CN100999524A - 具有抗肿瘤活性的紫杉酚衍生物 - Google Patents
具有抗肿瘤活性的紫杉酚衍生物 Download PDFInfo
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- CN100999524A CN100999524A CNA2006100012057A CN200610001205A CN100999524A CN 100999524 A CN100999524 A CN 100999524A CN A2006100012057 A CNA2006100012057 A CN A2006100012057A CN 200610001205 A CN200610001205 A CN 200610001205A CN 100999524 A CN100999524 A CN 100999524A
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- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 37
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- 125000002541 furyl group Chemical group 0.000 claims 1
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- 125000001424 substituent group Chemical group 0.000 description 1
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Abstract
本发明涉及通式表示的紫杉酚衍生物或其盐,式中R1、R2、Z1、Z2、Z3和Z4如正文所定义;其制备方法以及其作为抗肿瘤剂的应用。
Description
技术领域
本发明涉及一种新的具有抗肿瘤活性的紫杉酚衍生物。
背景技术
紫杉酚是具有下面化学结构的天然化合物,它可以从短叶红豆杉的树干等中少量地得到。
已知紫杉酚具有抗肿瘤活性,其作用机理是基于在细胞分裂过程中微管的解聚抑制作用,因而,希望作为不同于普通抗肿瘤剂而临床应用。
尽管紫杉酚只能非常少量地从天然资源中获得,但目前已公开了关于合成紫杉酚衍生物的报道,在合成中使用由下面结构式表示的原料10-O-脱乙酰浆果赤霉素III:
通式(III)化合物是一种紫杉酚的前体,可以从紫杉树的叶等中以相对大量地得到。这些衍生物中,有下面结构式表示的化合物(TaxotereTM)作为具有类似于或高于紫杉酚抗肿瘤活性的化合物已引起人们的注意,并且已经作为抗肿瘤剂而进行研究:
尽管紫杉酚和TaxotereTM是所希望的抗肿瘤剂化合物,但其临床试验已证明它们对消化器官癌,特别是大肠癌的效果低,因而人们非常关心对具有更强抗肿瘤效果的衍生物的研究。
紫杉酚衍生物的9位通常是酮基,但一些其中该位被还原的衍生物也是已知的。在9位具有α构型羟基的化合物已从天然资源中得到,已经报道了通过该化合物的化学改变而得到的各种9位α-羟基型衍生物。此外,已知通过用还原剂还原10-O-脱乙酰浆果赤霉素III可化学合成在9位为β构型羟基的化合物,已经报道通过该化合物的化学改变可得到各种9位β羟基型衍生物(例如见WO94/20088)。
本发明人发现当上述的9位β-羟基型紫杉酚衍生物中的9位羟基和10位羟基被转化成环状缩醛型时其抗肿瘤活性急剧增加。本发明基于该发现而完成。
发明内容
因此,本发明涉及一种由下面通式表示的化合物或其盐:
其中:
R1或R2表示氢原子、烷基、卤素取代的烷基、或者由R1、R2、N、O构成的如下结构
Z1表示氢原子、羟基、卤原子或烷基;
Z2表示氢原子、羟基、卤原子或烷基;
Z3表示烷基、链烯基、炔基、环烷基、芳基或杂环基团,其中的所述的烷基、链烯基、炔基、环烷基、芳基和杂环基团具有一个或多个取代基,该取代基选自卤原子、羟基、羧基、烷基、烷氧基、苯基、氨基、烷基氨基、氨基烷基、烷基氨基烷基、烷氧基羰基、芳氧基羰基、酰基、酰氨基或者酰氧基;
Z4表示烷基、芳基或烷氧基,其中这些烷基、芳基和烷氧基具有一个或多个取代基,该取代基选自卤原子、羟基、羧基、烷基、烷氧基、苯基、氨基、烷基氨基、氨基烷基、烷基氨基烷基、烷氧基羰基、芳氧基羰基、酰基、酰氨基或者酰氧基。
取代基Z3所连接的3′一位的构型可以是两种构型中的任一种,但优选是天然紫杉酚相同的构型。另外,7-位的构型或者是α-或者是β-构型。
本发明的紫杉酚衍生物可以是游离形式、酸式加成盐或羧酸盐的形式。酸式加成盐的例子包括无机酸盐(包括但并非限定以下种类:硫酸盐、硝酸盐、氢溴酸盐、氢碘酸盐、磷酸盐)或有机酸盐(包括但并非限定以下种类:乙酸盐、甲磺酸盐、苯磺酸盐、甲苯磺酸盐、柠檬酸盐、马来酸盐、富马酸盐、乳酸盐)。
羧基的盐的例子可以是无机盐或是有机盐,这包括碱金属盐如锂盐、钠盐、钾盐等,碱土金属盐如镁盐、钙盐等,以及铵盐、三乙胺盐、N-甲基葡糖胺盐、三-(羟甲基)氨基甲烷盐等。
下面说明本发明化合物的制造方法。在进行反应中,如果需要取代基可以用保护基团进行保护,并且每个取代基的转化顺序没有特别限制。
本发明化合物的合成方法:
在上述反应图解中,
R1或R2表示氢原子、烷基、卤素取代的烷基、或者由R1、R2、N、O构成的如下结构
本发明的化合物可用于治疗各种癌症如肺癌、消化器官癌、卵巢癌、子宫癌、乳房癌、肝癌、头和颈癌、血癌、肾癌、睾丸癌等。
本发明的化合物可以以静脉、肌内、皮下等各种注射给药或者通过其它各种途径给药如口服、经皮吸收等。在这些方法中,用溶液的静脉注射和口服给药是希望的。该溶液可以通过与药物可接受的酸或钠等碱金属盐形成酸式加成物而制备。对于口服给药的情况,该化合物可以是其游离形式或盐形式。
合适的药物制剂按照相应的各种给药方法来选择并用常用制备方法来制造。本发明抗肿瘤剂的剂型中,口服制剂的例子包括片剂、粉剂、粒剂、胶囊、溶液、糖浆、酏剂、油剂或水液悬乳剂等。对于注射液,在制剂中可使用稳定剂、抗菌剂、加溶剂等。含有这些辅剂的注射液可被配制在容器中并油冻干或类似方法制成固体制剂,在使用之前再溶解。
液体制剂包括溶液、悬乳液、乳液等,当制备这些制剂时可使用悬浮剂,乳化剂等作为添加剂。
本发明的化合物可用于治疗哺乳动物的癌,特别是人体中的癌。对于人类来说,优选地是一天中以合适的间隔重复服药一次。
给药的剂量为每1m2体表面积服药约0.5-50mg,优选约1-20mg。
附图说明
图1显示SHR-110008,多西他赛对荷瘤裸小鼠体重的影响。
图2显示Shr1021-47对荷瘤裸小鼠体重的影响,其中*P<0.01。
具体实施方式
现在通过参考例和实施例更详细地说明本发明,但应理解本发明并不限于此。本发明合成路线:
第一步
9β-10-脱乙酰基-9-二氢浆果赤霉素III
