CN102617573B - 9-取代三氮唑并萘酰亚胺衍生物及其制备方法和用途 - Google Patents
9-取代三氮唑并萘酰亚胺衍生物及其制备方法和用途 Download PDFInfo
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- CN102617573B CN102617573B CN201210043814.4A CN201210043814A CN102617573B CN 102617573 B CN102617573 B CN 102617573B CN 201210043814 A CN201210043814 A CN 201210043814A CN 102617573 B CN102617573 B CN 102617573B
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- Prior art keywords
- dimethylaminoethyl
- compound
- benzo
- isoquinoline
- diketone
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910052739 hydrogen Inorganic materials 0.000 claims description 7
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Abstract
本发明公开了一类9-取代的三氮唑并萘酰亚胺衍生物,即式(I)化合物,其具有良好的抗肿瘤活性,各个基团的定义详见说明书。此外,本发明还公开了该衍生物的制备方法以及含有该衍生物的药物组合物。
Description
技术领域
本发明涉及药物化学领域,更具体地说,涉及一种新的杂环并萘酰亚胺衍生物及其制备方法和用途。
背景技术
萘酰亚胺类化合物作为抗肿瘤药物研发始于1973年,Brana课题组结合4种抗肿瘤化合物的结构特点,设计并合成了第一系列萘酰亚胺类化合物[Brana M.F.,Castellano J.M.,Roldan C.M.,et al.,Cancer ChemotherPharmacol,1980,4,61-66]。
经过近40年的研究,萘酰亚胺类化合物已经成为抗肿瘤药物的重要类别,有多个化合物进入临床研究:胺萘非特(amonafide)、米托萘胺(mitonafide)、依利萘法德(elinafide)、双萘法德(bisnafide)、ethonafide[M.F.Brana,A.Ramos,Naphthalimides as Anticancer Agents:Synthesis andBiological ActiVity,Curr.Med.Chem.-Anti-CancerAgents,1(2001)237-255],[M.F.Brana,J.M.Castellano,C.M.Roldan,A.Santos,D.Vazquez,A.Jimenez,Synthesis and mode(s)of action of a new series of imide derivatives of3-nitro-1,8naphthalic acid,Cancer Chemother Pharmacol.,4(1980)61-66],[Diaz-Rubio E.,Martin M.,Lopez-Vege J.M.,etal.,Invest.New Drugs,1994,12,277-281.],[Malviya V.K.,Liu P.Y.,Alberrs D.S.,et al.,Am.J.Clin.Oncol.,1992,15,41-44.],[Bousquet P.F.,Cancer Res.,1995,55,1176-1180.],[A.Pain,S.Samanta,S.Dutta,A.K.Saxena,M.Shanmugavel,H.Kampasi,G.N.Qazi,U.Sanyal,Evaluation of naphthalmustine,a nitrogen mustard derivative ofnaphthalimide as a rationally-designed anticancer agent,J.Exp.Clin.CancerRes.,22(2003)411-418]。
萘酰亚胺类化合物属于DNA嵌入剂,大部分同时也作用于拓扑异构酶,具有广谱、高效的抗肿瘤活性。其与DNA的作用原理是化合物的发色团嵌入DNA碱基对之间,通过π-堆积力、范德华力、水合力、静电力等相互作用,与上下两个碱基对形成紧密堆积。化合物发色团的共轭平面越大,与碱基的结合能力越强。因此Remers研究组以蒽环代替萘环,得到了azonafide等一系列具有更大共轭平面的化合物,细胞毒性明显高于amonafide(提高近100倍)[Sami S.M.,Dorr R.T.,Solyom A.M.,et al.,J.Med.Chem.,1993,36,765-770.],[Sami S.M.,Dorr R.T.,Solyom A.M.,et al.,J.Med.Chem.,1995,38,983-993.]。
随后,萘酰亚胺的并环改造成为提高化合物活性的重要途径。通过在萘酰亚胺母体结构上引入不同芳环或芳杂环,如咪唑、吡嗪、呋喃、含硫/含氧芳杂环等,增加萘环的共轭芳平面,影响整个放缓的静电性及电荷分布,从而影响化合物与DNA碱基的结合能力,从而优化其抗肿瘤活性。[Miguel F.Brana,et al.,J Med.Chem.,2002,45,5813-5816.],[Miguel F.Brana,et al.,J. Med.Chem.,2004,47,1391-1399.],[Z.Li,Q.Yang,X.Qian,Novel thiazonaphthalimides as efficient antitumor and DNA photocleavingagents:effects of intercalation,side chains,and substituent groups,Bioorg.Med.Chem.,13(2005)4864-4870],[Li F.,etal.,Bioorg.Med.Chem.,2007,15,5114-5121.].
