-0.96(m,5H),0.88(s,3H).13C NMR(101MHz,DMSO)δ208.0,161.8(d,JF-C=245Hz),143.8,141.5,137.4,132.8(d,JF-C=3Hz),124.2,122.8(d,JF-C=8Hz),119.8(d,JF-C=20Hz),116.7(d,JF-C=23Hz),69.9,49.8,48.5,47.0,42.2,36.8,36.3,31.4,31.1,30.7,30.4,29.0,20.0,19.2,13.9.。
实施例8
制备通式所示R1是R2是硝基,R3是氢原子,R4是碳原子,即化合物5c(3β-羟基-16-(1′-(3″-硝基)苯基-1′,2′,3′-三氮唑)亚甲基-5-雄烯-17-酮)的制备。
称取化合物3c(2180mg,10mmol)和3β-羟基-5-雄烯-17-酮(2880mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶得白色固体5c(3β-羟基-16-(1′-(4″-硝基)苯基-1′,2′,3′-三氮唑)亚甲基-5-雄烯-17-酮)(3693mg,7.5mmol),产率75%。
产物的分析数据如下:1H NMR(400MHz,DMSO)δ9.27(s,1H),8.77(t,J=2.1Hz,1H),8.45(ddd,J=2.7,2.0,0.7Hz,1H),8.36(ddd,J=2.8,2.2,0.8Hz,1H),7.93(t,J=8.2Hz,1H),7.28(s,1H),5.34(d,J=4.5Hz,1H),4.63(d,J=4.4Hz,1H),3.31–3.22(m,1H),3.02(dd,J=17.2,5.2Hz,1H),2.42(ddd,J=16.3,13.0,2.9Hz,1H),2.21–2.08(m,3H),1.82–1.29(m,10H),1.03-0.96(m,5H),0.88(s,3H).13C NMR(101MHz,DMSO)δ207.9,148.5,144.1,141.5,137.8,136.9,131.5,126.4,124.3,123.4,119.9,119.4,115.0,69.9,49.8,48.4,47.0,42.2,36.8,36.3,31.4,31.1,30.7,30.4,29.0,20.0,19.2,13.9。
实施例9
制备通式所示R1是R2是氢原子,R3是甲氧基,R4是碳原子,即化合物5d(3β-羟基-16-(1′-(4″-甲氧基)苯基-1′,2′,3′-三氮唑)亚甲基-5-雄烯-17-酮)的制备。
称取化合物3d(2030mg,10mmol)和3β-羟基-5-雄烯-17-酮(2880mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶,得到白色固体5d(3β-羟基-16-(1′-(4″-甲氧基)苯基-1′,2′,3′-三氮唑)亚甲基--雄烯-17-酮)(3375mg,7.1mmol),产率71%。
产物的分析数据如下:1H NMR(400MHz,DMSO)δ8.96(s,1H),7.85(d,J=9.0Hz,2H),7.28(s,1H),7.16(d,J=9.1Hz,2H),5.33(d,J=4.4Hz,1H),4.62(d,J=4.5Hz,1H),3.84(s,3H),3.32-3.23(m,1H),3.02(dd,J=17.1,5.3Hz,1H),2.39(ddd,J=16.2,12.9,2.8Hz,1H),2.20–2.09(m,3H),1.81–1.28(m,10H),1.02-0.96(m,5H),0.87(s,3H).13C NMR(101MHz,DMSO)δ208.0,159.5,143.6,141.4,137.0,129.7,123.9,122.1,119.9,114.8,69.9,55.6,49.8,48.5,47.0,42.2,36.8,36.3,31.4,31.1,30.7,30.4,29.0,20.0,19.2,13.9.。
实施例7
制备通式所示R1是R2是氢原子,R3氢原子,R4是碳原子,即化合物6a(4-氮杂-16-(1′-苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-3,17二酮)的制备。
称取化合物3a(1730mg,10mmol)和4-氮杂-5α-雄甾-3,17二酮(2890mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶得白色固体6a(4-氮杂-16-(1′-苯基-1′,2′,3′-三氮唑)亚甲基-5α-雄甾-3,17二酮)(2981mg,6.7mmol),产率67%。
产物的分析数据如下:1H NMR(400MHz,DMSO-d6)δ9.08(s,1H),7.96(d,J=7.5Hz,2H),7.64(t,J=7.3Hz,2H),7.54(t,J=7.4Hz,1H),7.30(m,2H),3.05–2.95(m,2H),2.40(ddd,J=16.3,12.9,2.9Hz,1H),2.18–2.15(m,2H),1.93-1.62(m,6H),1.44-1.26(m,6H),1.04(qd,J=12.8,4.3Hz,1H)0.86(s,3H),0.84(s,3H).13C NMR(101MHz,DMSO)δ207.9,170.1,143.8,137.3,136.3,129.9,129.0,124.1,120.5,119.8,59.7,50.6,47.8,47.4,35.2,33.7,32.8,31.1,28.9,28.4,28.2,26.1,20.0,14.3,11.1.。
实施例8
制备通式所示R1是R2是氢原子,R3氢原子,R4是碳原子,即化合物7a(4-氮杂-16-(3′-吡啶-1′,2′,3′-三氮唑)亚甲基-5-雄烯-3,17二酮)的制备。