氩气氛下,向一个250ml的干燥的三颈烧瓶中加入10-脱乙酰基浆果赤霉素III A(1.4g,2.57mmol,1.0eq),再加入无水二氯甲烷(40ml)和无水1,4-二氧六环(40ml)的混合溶剂,保持体系温度25℃~30℃,搅拌下加入硼氢化叔丁基铵(2.65g,0.3mmol,4.0eq),继续搅拌19h后。点板(乙酸乙酯∶甲醇=40∶1)跟踪反应,原料消失。在冰盐浴下用1N盐酸溶液调pH值至6,迅速加入水,彻去冰水浴,室温下搅拌0.5~1h。用乙酸乙酯萃取反应液(100ml×4),合并有机相,再分别用蒸馏水洗(25ml×1),饱和氯化钠溶液洗(25ml×1),乙酸乙酯层用无水硫酸钠干燥过夜,过滤,滤液减压浓缩,用硅胶柱色谱法纯化所得残余物(淋洗剂:正己烷∶乙酸乙酯∶甲醇=15∶25∶1)得到标题化合物9β-10-脱乙酰基-9-二氢浆果赤霉素III B(1.2g,类白色固体)。产率:85%。
Rf=0.42(乙酸乙酯∶甲醇=40∶1(v/v))。
MW=546,ESI-MS:[M+H]+=547。
1H-NMR(CD3OD,400MHz):δ8.11-7.4(m,5H,Ar-H),6.1(d,J=5.3Hz,1H,C2-H),5.1(d,J=5.7Hz,1H,C10-H),5.0(d,J=8.9Hz,1H,C5-H),4.8(b,1H,C13-H),4.6-4.5(d,J=5.7Hz,1H,C9-H),4.3-4.2(d,J=7.7Hz,1H,C20-Hα),4.2-4.1(d,J=7.7Hz,1H,C20-Hβ),3.9(dd,J=7.3Hz,J’=9.7Hz,1H,C7-H),3.3-3.2(d,J=4.9Hz,1H,C3-H),2.6-2.4(m,1H,C6-Hα),2.4-2.3(m,1H,C14-Hα),2.3-2.2(m,1H,C14-Hβ),2.2(s,3H,Ac-CH3),1.9(s,3H,C18-H),1.9-1.8(m,1H,C6-Hβ),1.7(s,3H,C16-H),1.6(s,3H,C19-H),1.2(s,3H,C17-H).
第二步
9β-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)浆果赤霉素III
氩气氛下,将上述第一步得到的化合物9β-10-脱乙酰基-9-二氢浆果赤霉素III B(1.2g,2.20mmol,1.0eq)悬浮于无水二氯甲烷(60ml)中,搅拌下,于室温向所得溶液中加入丙烯醛缩二乙醇(1.68ml,11.0mmol,5.0eq),再加入二茂基二氯化钛(0.05g,0.22mmol,0.2eq).保持温度在24~28℃,继续搅拌18h后,点板(乙酸乙酯∶甲醇=40∶1)跟踪反应,原料基本消失(有时还有少量原料)。滴加三乙胺(调至pH值至7)淬灭反应。减压旋蒸除去溶剂,用硅胶柱色谱法纯化所得残余物(淋洗剂:正己烷∶乙酸乙酯=1∶1),得到标题化合物9β-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)浆果赤霉素III C(0.979g,类白色固体)。产率:75.9%。
Rf=0.44(淋洗剂:正己烷∶乙酸乙酯=1∶1(v/v))。
MW=584,ESI-MS:[M+H]+=585。
1H-NMR(CD3Cl3,400MHz):δ8.2-7.4(m,5H,Ar-H),6.2-5.9(m,1H,CH2=CH-H),6.1-6.0(d,J=5.7Hz,1H,C2-H),5.6-5.5(d,J=17.4Hz,1H,trans-CH2=CH-),5.5-5.4(d,J=10.9Hz,1H,cis-CH2=CH-),5.3(d,J=7.3Hz,1H,C10-H),5.2(d,J=6.1Hz,1H,C5-H),5.1(s,1H,OH),4.8(b,1H,C13-H),4.6(d,J=8.1Hz,1H,CH2=CH-),4.4(d,J=8.5Hz,1H,C20-Hα),4.3(d,J=8.5Hz,1H,C20-Hβ),4.1(m,1H,C7-H),3.9(d,J=6.9Hz,1H,C9-H),3.1-3.0(d,J=5.3Hz C3-H),2.4-2.3(m,1H,C6-Hα),2.4-2.3(s,3H,Ac-CH3),2.3-2.1(m,2H,C14-H),2.0-1.9(m,1H,C6-Hβ),1.9(s,3H,C18-H),1.8(s,OH),1.7-1.6(s,3H,C16-H),1.6(s,3H,C19-H),1.3-1.2(s,OH),1.2(s,3H,C17-H).
第三步
9β-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)-7-O-三乙基甲硅烷基浆果赤霉素III
氩气氛下,在一个500ml的干燥的三颈烧瓶中加入上述第二步得到的化合物9β-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)浆果赤霉素III C(2.298g,3.93mmol,1.0eq),溶解在无水二氯甲烷(378ml)中,干冰-丙酮浴冷却,搅拌下加入2,6-二叔丁基吡啶(1.27g,5.62mmol,1.56eq),保持体系温度为-78℃,小心滴入三乙基硅三氟甲磺酸酯(1.38ml,6.13mmol,1.56eq)。滴加完毕后,继续在-78℃反应40min,点板(正己烷∶乙酸乙酯=2∶1)跟踪反应,原料消失,向反应液中加入饱和碳酸氢钠溶液(50ml)淬灭反应,撤去干冰-丙酮浴,自然升温至室温,分出有机相,水相用乙酸乙酯萃取(100ml×4),合并有机相,有机相用饱和氯化钠溶液洗(25ml×1),无水硫酸钠干燥过夜,过滤,滤液减压浓缩。用硅胶柱色谱法纯化所得残余物(淋洗剂:正己烷∶乙酸乙酯=3∶1),得到标题化合物9β-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)-7-O-三乙基甲硅烷基浆果赤霉素III D(2.208g,泡沫状固体,或者蜡状固体)。产率:80.8%。
Rf=0.49(正己烷∶乙酸乙酯=2∶1(V/V))。
MW=698,ESI-MS:[M+H]+=699。
1H-NMR(CD3Cl3,400MHz):δ8.2-7.4(m,5H,Ar-H),6.3-6.1(m,1H,CH2=CH-H),5.9(d,J=5.3Hz,1H,C2-H),5.6-5.5(d,J=17.8Hz,1H,trans-
CH 2=CH-),5.5-5.4(d,J=10.7Hz,1H,cis-CH2=
CH-),5.4-5.3(d,J=8.5Hz,1H,C10-H),5.1(d,J=6.1Hz,1H,C5-H),4.9-4.7(m,1H,C9-H),4.8-4.7(b,1H,C13-H),4.6(b,1H,OH),4.4-4.3(d,AB-type,J=8.5Hz,2H,C20-H),4.0-3.9(m,1H,C7-H),3.2(d,J=5.3Hz,1H,C3-H),2.3(s,3H,Ac-CH3),2.5-2.0(m,4H,C6-H,C14-H),2.0-1.9(s,1H,C18-H),1.8-1.7(s,1H,OH),1.6(s,3H,C16-H),1.6-1.5(s,3H,C19-H),1.1(s,3H,C17-H),1.1-0.9(t,J=7.7Hz,9H,SiCH2 CH 3),0.7-0.6(q,J=7.7Hz,6H,SiCH2CH3).