本研究小组首次发现并引入三氮唑环可以显著提高其抗肿瘤活性[S.Li,W.Zhong,Z.Li,X.Meng,Unprecedented synthesis,in vitro and in vivoanticancer evaluation of novel triazolonaphthalimide derivatives,Eur.J.Med.Chem.2012,47,546-552.]。
总之,萘酰亚胺类化合物作为一类重要的抗肿瘤药物,具有高效广谱的抗肿瘤活性,同时相比于其他抗肿瘤药物,具有抗多药耐药性的优势。因而对萘酰亚胺类化合物进行进一步研究,设计合成具有更高抗肿瘤活性、毒副作用小的衍生物,对于发展新的抗肿瘤药具有重要意义。
发明内容
本发明采用萘二甲酸酐为主要原料,从而制备出一系列具有更佳抗肿瘤活性的9-取代三氮唑并萘酰亚胺类衍生物。
本发明的目的是提供新的9-取代三氮唑并萘酰亚胺衍生物。
本发明的另一个目的是提供上述衍生物的制备方法。
本发明的另一个目的是提供上述衍生物的用途。
本发明的第四个目的是提供含有上述衍生物的药物组合物。
具体地说,本发明是通过如下技术方案而实施:
一方面,本发明提供了新的9-取代三氮唑并萘酰亚胺衍生物,即式(I)化合物,或其药学上可接受的加成酸盐或溶剂化物:
其中,X1选自C1-C4烷基、C1-C4烷氧基、或者-NR4R5,优选地为-NR4R5;
这里,-NR4R5即为
R1选自氢、或C1-C4的烷基,为氢、甲基、乙基、正丙基、异丙基、正丁基、异丁基、或叔丁基,更优选地为氢;
R2选自氢、C1-C4的烷基、取代的C1-C4烷基、或芳基或取代的芳基,这里,所述取代的C1-C4烷基是指被羟基、氨基、伯胺基或者仲胺基中的一个或多个所取代,例如2-羟乙基、3-羟丙基、N,N-二甲基氨乙基或者N,N-二甲基氨丙基;优选地,R2为C1-C4的烷基、2-羟乙基、3-羟丙基、N,N-二甲基氨乙基或者N,N-二甲基氨丙基,更优选地为甲基、N,N-二甲基氨乙基、或者N,N-二甲基氨丙基;所述的芳基可选自苯基等;
R3选自卤素、硝基、氨基、伯胺基、仲胺基、或酰胺基,这里,所述的卤素选自氟、氯、溴、或碘;所述的伯胺基或仲胺基是氨基上氢被一个或者两个相同或不同的C1-C4烷基所取代;所述酰胺基是指C1至C6烷酰氨基,例如甲酰胺基、乙酰胺基等;优选地为硝基、氨基、氯、或甲酰胺基;
R4和R5各自独立地选自C1-C4的烷基或取代的C1-C4烷基,优选地,为C1-C4的烷基,更优选地为甲基;
m选自0至4的整数,优选地为0、1、或2。
在本发明所提供的新的9-取代三氮唑并萘酰亚胺衍生物中,所述的C1-C4的烷基是指甲基、乙基、正丙基、异丙基、正丁基、异丁基、或叔丁基;所述的C1-C4的烷氧基是指甲氧基、乙氧基、正丙氧基、异丙氧基、正丁氧基、异丁氧基、或叔丁氧基。
在本发明所提供的新的9-取代三氮唑并萘酰亚胺衍生物中,所述的药学上可接受的加成酸盐选自无机酸盐或有机酸盐;所述的无机酸盐选自氢卤酸盐(如盐酸盐、氢溴酸盐、或氢碘酸盐等)、硫酸盐、硫酸氢盐、或磷酸盐等,优选地为盐酸盐;所述的有机酸盐选自甲磺酸盐、苯磺酸盐、对甲苯磺酸盐、马来酸盐、富马酸盐、琥珀酸盐、枸橼酸盐、或苹果酸盐等。所述溶剂化物,可选自水合物等。
优选地,本发明提供了式(II)化合物:
其中,取代基R1、R2、R3、R4和R5,以及m的定义如式(I)中所定义的。
特别优选地,本发明提供了下列化合物:
5-(2-二甲氨基乙基)-10-甲基-2-硝基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮(化合物5a);
5,10-二(2-二甲氨基乙基)-2-硝基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮(化合物5b);
5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-2-硝基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮(化合物5c);