称取化合物3e(1740mg,10mmol)和4-氮杂-5-烯-雄甾-3,17二酮(2870mg,10mmol),溶解于乙醇中,然后再加入催化剂KF/Al2O3(1.28g,8mmol)在80℃搅拌6h。反应完毕后,首先减压蒸除大部分有机溶剂,然后加入水(50mL),用乙酸乙酯(50mL×3)萃取,合并有机相用饱和食盐水洗涤(10mL×3),无水Na2SO4干燥,柱层析得白色固体,乙醇重结晶得黄色固体7a(4-氮杂-16-(3′-吡啶-1′,2′,3′-三氮唑)亚甲基-5-雄烯-3,17二酮)(3550mg,7.7mmol),产率77%。
产物的分析数据如下:1H NMR(400MHz,DMSO)δ9.34(s,1H),9.20(d,J=2.4Hz,1H),9.17(s,1H),8.74(dd,J=4.7,1.3Hz,1H),8.38(ddd,J=4.0,2.6,1.4Hz,1H),7.70(q,J=3.8Hz,1H),7.31(s,1H),4.91(d,J=2.6Hz,1H),4.63(s,1H),3.05(dd,J=15.9,6.5Hz,1H),2.49–2.21(m,4H),1.90–1.30(m,9H),1.17(td,J=11.6,4.4Hz,3H),1.07(d,J=32.6Hz,3H),0.92(s,3H).13C NMR(101 MHz,DMSO)δ207.8,167.8,150.0,144.0,141.7,140.9,137.6,133.0,128.3,124.6,124.5,119.6,100.6,48.3,47.6,47.2,33.6,31.0,30.9,30.3,28.9,28.3,28.2,19.8,18.5,14.1.。
表1本专利中所涉及到的新化合物的编号和化学结构
目标化合物的肿瘤细胞抑制活性试验:
采用本发明实施例制得的16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物(4a-7e)对人胃癌细胞(MGC-803、SGC-7901)、前列腺癌细胞株(PC-3)进行细胞毒性试验。采用MTT法,进行体外细胞毒性测定。在96孔板中培养的对数生长期细胞中加入不同浓度的本发明合成的16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物,37℃、体积百分含量5%CO2下培养细胞72h,同时进行三个平行实验,与对照组进行比较。加入MTT,继续培养3-4h,活细胞内将形成蓝紫色不溶物甲躜,移除培养液,加入DMSO,室温下振荡15分钟,使甲躜充分溶解,用酶标仪测定其吸光度,分别计算抑制肿瘤细胞生长到50%时化合物的浓度,以IC50值表示,其中部分结果如表2所示。由表2看出,所测化合物对三种癌细胞都有一定的抑制活性,化合物4e对PC-3的抑制活性最好,化合物5a对MGC-803的抑制活性最好,化合物4b对SGC-7901的抑制活性最好。
表2本发明16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物抗肿瘤活性测试结果(IC50,μM)
Claims (6)
1.16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物,其特征在于,具有以下通式:
其中,所述R1对通式中虚线部分进行修饰,代表 所述R2是氢原子或硝基;R3是氢原子、氟原子或者甲氧基;R4是碳原子或者氮原子。
2.如权利要求1所述的16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物,其特征在于,选如下化合物:
3.如权利要求2所述的16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物,其特征在于,选如下化合物4a,4b,4c,4d,4e,5a,5b,5c,5d,6a,7e
4.制备权利要求2所述的16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物的方法,其特征在于,包括以下步骤:
(1)化合物2a、2b、2c、2d、2e的合成:冰浴条件下将1a、1b、1c、1d、1e加入盐酸溶液中,随后向其中滴加NaNO2溶液,之后再滴加NaN3溶液,室温搅拌反应,反应结束,后处理得化合物2a或2b或2c或2d或2e;
(2)化合物3a、3b、3c、3d、3e的合成:将化合物2a或2b或2c或2d或2e溶于四氢呋喃,随后搅拌依次加入炔丙醛二乙基乙缩醛、五水硫酸铜溶液以及抗坏血酸钠,反应,而后向其中加入甲酸继续搅拌反应,反应结束,后处理得化合物3a或3b或3c或3d或3e;
(3)化合物16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物的合成:将化合物3a或3b或3c或3d或3e与3β-羟基-5α-雄甾-17-酮或3β-羟基-5-雄烯-17-酮或4-氮杂-5α-雄甾-3,17二酮或4-氮杂-5烯-雄甾-3,17二酮溶于乙醇中,再加入催化剂KF/Al2O3,回流、搅拌反应,反应结束,后处理得目标化合物。
5.如权利要求1、2或3所述的16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物在制备抗肿瘤药物中的应用,其特征在于,将其作为活性成分,用于制备抗肿瘤药物。
6.权利要求5所述的16-(1′-芳香基-1′,2′,3′-三氮唑)亚甲基-雄甾-17-酮衍生物在制备抗肿瘤药物上的应用,其特征在于,所述抗肿瘤药物为治疗、预防前列腺癌或胃癌药物。
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