第四步
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-(三乙基甲硅烷氧基)-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)-7-O-三乙基甲硅烷基浆果赤霉素III
氩气氛下,将上述第三步得到的化合物9β-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)-7-O-三乙基甲硅烷基浆果赤霉素III D(1.85g,2.65mmol,1.0eq)溶于无水四氢呋喃(68.5ml)中,冷却至-55℃,缓慢搅拌下,滴加六甲基二硅基胺锂的无水四氢呋喃溶液(4ml,1M/L,1.5eq),继续在-55C下搅拌0.5h,滴加(3R,4R)-1-(叔丁氧羰基)-3-(三乙基甲硅烷氧基)-4-苯基氮杂环丁-2-酮(3.02g,8.0mmol,3.0eq)的无水四氢呋喃(21.5ml)溶液。滴加完毕后,撤去干冰-丙酮浴,改用冰盐浴,继续搅拌0.5~1h。向反应液中加入饱和碳酸氢钠溶液(180ml)淬灭反应。反应液用乙酸乙酯萃取(180ml×4),合并有机相,有机相用饱和氯化钠溶液洗(50ml×1),无水硫酸钠干燥过夜,过滤,滤液减压浓缩。用硅胶柱色谱法纯化所得残余物(淋洗剂:正己烷∶乙酸乙酯=8∶1),得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-(三乙基甲硅烷氧基)-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)-7-O-三乙基甲硅烷基浆果赤霉素III E(2.432g,类白色固体)。产率:85.6%。
Rf=0.34(正己烷∶乙酸乙酯=8∶1(V/V))。
MW=1075,ESI-MS:[M+H]+=1076。
1H-NMR(CD3Cl3,400MHz):δ8.2-7.2(m,10H,Ar-H),6.3-6.0(m,2H),5.9(d,J=5.3Hz,1H,C2-H),5.6-5.5(d,J=17.5Hz,1H,trans-
CH 2=CH-),5.5-5.4(d,J=10.4Hz,1H,cis-CH2=
CH-),5.6-5.4(m,1H,C9-H),5.3-5.2(d,J=9.1Hz,1H,C10-H),5.1-5.0(d,J=5.9Hz,1H,C5-H),4.9-4.8(m,1H),4.6(d,J=8.8Hz,1H),4.6-4.5(b,1H,OH),4.5-4.3(d,AB-type,J=8.5Hz,2H,C20-H),4.0-3.9(dd,1H,J=5.1Hz,J’=10.5Hz),3.2(d,J=5.6Hz,1H),2.5(s,3H,Ac-CH3),2.5-2.0(m,5H),1.8(s,3H),1.6-1.5(s,12H,t-Bu,CH3),1.4-1.3(s,3H),1.3-1.2(s,3H),1.1-0.9(t,J=7.8Hz,9H),0.8-0.7(t,J=8.0Hz,9H),0.7-0.6(m,6H),0.5-0.3(m,6H).
第五步
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)浆果赤霉素III
氩气氛下,在一个100ml的干燥的三颈烧瓶中加入上述第四步得到的化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-(三乙基甲硅烷氧基)-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)-7-O-三乙基甲硅烷基浆果赤霉素III E(0.819g,0.761mmol,1.0eq),溶解在无水四氢呋喃(10ml)中。在冰盐浴下,搅拌滴加三水合四丁基氟化铵(0.96g,3.04mmol,4.0eq)的无水四氢呋喃(10ml)溶液,反应0.5h后,向三颈烧瓶中倒入饱和氯化钠溶液(40ml)和乙酸乙酯(40ml),用乙酸乙酯萃取反应液(100ml×4)。合并有机相,无水硫酸钠干燥过夜,过滤,滤液减压浓缩。用硅胶柱色谱法纯化所得残余物(淋洗剂:正己烷∶乙酸乙酯∶甲醇=25∶15∶1),得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)浆果赤霉素III
F(0.596g,类白色固体)。产率92.4%。
Rf=0.38(正己烷∶乙酸乙酯∶甲醇=25∶15∶1(V/V))。
MW=847,ESI-MS:[M+H]+=848。
1H-NMR(CD3Cl3,400MHz):δ8.2-7.2(m,10H,Ar-H),6.2-5.9(m,3H),5.7-5.6(d,J=9.9Hz,1H),5.6-5.5(d,J=16.9Hz,1H,trans-
CH 2=CH-),5.5-5.4(d,J=10.5Hz,1H,cis-
CH 2=CH-),5.4-5.2(m,1H),5.3(d,J=7.2Hz,1H),5.2(d,J=6.4Hz,1H,CH2=
CH-),5.1(b,1H,OH),4.7-4.6(b,1H),4.6-4.5(d,J=7.8Hz,1H),4.4-4.2(dd,AB-type,J=8.6Hz,2H,C20-H),4.2(b,1H),4.1(m,1H),3.9-3.8(d,J=7.0Hz,1H),2.9(d,J=4.8Hz,1H),2.4-2.3(dd,J=9.8Hz,J’=15.2Hz,1H),2.3(s,3H,Ac-CH3),2.3-2.0(m,3H),1.9(s,1H),1.7(s,3H,CH3),1.6(s,3H,CH3),1.6-1.5(s,3H,CH3),1.4(s,9H,t-Bu),1.3(s,3H,CH3)。
第六步
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2,3-二羟基亚丙基)浆果赤霉素III
氩气氛下,在一个100ml的三颈烧瓶中加入上述第五步得到的化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-亚丙烯基)浆果赤霉素III F(0.596g,0.703mmol,1.0eq),于室温下加入N-甲基-吗啉-N-氧化物(0.412g,3.51mmol,5.0eq),溶解在四氢呋喃(15ml)、丙酮(15ml)及蒸馏水(15ml)的混合溶剂中,搅拌下,加入四氧化锇的叔丁醇(0.725ml,35.7mg,0.2eq)溶液,28℃下反应过夜,用10%的硫代硫酸钠(90ml)溶液淬灭反应,并搅拌10min,反应液用乙酸乙酯萃取(100ml×3),合并有机相,用饱和碳酸氢钠溶液洗(25ml×1),饱和氯化钠溶液洗(25ml×1),无水硫酸钠干燥过夜,过滤,滤液减压浓缩。用硅胶柱色谱法纯化所得残余物(淋洗剂:二氯甲烷∶甲醇=20∶1),得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2,3-二羟基亚丙基)浆果赤霉素III G(0.610g,类白色固体)。产率:98%。
Rf=0.24(二氯甲烷∶甲醇=20∶1(V/V))。
MW=881,ESI-MS:[M+H]+=882。
1H-NMR(CD3Cl3,400MHz):δ8.2-7.2(m,10H,Ar-H),6.2-6.1(m,H),6.1-6.0(d,J=5.4Hz,1H),5.7-5.6(m,1H),5.4-5.2(m,2H),5.1(s,1H),4.9(d,J=6.5Hz,1H),4.9-4.7(m,1H),4.6(s,1H),4.5-4.2(dd,AB-type,J=8.5Hz,2H),4.2-4.0(m,2H),4.0-3.7(m,5H),2.9(d,J=6.8Hz,1H),2.5-2.3(dd,J=9.8Hz,J’=15.2Hz,1H),2.3(s,3H),2.3-2.2(m,2H),2.2-2.0(m,2H),1.9(b,1H),1.7(s,3H,CH3),1.65(s,3H,CH3),1.4(s,9H,t-Bu),1.4-1.3(s,3H,CH3,两个异构体).