N-[5-(2-二甲氨基乙基)-10-甲基-4,6-二氧代-4,5,6,10四氢苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-2-基]甲酰胺(化合物6a);
N-[5,10-二(2-二甲氨基乙基)-4,6-二氧代-4,5,6,10四氢苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-2-基]甲酰胺(化合物6b);
N-[5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-4,6-二氧代-4,5,6,10四氢苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-2-基]甲酰胺(化合物6c);
2-氨基-5-(2-二甲氨基乙基)-10-甲基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮(化合物7a);
2-氨基-5,10-二(2-二甲氨基乙基)-苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮(化合物7b);
2-氨基-5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮(化合物7c);
2-氯-5-(2-二甲氨基乙基)-10-甲基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮(化合物8a);
2-氯-5,10-二(2-二甲氨基乙基)苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮(化合物8b);或
2-氯-5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮(化合物8c)。
此外,本发明还提供了上述9-取代三氮唑并萘酰亚胺衍生物的制备方法,其包括如下步骤:
式VIII化合物(合成方法参见:S.Li,W.Zhong,Z.Li,X.Meng,Unprecedented synthesis,in vitro and in vivo anticancer evaluation of noveltriazolonaphthalimide derivatives,Eur.J.Med.Chem.2012,47,546-552.)经硝化得到式(IX)化合物;
这里,式(VIII)和(IX)中R1、R2、X1和m的定义如式(I)化合物;
任选地,进一步包括式IX化合物经还原、酰化得到式(X)化合物;
这里,式(X)化合物中取代基R3的定义是酰胺基,所述酰胺基是指C1至C6烷酰氨基,例如甲酰胺基、乙酰胺基等;
或者,任选地,进一步地包括式IX化合物经还原、烷基化(即氨基烷基化)得到式(XI)化合物;
这里,式XI化合物中取代基R3为伯胺基或仲胺基,所述的伯胺基或仲胺基是氨基上氢被一个或者两个相同或不同的C1-C4烷基所取代;
或者,任选地,进一步地包括式IX化合物经还原、卤素取代(其方法参见:Direct conversion of aryl amines to aryl halides:M.P.Doyle,J.Org.Chem.42,2426(1977))得到式(XII)化合物;
这里,式XII化合物中取代基R3是卤素,如Cl、F、Br、I。
上述步骤中的化合物中取代基X1、R1、R2、m的定义如在本发明所提供的上述式(I)化合物中所定义的。
本发明提供的上述合成方法,其中,式(VIII)化合物的制备可参考现有技术制备,例如Kiss R.et al.2,2,2-Trichloro-N-({2-[2-(dimethylamino)ethyl]-1,3-dioxo-2,3-dihydro-l H-benzo[de]isoquinolin-5-yl}carbamoyl)acetamide(UNB S3157),a Novel Nonhematotoxic Naphthalimide Derivative withPotent Antitumor Activity J.Med.Chem.2007,50,4122-4134;或S.Li,W.Zhong,Z.Li,X.Meng,Unprecedented synthesis,in vitro and in vivoanticancer evaluation of novel triazolonaphthalimide derivatives,Eur.J.Med.Chem.2012,47,546-552.,也可以通过下列方法制备:
(1)以萘二甲酸酐式(IV)化合物为起始原料,发生硝化反应,得到式(V)化合物;
(2)式(V)化合物与胺反应,得到式(VI)化合物;
(3)式(VI)化合物还原,得到式(VII)化合物
(4)式(VII)化合物在亚硝酰四氟化硼的作用下,与胺反应得到式(VIII)化合物
例如,对于本发明所提供的化合物制备方法,具体地说,是以萘二甲酸酐为原料,在硝酸/浓硫酸的条件下发生硝化反应,将硝基还原后再与胺链缩合引入酰亚胺侧链;产物与亚硝酰四氟化硼预处理后,再加入胺,即得到萘骈三氮唑的产物。
萘二甲酸酐溶于浓硫酸中,加入一当量的硝酸即得单硝基化的产物1;化合物1在浓盐酸中用氯化亚锡就可以将硝基还原为氨基。
化合物2与N,N-二甲基乙二胺在乙醇中回流即得到缩合产物3。
化合物3和亚硝酰四氟化硼在冰浴下预处理后,再加入胺,得到分子内环合的三氮唑产物4a-c。
化合物4a-c在硝酸/浓硫酸作用下,得到硝化产物5a-c。
化合物5a-c在经Pd/C、HCOOH作用得到产物6a-c。
化合物5a-c在经Pd/C还原得到氨基产物7a-c。
化合物7a-c和亚硝酰四氟化硼在冰浴下预处理后,再与CuCl反应得到产物8a-c(方法参见:Direct conversion of aryl amines to aryl halides:M.P.Doyle,J.Org.Chem.42,2426(1977))。
另一方面,本发明提供了上述新的9-取代三氮唑并萘酰亚胺衍生物作为抗肿瘤化合物的用途。体外肿瘤细胞抑制活性试验表明5~8a-c对多种肿瘤细胞具有明显的抑制活性,并且优于相应地9位未取代的化合物。
本发明还提供了包含上述新的9-取代三氮唑并萘酰亚胺衍生物的药物组合物。在药物组合物中含有效成分的合适范围从1.0毫克到500毫克每单位;在这些药物组合物里,通常有效成分的总质量占所有成分总质量的0.5-95%。有效成分可以通过口服以固体剂型的形式,如胶囊,片剂,粉剂,或者以液体剂型形式,如糖浆,混悬液,也可以采用注射灭菌的液体剂型。
具体实施方式
实施例1
化合物5a{5-(2-二甲氨基乙基)-10-甲基-2-硝基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮}
将化合物4a(100mg,0.27mmol)用1mL浓硫酸溶解,再加入65%硝酸(4eq),80℃反应5h;将反应液稀释后,分批加入Na2CO3至pH=8,用CH2Cl2萃取三次,合并有机层,浓缩后柱层析纯化(二氯甲烷/甲醇),得淡黄色固体,产率:58%。1H NMR(400MHz,CDCl3)δ9.55(d,J=2.1Hz,1H),9.50(d,J=2.1Hz,1H),9.40(s,1H),4.89(s,3H),4.38(t,J=6.7Hz,2H),2.70(t,J=6.7Hz,2H),2.35(s,6H).13C NMR(101MHz,CDCl3)δ=162.45,146.64,144.81,132.58,130.78,129.51,126.00,124.57,122.38,120.45,118.77,57.03,45.94(2C),39.08,38.32.HR-ESI-MS:Calcd for C17H16N6O4[M+1]+:369.1233;Found:369.1309.