第七步
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-乙醛基浆果赤霉素III
温下,向一个100ml的三颈烧瓶中加入上述第六步得到的化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2,3-二羟基亚丙基)浆果赤霉素IIIG(0.556g,0.63mmol,1.0eq),溶解在四氢呋喃(7ml)、甲醇(7ml)及水(7ml)的混合溶剂中,搅拌下加入高碘酸钠(0.887g,4.16mmol,6.6eq),在室温下反应2h。点板(二氯甲烷∶甲醇=20∶1)跟踪,原料基本反应完全,向反应液中加入蒸馏水(50ml)及饱和氯化钠溶液(50ml),乙酸乙酯萃取水相(80ml×3),合并有机相,用蒸馏水洗(25ml×1),饱和氯化钠溶液洗(25ml×1),无水硫酸镁干燥。过滤,滤液减压浓缩蒸干溶剂,得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-乙醛基浆果赤霉素III H(0.582g,类白色固体)。直接投下一步反应。
Rf=0.42(二氯甲烷∶甲醇=20∶1(V/V))
实施例1
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(2S,4S)-亚甲基桥联吗啉代亚乙基]浆果赤霉素III
气氛下,向一个100ml的三颈烧瓶中加入上述第七步得到的化合物H(0.545g,0.63mmol,1.0eq),加入无水甲醇(30ml)使其溶解,再加入少量干燥的分子筛(4),搅拌下加入(s,s)-亚甲基桥联吗啉盐酸盐(0.568g,4.16mmol,6.6eq),室温下反应0.5h,再加入氰基硼氢化钠(0.261g,4.16mmol,6.6eq),继续搅拌1.5h后,点板(二氯甲烷∶乙酸乙酯∶甲醇=10∶10∶1)跟踪,原料基本消失。向反应液加入饱和碳酸氢钠溶液(70ml)淬灭反应.反应液用乙酸乙酯萃取(100ml×4),合并有机相,用饱和氯化钠溶液洗(25ml×1),无水硫酸镁干燥。过滤,滤液减压浓缩蒸干溶剂,用硅胶柱色谱法纯化所得残余物(淋洗剂:先用正己烷∶二氯甲烷∶乙酸乙酯∶甲醇=20∶10∶10∶2,再用二氯甲烷∶乙酸乙酯∶甲醇=30∶10∶2),得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(2S,4S)-亚甲基桥联吗啉代亚乙基]浆果赤霉素III I(0.412g,类白色固体)。产率:70%。
Rf=0.29(二氯甲烷∶乙酸乙酯∶甲醇=10∶10∶1(V/V))。
MW=933,ESI-MS:[M+H]+=933.9。
1H-NMR(CD3Cl3,400MHz):δ8.1(d,J=7.5Hz,2H,Ar-H),7.7-7.5(t,J=7.0Hz,1H,Ar-H),7.5-7.2(m,7H),6.1-6.0(m,2H),5.7-5.6(d,J=9.4Hz,1H),5.3(d,J=9.4Hz,1H),5.2(d,J=7.0Hz,1H),5.1(s,1H),5.0-4.9(b,1H),4.7-4.6(d,J=8.2Hz,1H),4.6(b,1H),4.4(b,1H),4.4-4.2(dd,AB-type,J=8.4Hz,2H),4.2-4.0(m,2H),4.0(d,J=7.9Hz,1H),3.8(d,J=7.1Hz,1H),3.7-3.6(d,J=7.8Hz,1H),3.6(b,1H),3.1-3.0(m,2H),3.0-2.9(m,1H),2.9(d,J=4.7Hz,1H),2.7(m,J=10.2Hz,1H),2.4(dd,J=9.7Hz,J’=14.6Hz,1H),2.3(s,3H,CH3),2.3-2.2(m,1H),2.2-2.0(m,2H),1.9(b,1H),1.9-1.8(m,1H),1.8-1.7(m,1H),1.65(s,3H,CH3),1.60(s,3H,CH3),1.55(s,3H,CH3),1.4(s,9H,t-Bu),1.3(s,3H,CH3).
实施例2
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(2R,4R)-亚甲基桥联吗啉代亚乙基]浆果赤霉素III
使用上述第七步中所得到的化合物H作原料,按照本发明实施例1所述相同方式进行该原料与(R,R)-亚甲基桥联吗啉盐酸盐的反应,则得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(2R,4 R)-亚甲基桥联吗啉代亚乙基]浆果赤霉素III J(0.4g,类白色固体)。产率:68%。
Rf=0.32(二氯甲烷∶乙酸乙酯∶甲醇=10∶10∶1(V/V))。
MW=933,ESI-MS:[M+H]+=933.9。
1H-NMR(CD3Cl3,400MHz):δ8.11(d,J=7.3Hz,2H,Ar-H),7.59(t,J=7.3Hz,1H,Ar-H),7.19-7.53(m,7H),6.1-6.0(m,2H),5.6(d,J=9.0Hz,1H),5.3(d,J=7.1Hz,1H),5.2(d,J=7.0Hz,1H),5.1(s,1H),5.0(b,1H),4.7-4.6(d,J=7.8Hz,1H),4.6(s,1H),4.5-4.4(s,1H),4.4-4.3(dd,AB-type,J=8.2Hz,2H),4.2-4.0(m,3H),3.8(d,J=7.0Hz,1H),3.7(d,J=8.5Hz,1H),3.6(b,1H),3.1(m,1H),3.1-2.9(m,2H),2.9(d,J=4.7Hz,1H),2.7(m,1H),2.4(dd,J=9.8Hz,J’=14.9Hz,1H),2.3(s,3H,CH3),2.3-2.2(m,1H),2.2-2.0(m,2H),1.9(b,1H),1.8(m,1H),1.7-1.6(m,1H),1.7(s,3H,CH3),1.65(s,3H,CH3),1.6(s,3H,CH3),1.4(s,9H,t-Bu),1.3(s,3H,CH3).