实施例2
化合物5b{5,10-二(2-二甲氨基乙基)-2-硝基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮}
操作同上,产率:72%。1H NMR(400MHz,CDCl3)δ9.75(d,J=2.2Hz,1H),9.49(d,J=2.1Hz,1H),9.39(s,1H),5.28(t,J=6.5Hz,2H),4.38(t,J=6.7Hz,2H),3.10(t,J=6.5Hz,2H),2.70(t,J=6.7Hz,2H),2.38(s,6H),2.35(s,6H).13C NMR(101MHz,CDCl3)δ=162.60,162.32,146.40,144.58,132.31,130.67,129.42,125.71,124.35,122.87,120.19,118.55,58.39,56.89,49.93,45.94(2C),45.82(2C),38.91.HR-ESI-MS:Calcd for C20H23N7O4[M+1]+:426.1812;Found:426.1882
实施例3
化合物5c{5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-2-硝基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮}
操作同上,产率:68%。1H NMR(400MHz,CDCl3)δ9.88(d,J=2.1Hz,1H),9.48(d,J=2.1Hz,1H),9.39(s,1H),5.27(t,J=6.4Hz,2H),4.39(t,J=6.7Hz,2H),2.71(t,J=6.7Hz,2H),2.37(m,10H),2.21(s,6H).13C NMR(101MHz,CDCl3)δ=162.63,162.35,146.36,144.36,132.24,130.67,129.36,125.50,124.29,123.39,120.12,118.46,56.84,55.30,48.90,45.74(2C),45.17(2C),38.83,27.93.HR-ESI-MS:Calcd for C21H25N7O4[M+1]+:440.1968;Found:426.2038
实施例4
化合物6a{N-[5-(2-二甲氨基乙基)-10-甲基-4,6-二氧代-4,5,6,10四氢苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-2-基]甲酰胺}
将化合物5a(100mg,0.27mmol)用2mL甲酸溶解,加入20mg钯碳,100℃回流过夜;反应液蒸干除去甲酸,再用NaHCO3饱和溶液洗涤,至溶液浑浊;用CH2Cl2萃取三遍,合并浓缩后柱层析(二氯甲烷:甲醇=15:1),得黄白色固体,产率:94%。1H NMR(400MHz,CD3OD)δ9.52(s,1H),8.87(s,1H),8.50(m,2H),7.70(s,1H),4.73(s,3H),4.33(t,J=6.8Hz,2H),2.77(t,J=6.9Hz,2H),2.42(s,6H).HR-ESI-MS:Calcd for C18H18N6O3[M+1]+:367.1440;Found:367.1513
实施例5
化合物6b{N-[5,10-二(2-二甲氨基乙基)-4,6-二氧代-4,5,6,10四氢苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-2-基]甲酰胺}
操作同上,产率:94%。1H NMR(400MHz,CD3OD/CDCl3)δ9.38(d,J=1.9Hz,1H),8.78(s,1H),8.52(s,1H),8.36(d,J=1.9Hz,1H),5.16(t,J=6.9Hz,2H),4.25(t,J=7.0Hz,2H),3.10(t,J=6.9Hz,2H),2.70(t,J=7.0Hz,2H),2.41(s,6H),2.39(s,6H).13C NMR(101MHz,CD3OD/CDCl3)δ=164.83,164.79,162.31,145.19,139.44,132.76,125.67,125.21,124.57,123.44,121.46,120.46,118.03,58.72,57.76,49.97,46.22(2C),46.20(2C),39.19.HR-ESI-MS:Calcd for C21H25N7O3[M+1]+:424.2019;Found:424.2085
实施例6