实施例3
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-甲氧基甲氨基亚乙基)浆果赤霉素III
使用上述第七步中所得到的化合物H作原料,按照本发明实施例1所述相同方式进行该原料与O,N-二甲基-盐酸羟胺的反应,则得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-甲氧基甲氨基亚乙基)浆果赤霉素III K(0.48g,类白色固体)。产率:85%。
Rf=0.39(正己烷∶乙酸乙酯∶甲醇=20∶20∶1(V/V))。
MW=895,ESI-MS:[M+H]+=895.7,[M+Na]+=917.6。
1H-NMR(CD3Cl3,400MHz):δ8.1(d,J=7.4Hz,2H,Ar-H),7.6(t,J=7.1Hz,1H,Ar-H),7.5-7.2(m,7H),6.2-6.0(m,2H),5.7-5.6(m,1H),5.3(d,J=6.6Hz,1H),5.2(d,J=6.3Hz,1H),5.1(b,1H),5.1-5.0(b,1H),4.7-4.4(m,1H),4.6(b,1H),4.4-4.2(dd,AB-type,J=8.6Hz,2H),4.2(m,1H),4.1(m,1H),3.8(d,J=6.6Hz,1H),3.6-3.5(s,3H,OCH3),3.1-3.0(m,2H),2.95(b,1H),2.9(m,1H),2.85(b,1H),2.7-2.6(s,3H,NCH3),2.4-2.3(dd,J=10.8Hz,J’=14.1Hz,1H),2.3(s,3H,CH3),2.3-2.0(m,1H),1.9(b,1H),1.7(s,3H,CH3),1.60(s,3H,CH3),1.55(s,3H,CH3),1.4(s,9H,t-Bu),1.3(s,3H,CH3).
实施例4
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(4-四氢吡咯)-哌啶代亚乙基]浆果赤霉素III
使用上述第七步中所得到的化合物H作原料,按照本发明实施例1所述相同方式进行该原料与4-四氢吡咯-1-基-哌啶的反应,则得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(4-四氢吡咯)-哌啶代亚乙基]浆果赤霉素III L(0.402g,类白色固体)。产率:64.5%。
Rf=0.29(二氯甲烷∶甲醇∶三乙胺=40∶4∶0.25(V/V))。
MW=988,ESI-MS:[M+H]+=988.9
1H-NMR(CD3Cl3,400MHz):δ8.1(d,J=7.6Hz,2H,Ar-H),7.6(t,J=7.4Hz,1H,Ar-H),7.5-7.2(m,7H),6.1(b,2H),6.0(d,J=4.7Hz,1H),5.7(d,J=9.8Hz,1H),5.2(d,J=7.4Hz,1H),5.1(b,1H),5.0(t,J=4.4Hz,1H),4.7(d,J=8.2Hz,1H),4.6(b,1H),4.4-4.2(dd,AB-type,J=8.6Hz,2H),4.1-4.0(m,1H),3.8(d,J=7.4Hz,1H),3.2-3.0(m,6H),2.9(b,1H),2.8-2.7(m,2H),2.3(s,3H,CH3),2.3-1.9(m,12H),1.9(s,1H),1.9-1.8(m,1H),1.65(s,3H),1.55(s,3H),1.5(s,3H),1.4(s,9H,t-Bu),1.3(s,3H),1.4-1.3(m,2H),1.3-1.2(m,2H).
实施例5
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(S)-(2-四氢吡咯-1-甲基)-吡咯烷代亚乙基]浆果赤霉素III
使用上述第七步中所得到的化合物H作原料,按照本发明实施例1所述相同方式进行该原料与(S)-(+)-1-(2-四氢吡咯甲基)吡咯的反应,则得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(S)-(2-四氢吡咯-1-甲基)-吡咯烷代亚乙基]浆果赤霉素III M(0.457g,类白色固体)。产率:73.3%。
Rf=0.2(二氯甲烷∶甲醇∶三乙胺=40∶2∶0.25(V/V))。
MW=988,ESI-MS:[M+H]+=988.8
1H-NMR(CD3Cl3,400MHz):δ8.1(d,J=7.6Hz,2H),7.6(t,J=7.4Hz,1H),7.5-7.2(m,7H),6.1(b,1H),6.0(d,J=5.1Hz,1H),5.7-5.6(d,J=9.8Hz,1H),5.2(d,J=7.5Hz,1H),5.1(b,1H),5.0(t,J=4.5Hz,1H),4.6(b,1H),4.4-4.2(dd,AB-type,J=8.6Hz,2H),4.1-4.0(b,1H),3.8(d,J=7.0Hz,1H),3.3-3.2(m,2H),3.0-2.8(m,6H),2.8-2.6(m,2H),2.6-2.4(m,1H),2.4-2.3(dd,J=9.8Hz,J’=15.3Hz,1H),2.3(s,3H,CH3),2.3-2.0(m,4H),1.9(b,5H),1.9-1.7(m,4H),1.7(s,3H,CH3),1.6(m,5H),1.4(s,9H,t-Bu),1.4-1.3(t,2H),1.3(s,3H,CH3).
实施例6
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-(2-氟乙基)-甲氨基亚乙基]浆果赤霉素III
使用上述第七步中所得到的化合物H作原料,按照本发明实施例1所述相同方式进行该原料与2-氟-乙基-甲胺乙酸盐的反应,则得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-(2-氟乙基)-甲氨基亚乙基]浆果赤霉素III N(0.322g,类白色固体)。产率:56%。
Rf=0.17(正己烷∶二氯甲烷甲醇=10∶10∶1(V/V))。
MW=911,ESI-MS:[M+H]+=911.8
1H-NMR(CD3Cl3,400MHz):δ8.1(d,J=7.0Hz,2H),7.6(t,J=7.0Hz,1H),7.5-7.2(m,7H),6.1-6.0(m,2H),5.7(d,J=9Hz,1H),5.3(d,J=8Hz,1H),5.1(b,1H),5.0(b,1H),4.6(b,2H),4.5(t,J=5Hz,1H),4.4-4.2(dd,AB-type,J=8Hz,1H),4.1(b,1H),3.8(d,J=7Hz,1H),3.0-2.8(m,6H),2.5(s,3H,CH3),2.4(dd,J=9Hz,J’=15Hz,1H),2.3(s,3H,CH3),2.3-2.0(m,4H),1.9(b,1H),1.7(s,3H,CH3),1.6(s,3H,CH3),1.55(s,3H,CH3),1.4(s,9H,t-Bu),1.3(s,3H,CH3).
实施例7
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(R)-((2-四氢吡咯-1-甲基)-吡咯烷代亚乙基]浆果赤霉素III
使用上述第七步中所得到的化合物H作原料,按照本发明实施例1所述相同方式进行该原料与(R)-(+)-1-(2-四氢吡咯甲基)吡咯的反应,则得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(R)-((2-四氢吡咯-1-甲基)-吡咯烷代亚乙基]浆果赤霉素III O(0.362g,类白色固体)。产率:58%。
Rf=0.28(正己烷∶乙酸乙酯∶甲醇∶三乙胺=20∶20∶1∶1(V/V))。
MW=988,ESI-MS:[M+H]+=988.9
1H-NMR(CD3Cl3,400MHz):δ8.1(d,J=7.6Hz,2H),7.6(t,J=7.4Hz,1H),7.5-7.2(m,7H),6.1-6.0(m,2H),5.7-5.6(d,J=9.4Hz,1H),5.3(d,J=10.3Hz,1H),5.2(d,J=7.3Hz,1H),5.1(s,1H),5.0(dd,AB-type,J=3.4Hz,J’=6.4Hz,1H),4.7(b,1H),4.6(s,1H),4.4-4.3(dd,AB-type,J=8.6Hz,1H),4.2(b,1H),4.1(m,1H),3.8(d,J=7.3Hz,1H),3.3-3.2(m,2H),2.9(m,1H),2.8-2.4(m,1H),2.4-2.3(m,1H),2.3(s,3H,CH3),2.3-1.9(m,4H),1.9(s,1H),1.9-1.7(m,1H),1.7(s,3H,CH3),1.6(m,5H),1.4(s,9H,t-Bu),1.3(s,3H,CH3).
实施例8
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(4-吗啉)-哌啶代亚乙基]浆果赤霉素III
用上述第七步中所得到的化合物H作原料,按照本发明实施例1所述相同方式进行该原料与4-哌啶-4-基-吗啉的反应,则得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(4-吗啉)-哌啶代亚乙基]浆果赤霉素III P(0.47g,类白色固体)。产率:74.4%。
Rf=0.18(正己烷∶乙酸乙酯∶甲醇∶三乙胺=30∶10∶3∶2(V/V))。
MW=1004,ESI-MS:[M+H]+=1004.9。
1H-NMR(CD3Cl3,400MHz):δ8.1(d,J=7.5Hz,2H),7.6(t,J=7.4Hz,1H),7.5-7.2(m,7H),6.1-6.0(m,2H),5.6(d,J=9.8Hz,1H),5.3(d,J=6.6Hz,1H),5.2(d,J=6.3Hz,1H),5.1(b,2H),5.0(b,1H),4.7(d,J=8.2Hz,1H),4.6(b,1H),4.4-4.3(dd,AB-type,J=8.5Hz,2H),4.0(m,1H),3.8(d,J=7.2Hz,1H),3.8-3.7(m,4H),3.2-3.0(m,2H),2.9-2.8(m,1H),2.8-2.7(m,2H),2.6-2.5(m,4H),2.4-2.3(dd,J=9.8Hz,J’=15.3Hz,1H),2.3(s,3H,CH3),2.3-2.0(m,6H),1.9(b,1H),1.9-1.7(m,2H),1.7(s,3H,CH3),1.65(s,3H,CH3),1.55(s,3H,CH3),1.4(s,3H),1.3(s,9H,t-Bu).
实施例9
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(环丙基氨基)哌啶亚乙基]浆果赤霉素III
使用上述第七步中所得到的化合物H作原料,按照本发明实施例1所述相同方式进行该原料与环丙烷-哌啶-4-基-胺的反应,则得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-[2-N-(环丙基氨基)哌啶亚乙基]浆果赤霉素III Q(0.29g,白色固体)。产率:47%。
Rf=0.20(正己烷∶二氯甲烷∶乙酸乙酯∶甲醇=30∶10∶2∶3(V/V))。
MW=974,ESI-MS:[M+H]+=974.9。
1H-NMR(CD3Cl3,400MHz):δ8.1(d,J=7.3Hz,2H),7.6(t,J=7.3Hz,1H),7.5-7.2(m,7H),6.1-6.0(m,2H),5.6(d,J=9.8Hz,1H),5.3(d,J=7.5Hz,1H),5.2(d,J=6.4Hz,1H),5.1(b,1H),5.0(t,J=3.9Hz,1H),4.7(d,J=8.3Hz,1H),4.6(b,1H),4.4-4.2(dd,AB-type,J=18.5Hz,J’=9.8Hz,2H),4.2-4.1(m,1H),4.1-4.0(m,1H),3.8(d,J=7.2Hz,1H),3.1-2.7(m,5H),2.6-2.5(m,3H),2.4-2.3(dd,J=9.8Hz,J’=15.3Hz,1H),2.3(s,3H,CH3),2.3-1.9(m,9H),1.9-1.8(m,3H),1.6(s,3H,CH3),1.55(s,3H,CH3),1.5(s,3H,CH3),1.4(s,9H,t-Bu),1.3(s,3H,CH3).
实施例10
9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-吗啉代亚乙基)浆果赤霉素III
使用上述第七步中所得到的化合物H作原料,按照本发明实施例1所述相同方式进行该原料与吗啉的反应,则得到标题化合物9β-13-O-[(2R,3S)-3-(叔丁氧羰基氨基)-2-羟基-3-苯基丙酰基]-10-脱乙酰基-9-二氢-9,10-O-(2-吗啉代亚乙基)浆果赤霉素III R(0.517g,类白色固体)。产率:89%。
Rf=0.22(正己烷∶乙酸乙酯∶甲醇∶三乙胺=20∶20∶1∶1(V/V))。
MW=921,ESI-MS:[M+H]+=921.7
1H-NMR(CD3Cl3,400MHz):δ8.1(d,J=7.3Hz,2H),7.59(t,J=7.3Hz,1H),7.5-7.2(m,7H),6.1-6.0(m,2H),5.6(d,J=10.0Hz,1H),5.3(d,J=10.0Hz,1H),5.2(d,J=6.9Hz,1H),5.1(s,1H),5.0(t,J=3.9Hz,1H),4.7(d,J=8.3Hz,1H),4.6(s,1H),4.4(d,J=8.3Hz,1H),4.3(d,J=8.3Hz,1H),4.2-4.0(m,2H),3.9-3.6(m,5H),2.9(d,J=4.9,1H),2.8-2.7(dd,AB-type,J=18.4Hz,J’=4.4Hz,2H),2.7-2.5(m,4H),2.3(s,3H),2.5-1.9(m,4H),1.9(s,1H),1.65(s,3H),1.6(s,3H),1.4(s,9H),1.3(s,6H).