化合物6c{N-[5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-4,6-二氧代-4,5,6,10四氢苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-2-基]甲酰胺}
操作同上,产率:84%。1H NM[R(400MHz,CDCl3/CD3OD)δ9.63(s,1H),9.05(s,1H),8.54(s,1H),8.47(s,1H),5.15(t,J=6.4Hz,2H),4.36(t,J=6.7Hz,2H),2.74(t,J=6.7Hz,2H),2.60(t,J=6.7Hz,2H),2.41(s,6H),2.32(m,8H).13C NMR(101MHz,CDCl3/CD3OD)δ=163.22,163.18,160.64,143.59,137.86,130.96,123.94,123.51,123.06,121.70,119.80,118.85,116.50,56.12,55.40,48.72,44.69(2C),44.39(2C),37.58,26.74.HR-ESI-MS:Calcd forC22H27N7O3[M+1]+:438.2175;Found:438.2247
实施例7
化合物7a{2-氨基-5-(2-二甲氨基乙基)-10-甲基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮}
化合物5a(150mg,0.4mmol)溶于10mL乙醇中,依次加入三乙胺(4.4eq)、甲酸(4.2eq)、钯碳20mg,80℃回流2h,反应液出现结晶;反应液冷却后过滤,滤渣用乙醚洗两遍,再用CH2Cl2/MeOH溶解,再过滤除去钯碳。蒸干滤液后用乙醇重结晶,得黄色固体,产率:65%。1H NMR(400MHz,DMSO/CD3OD)δ8.24(s,1H),7.75(s,1H),7.71(s,1H),4.53(s,3H),4.11(t,J=6.8Hz,2H),2.71(t,J=6.8Hz,2H),2.38(m,6H).13C NMR(101MHz,DMSO/CD3OD)δ=163.44,163.21,148.92,143.17,130.74,123.40,120.41,119.65,118.30,117.97,117.86,108.59,56.21,45.08(2C),37.63,37.52.HR-ESI-MS:Calcd for C17H18N6O2[M+1]+:339.1491;Found:339.1564
实施例8
化合物7b{2-氨基-5,10-二(2-二甲氨基乙基)-苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮}
操作同上,产率:84%。1H NMR(400MHz,CDCl3)δ8.91(s,1H),8.01(d,J=2.1Hz,1H),7.62(d,J=2.1Hz,1H),5.02(t,J=6.8Hz,2H),4.55(br.s,2H),4.33(t,J=6.8Hz,2H),2.94(t,J=6.9Hz,2H),2.70(t,J=6.9Hz,2H),2.38(s,12H).13C NMR(101MHz,CDCl3/CD3OD)δ=164.16,163.88,148.45,143.85,130.55,124.17,120.38,120.10,119.65,119.60,119.29,108.74,57.35,56.32,48.59,45.17(2C),44.99(2C),37.72.HR-ESI-MS:Calcd for C20H25N7O2[M+1]+:396.2070;Found:396.2137
实施例9
化合物7c{2-氨基-5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮}
操作同上,产率:95%。1H NMR(400MHz,CDCl3/CD3OD)δ8.63(s,1H),8.01(d,J=2.1Hz,1H),7.74(d,J=2.1Hz,1H),5.02(t,J=6.8Hz,2H),4.28(t,J=6.8Hz,2H),2.69(t,J=6.7Hz,2H),2.51(d,J=6.7Hz,2H),2.34(m,14H).13C NMR(101MHz,CDCl3/CD3OD)δ=163.93,163.69,148.27,143.57,130.30,123.84,120.07,120.03,119.34,119.21,119.05,108.88,56.15,55.78,48.64,44.80(2C),44.68(2C),37.54,26.96.