实验例1
SHR-110008,多西他赛对人非小细胞肺癌A549裸小鼠移植瘤的疗效实验动物:
动物种属:BALB/cA-nude裸小鼠
各组动物数:对照组9只,用药组5只
饲养环境:SPF级
实验步骤:
动物经1周适应后,皮下接种人肺癌细胞A549,待肿瘤生长100-300mm3后,将动物随机分组(d0)。给药剂量SHR-110008为10mg/kg,16mg/kg;多西他赛为12mg/kg,19mg/kg。静脉给药。给药时间SHR-110008 10mg/kg,多西他赛12mg/kg均为d0,d4,d8天,共3次;SHR-110008 16mg/kg,多西他赛19mg/kg为d0,d7给药,共2次。每周测2-3次瘤体积,称鼠重,记录数据。肿瘤体积(V)计算公式为:
V=1/2×a×b2 其中a、b分别表示长、宽。
结果:
表1.静脉注射(i.v)SHR-110008,多西他赛对人非小细胞肺癌A549裸小鼠移植瘤的疗效
组别 | 剂量(mg/kg) | 给药方案 | 动物数 | 去瘤后体重(克) | TVx±SD | RTVx+SD | T/C(%) | |||
d0 | dn | d0 | dn | d0 | dn | |||||
对照SHR-110008SHR-110008多西他赛多西他赛 | 10161219 | d0,4,8d0,7d0,4,8d0,7 | 95555 | 95555 | 17.518.418.017.617.7 | 16.216.916.614.113.0 | 140±15129±20143±38140±24134±19 | 3056±11161383±243612±3401149±627902±736 | 22.13±9.5110.81±1.794.41±2.438.65±5.837.13±6.00 | 48.8*19.9*39.1 *32.2* |
d0:分笼给药时间;dn:第1次给药后14天。*P<0.01vs对照
表2.静脉(i.v)SHR-110008,多西他赛均对人肺癌A549裸小鼠移植瘤的疗效(称重法计算抑瘤率)
组别 | 剂量(mg/kg) | 动物数 | 去瘤后体重(克) | 瘤重(克)x±SD | 抑瘤率(%) | ||
d0 | dn | ||||||
d0 | dn | ||||||
对照SHR-110008SHR-110008多西他赛多西他赛 | 10161219 | 95555 | 95555 | 17.518.418.017.617.7 | 16.216.916.614.113.0 | 2.59±1.011.59±0.570.67±0.231.25±0.711.09±0.73 | 38.6*74.1*51.7*57.9* |
d0:分笼给药时间;dn:第1次给药后14天。*P<0.01vs对照
结论:
参见表1和表2以及图1,在合适的给药方案下,SHR110008的疗效及毒性均优于多西他赛。
实验例2
Shr1021-47对人非小细胞肺癌A549裸小鼠移植瘤的疗效
实验动物:
动物种属:BALB/cA-nude裸小鼠
各组动物数:对照组12只,用药组6只
实验步骤:
细胞培养:体外培养人肺癌细胞A549,使细胞一直处于对数生长期。
移植:取制备好的细胞接种于裸小鼠皮下。
接种:在无菌条件下,将肿瘤瘤块接种于小鼠一侧腋下。
分组和剂量设置:裸小鼠移植瘤用游标卡尺测量直径,待肿瘤生长到100-250mm3后,将动物随机分组。Shr1021-47 8mg/kg,12mg/kg,16mg/kg;多西他赛12mg/kg。
给药途径和时间:静脉注射给药,Shr1021-47和多西他赛均为d0,d7给药,共2次。每周测2-3次瘤体积,称鼠重,记录数据。
评价标准:
肿瘤体积(V)计算公式为
V=1/2×a×b2
其中a、b分别表示长、宽。根据测量结果计算出相对肿瘤体积(relativetumor volume,RTV),公式为:
RTV=Vt/V0。
其中V0为分笼给药时(即d0)所测得的肿瘤体积;Vt为每次测量时的肿瘤体积。抗肿瘤活性指标为T/C(%),公式为:
T/C(%)=TRTV/CRTV×100
TRTV:治疗组RTV;CRTV:阴性对照RTV
结果:
表3.静脉注射Shr1021-47对人非小细胞肺癌A549裸小鼠移植瘤的疗效
组别 | 剂量(mg/kg) | 动物数d0dn | 去瘤后体重(克)d0 dn | TVx±SD | RTVx±SD | T/C(%) | |
d0 | dn | ||||||
对照Shr1021-47Shr1021-47Shr1021-47多西他赛 | 8121612 | 12126 66 66 66 6 | 18.716.918.716.618.516.320.717.120.715.6 | 181±29855168±21279198±47458178±45156±20749 | 2513±2047±1293±705±3601679± | 14.3±5.212.3±1.66.6±2.64.3±2.811.2±6.0 | 86.046.2*30.1*78.3 |
d0:分笼给药时间
dn:实际治疗疗效最佳的时间,本实验为第1次给药后14天
结论:
参见图2和表3,Shr1021-47明显抑制人肺癌A549裸小鼠移植瘤的生长;Shr1021-47虽然毒性较大,但小鼠对其能够较好地耐受;在本试验条件下,其疗效比多西他赛好。
Claims (15)
1.一种由下面通式表示的化合物或其盐:
其中:R1或R2表示氢原子、烷基、卤素取代的烷基、或者由R1、R2、N、O构成的如下结构
Z1表示氢原子、羟基、卤原子或C1-C3烷基;
Z2表示氢原子、羟基、卤原子或C1-C3烷基;
Z3表示C1-C6烷基、C2-C6链烯基、C3-C6环烷基、单环5或6节环的C6-C10芳基或C6-C10,其中的所述的烷基、链烯基、炔基、环烷基芳基和杂环基团具有一个或多于一个取代基,该取代基选自卤原子、羟基、羧基、C1-C3烷基、C1-C3烷氧基、苯基、氨基、C1-C3烷基氨基、C1-C3烷氧基羰基、C6-C10芳氧基羰基、酰基、酰氨基或者酰氧基;
Z4表示C1-C6烷基、C6-C10芳基或C1-C6烷氧基,其中所述的烷基、芳基和烷氧基具有一个或多于一个取代基,该取代基选自卤原子、羟基、羧基、C1-C3烷基、C1-C3烷氧基、苯基、氨基、C1-C3烷基氨基、C1-C3烷氧基羰基、C6-C10芳氧基羰基、酰基、酰氨基或者酰氧基。
2.根据权利要求1所述的化合物或其盐,其特征在于Z1和Z2是氟原子。
3.根据权利要求1所述的化合物或其盐,其特征在于Z1是羟基,Z2是氢原子。
4.根据权利要求1所述的化合物或其盐,其特征在于Z1是羟基,Z2是甲基。
5.根据权利要求1所述的化合物或其盐,其特征在于Z1是叔丁氧基。
7.根据权利要求1所述的化合物或其盐,其特征在于Z3是苯基。
8.根据权利要求1所述的化合物或其盐,其特征在于Z3是具有5节或6节环的单环或杂环基团。
9.根据权利要求1所述的化合物或其盐,其特征在于Z3是具有5节或6节环的单环并含有一个氧、氮或硫原子作为环结构构成原子的杂环基团。
10.根据权利权利要求1所述的化合物或其盐,其特征在于Z3是具有5节或6节环的单环并含有一个氧、氮或硫原子作为环结构构成原子的不饱和杂环基团。
11.根据权利要求1所述的化合物或其盐,其特征在于Z3是呋喃基、吡咯基或吡啶基。
12.根据权利要求1所述的化合物或其盐,其特征在于Z3是2-甲基-1-丙稀基。
13.根据权利要求1所述的化合物或其盐,其特征在于R1和R2是C1-C6烷基或氢原子。
16.权利要求1-13中任一权利要求所述新紫杉化合物或其盐在制备其单独或和其他药物联合使用的抗肿瘤疾病中的应用。
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CNB2006100012057A Expired - Fee Related CN100516067C (zh) | 2006-01-10 | 2006-01-10 | 具有抗肿瘤活性的紫杉酚衍生物 |
Country Status (13)
Country | Link |
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US (1) | US8362240B2 (zh) |
EP (1) | EP1980562A4 (zh) |
JP (1) | JP2009522380A (zh) |