实施例10
化合物8a{2-氯-5-(2-二甲氨基乙基)-10-甲基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮}
将化合物7a(100mg,0.30mmol)溶于1mL乙腈中,-5℃预冷却5min后加入亚硝酰四氟化硼(4eq),0.5h后移至室温,加入CuCl(10eq),反应过夜。反应液用Na2CO3饱和溶液洗涤至碱性,二氯甲烷萃取三遍后,合并有机层浓缩柱层析(二氯甲烷∶甲醇=15∶1),得黄绿色固体,产率:45%。1H NMR(400MHz,CDCl3)δ9.16(s,1H),8.66(d,J=1.8Hz,1H),8.60(d,J=1.7Hz,1H),4.76(s,3H),4.33(t,J=6.8Hz,2H),2.67(t,J=6.8Hz,2H),2.34(s,6H).13C NMR(101MHz,CDCl3)δ=163.59,163.37,144.97,135.09,131.65,131.47,126.90,126.60,126.49,126.01,120.73,120.31,57.42,46.29(2C),39.23,38.54.HR-ESI-MS:Calcd for C17H16ClN5O2[M+1]+:358.0992;Found:358.1065
实施例11
化合物8b{2-氯-5,10-二(2-二甲氨基乙基)苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮}
操作同上,产率:48%。1H NM[R(400MHz,CDCl3)δ9.20(s,1H),8.70(d,J=2.0Hz,1H),8.68(d,J=2.0Hz,1H),5.17(t,J=6.9Hz,2H),4.35(t,J=6.8Hz,2H),3.02(t,J=6.9Hz,2H),2.68(t,J=6.7Hz,2H),2.39(s,6H),2.35(s,6H).13C NMR(101MHz,CDCl3)δ=163.33,163.16,144.66,134.77,131.12,131.07,127.07,126.40,126.32,125.69,120.41,119.85,58.19,57.08,49.79,46.00(2C),45.96(2C),38.84.HR-ESI-MS:Calcd for C20H23ClN6O2[M+1]+:415.1571;Found:415.1642
实施例12
化合物8c{2-氯-5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮}
操作同上,产率:38%。1H NMR(400MHz,CDCl3/CD3OD)δ9.17(s,1H),8.87(s,1H),8.68(s,1H),5.19(t,J=6.3 Hz,2H),4.37(t,J=6.3Hz,2H),2.78(br.s,2H),2.39(m,16H).13C NMR(101MHz,CDCl3/CD3OD)δ=163.21,163.01,144.07,134.68,130.80(2C),127.33,126.09,125.48,125.18,120.26,119.68,56.30,55.67,48.93,44.87(4C),38.03,27.13.HR-ESI-MS:Calcd forC21H25ClN6O2[M+1]+:429.1728;Found:429.1797
实施例13
片剂
大量片剂可以通过传统制备方法制备,单位剂量如下:100mg本发明实施例制备的化合物,0.2mg滑石粉,5mg硬脂酸镁,275mg微晶纤维素,98.8mg乳糖,11mg淀粉。采用适当的包衣提高可口性或者达到缓释的目的。
实施例14
注射剂
通过肠外给药的注射剂通过如下方法制备:搅拌1.5%(质量)的本发明实施例制备的化合物和10%(体积)的丙二醇/水,往所得溶液中加入氯化钠配成等渗液并且灭菌。
实施例15
胶囊剂
大量的单位胶囊制备通过填充标准两块硬胶囊,每块含有100mg本发明实施例制备的化合物,175mg乳糖,24mg滑石粉,6mg硬脂酸镁。
试验例
体外抗肿瘤活性测定实验
实验材料与方法
采用四氮哇盐(micocrultuertetrozolium,MTT)还原法对化合物7c进行体外肿瘤细胞抑制活性实验,阳性对照药为amonafide,肿瘤株选用PC3(前列腺癌)、U87MG(恶性胶质细胞癌)、SK-OV-3(卵巢癌)、HepG2(肝癌)和HCT116(结肠癌)。
实验方法:体外培养人肿瘤细胞PC3、U87MG、SK-OV-3、HepG2、HCT116,细胞生长至对数生长期后,收集细胞,1000rpm离心5分钟,弃上清,适量培养基悬浮,调整细胞浓度至3.5×104/mL。将细胞悬液接种到96孔细胞培养板中,每孔100μL,放置细胞培养箱(37℃,5%CO2)中培养24h后,加入待测药物,阴性对照组加入终浓度为0.5%DMSO培养基,各组均设3个复孔。培养箱中培养72h后,每孔加入5mg/ml的MTT20μL,37℃放置3h。每孔加入150μL DMSO,37℃摇床振荡5min,492nm/620nm测吸光度(OD)。运用Prism Graphpad统计软件计算IC50值。
实验结果:
Claims (5)
1.一种三氮唑并萘酰亚胺衍生物,即式(I)化合物,或其药学上可接受的加成酸盐:
其中,X1为-NR4R5,R4和R5各自独立地为甲基;
R1为氢;R2为C1-C4的烷基、2-羟乙基、3-羟丙基、N,N-二甲基氨乙基或者N,N-二甲基氨丙基;R3为硝基、氨基、氯、或甲酰胺基;
m为0。
2.根据权利要求1所述的化合物,其选自下列化合物中的一个:
5-(2-二甲氨基乙基)-10-甲基-2-硝基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮;
5,10-二(2-二甲氨基乙基)-2-硝基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮;
5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-2-硝基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮;
N-[5-(2-二甲氨基乙基)-10-甲基-4,6-二氧代-4,5,6,10四氢苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-2-基]甲酰胺;
N-[5,10-二(2-二甲氨基乙基)-4,6-二氧代-4,5,6,10四氢苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-2-基]甲酰胺;
N-[5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-4,6-二氧代-4,5,6,10四氢苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-2-基]甲酰胺;
2-氨基-5-(2-二甲氨基乙基)-10-甲基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮;
2-氨基-5,10-二(2-二甲氨基乙基)-苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮;
2-氨基-5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮;
2-氯-5-(2-二甲氨基乙基)-10-甲基苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮;
2-氯-5,10-二(2-二甲氨基乙基)苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮;或
2-氯-5-(2-二甲氨基乙基)-10-(3-二甲氨基丙基)-苯并[de][1,2,3]三氮唑并[4,5-g]异喹啉-4,6(5H,10H)-二酮。
3.权利要求1所述化合物的制备方法,其包括如下步骤:
式VIII化合物经硝化得到式(IX)化合物;
这里,式(VIII)和(IX)中R1、R2、X1和m的定义如权利要求1中所定义的。
4.一种包含权利要求1或2中任一权利要求所述化合物的药物组合物。
5.权利要求1或2中任一权利要求所述化合物或者权利要求4所述药物组合物在制备抗肿瘤药物中的应用。
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CN101575315A (zh) * | 2009-06-09 | 2009-11-11 | 北京大学 | 一种新的萘酰亚胺衍生物及其制备方法和用途 |
CN102234506A (zh) * | 2010-04-23 | 2011-11-09 | 华东理工大学 | 1,8-萘酰亚胺类衍生物的用途 |
CN102304128A (zh) * | 2011-07-01 | 2012-01-04 | 北京大学 | 杂环并萘酰亚胺衍生物及其制备方法和用途 |
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WO2004101570A1 (fr) * | 2003-04-30 | 2004-11-25 | East China University Of Science And Technology | Derives de naphthoylimide contenant du soufre |
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CN1824665A (zh) * | 2006-04-03 | 2006-08-30 | 大连理工大学 | 芳杂环基咪唑并萘酰亚胺类化合物及其应用 |
CN101575315A (zh) * | 2009-06-09 | 2009-11-11 | 北京大学 | 一种新的萘酰亚胺衍生物及其制备方法和用途 |
CN102234506A (zh) * | 2010-04-23 | 2011-11-09 | 华东理工大学 | 1,8-萘酰亚胺类衍生物的用途 |
CN102304128A (zh) * | 2011-07-01 | 2012-01-04 | 北京大学 | 杂环并萘酰亚胺衍生物及其制备方法和用途 |
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