KR (1) | KR20080094025A (zh) |
CN (1) | CN100516067C (zh) |
AU (1) | AU2007204520A1 (zh) |
BR (1) | BRPI0706384A2 (zh) |
CA (1) | CA2636211A1 (zh) |
MX (1) | MX2008008905A (zh) |
RU (1) | RU2419622C2 (zh) |
UA (1) | UA97237C2 (zh) |
WO (1) | WO2007079666A1 (zh) |
ZA (1) | ZA200805910B (zh) |
Families Citing this family (1)
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PE20250739A1 (es) | 2021-11-02 | 2025-03-10 | Flare Therapeutics Inc | Agonistas inversos del pparg y usos de los mismos |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
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RU2059631C1 (ru) * | 1991-11-29 | 1996-05-10 | Дзе Юниверсити оф Канзас | Производные таксола и фармацевтическая композиция, обладающая противоопухолевой активностью |
FR2698871B1 (fr) * | 1992-12-09 | 1995-02-24 | Rhone Poulenc Rorer Sa | Nouveau taxoïdes, leur préparation et les compositions pharmaceutiques qui les contiennent. |
WO1994020088A1 (en) | 1993-03-05 | 1994-09-15 | Florida State University | C9 taxane derivatives and pharmaceutical compositions containing them |
US5475011A (en) * | 1993-03-26 | 1995-12-12 | The Research Foundation Of State University Of New York | Anti-tumor compounds, pharmaceutical compositions, methods for preparation thereof and for treatment |
KR100380875B1 (ko) * | 1995-04-28 | 2003-10-10 | 다이이찌 세이야꾸 가부시기가이샤 | 펜타사이클릭화합물 |
TW527183B (en) * | 1996-06-06 | 2003-04-11 | Daiichi Seiyaku Co | Drug complex |
WO2001027115A1 (fr) * | 1999-10-15 | 2001-04-19 | Daiichi Pharmaceutical Co., Ltd. | Composes pentacycliques au taxane |
US6677456B2 (en) * | 1999-10-15 | 2004-01-13 | Daiichi Pharmaceutical Co., Ltd. | Pentacyclic taxan compound |
ATE349439T1 (de) * | 2000-06-22 | 2007-01-15 | Pharmos Corp | Neue nicht psychotropische cannabinoide |
WO2004064728A2 (en) * | 2003-01-16 | 2004-08-05 | Paratek Pharmaceuticals, Inc. | Use of specific tetracycline compounds in therapy |
-
2006
- 2006-01-10 CN CNB2006100012057A patent/CN100516067C/zh not_active Expired - Fee Related
-
2007
- 2007-01-05 CA CA002636211A patent/CA2636211A1/en not_active Abandoned
- 2007-01-05 MX MX2008008905A patent/MX2008008905A/es unknown
- 2007-01-05 BR BRPI0706384-9A patent/BRPI0706384A2/pt not_active IP Right Cessation
- 2007-01-05 WO PCT/CN2007/000022 patent/WO2007079666A1/zh active Application Filing
- 2007-01-05 JP JP2008549744A patent/JP2009522380A/ja active Pending
- 2007-01-05 US US12/160,456 patent/US8362240B2/en not_active Expired - Fee Related
- 2007-01-05 RU RU2008132871/04A patent/RU2419622C2/ru not_active IP Right Cessation
- 2007-01-05 AU AU2007204520A patent/AU2007204520A1/en not_active Abandoned
- 2007-01-05 EP EP07701954A patent/EP1980562A4/en not_active Withdrawn
- 2007-01-05 KR KR1020087019233A patent/KR20080094025A/ko not_active Ceased
- 2007-01-05 UA UAA200810233A patent/UA97237C2/ru unknown
- 2007-01-05 ZA ZA200805910A patent/ZA200805910B/xx unknown
Also Published As
Publication number | Publication date |
---|---|
EP1980562A1 (en) | 2008-10-15 |
UA97237C2 (ru) | 2012-01-25 |
ZA200805910B (en) | 2009-10-28 |
EP1980562A4 (en) | 2010-10-27 |
BRPI0706384A2 (pt) | 2011-03-22 |
US8362240B2 (en) | 2013-01-29 |
RU2419622C2 (ru) | 2011-05-27 |
AU2007204520A2 (en) | 2008-09-25 |
WO2007079666A1 (fr) | 2007-07-19 |
MX2008008905A (es) | 2008-10-03 |
AU2007204520A1 (en) | 2007-07-19 |
CN100516067C (zh) | 2009-07-22 |
JP2009522380A (ja) | 2009-06-11 |
CA2636211A1 (en) | 2007-07-19 |
KR20080094025A (ko) | 2008-10-22 |
RU2008132871A (ru) | 2010-02-20 |
US20100168420A1 (en) | 2010-07-01 |
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