CN102964387B - 一种有机金属钌离子对化合物及其制备方法和用途 - Google Patents

一种有机金属钌离子对化合物及其制备方法和用途 Download PDF

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CN102964387B
CN102964387B CN201210510942.5A CN201210510942A CN102964387B CN 102964387 B CN102964387 B CN 102964387B CN 201210510942 A CN201210510942 A CN 201210510942A CN 102964387 B CN102964387 B CN 102964387B
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CN102964387A (zh
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苏炜
李培源
周泉
黄初升
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Guangxi Teachers College
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Abstract

本发明公开了一种有机金属钌离子对化合物及其制备方法和用途。双核有机金属钌化合物的化学名称为二氯化二对羟基苯甲醛缩氨基硫脲二甲基异丙基苯合二钌(II);其制备方法步骤如下:1)将RuCl3·xH2O和γ-松油烯溶于乙醇反应得到产物A。2)氨基硫脲和对羟基苯甲醛共同溶于乙醇溶液,加热到80℃,4小时后,静置析出得到对羟苯甲醛缩氨基硫脲。3)将步骤1)和步骤2)得到的产物溶于丙酮,加热45℃,搅拌回流6小时,得到产物—二氯化二对羟基苯甲醛缩氨基硫脲二甲基异丙基苯合二钌(II)。本发明的有益效果:本发明的制备方法简单,原料易得,具有成本低的优势。得到的产物是制备治疗癌症的药物,可制成注射剂、片剂、丸剂、胶囊剂、悬浮剂或乳剂的剂型使用。

Description

一种有机金属钌离子对化合物及其制备方法和用途
技术领域
本发明涉及一种有机金属钌化合物及制备方法和用途,更具体地是一种有机金属钌离子对化合物及制备方法和用途。 
背景技术
目前,顺铂已成为世界上用于治疗癌症最为广泛的3种药物之一,在美国的年销售额达到近5亿美元。但顺铂的使用也存在有一定的不足,它对某些肿瘤没有抑制作用,且易与其他铂制剂产生交叉耐药性。此外,顺铂有多种副作用,如肾毒性、外周神经毒性、骨髓毒性、血液学毒性以及催吐性等。因此,寻找高效、低毒且无交叉耐药性的新型抗肿瘤药物一直是科研工作者的研究热点。 
其中一个重要的研究思路是,用其他金属元素代替铂作为配合物的中心金属,降低金属配合物的毒性。由于钌与铂在周期表中同属Ⅷ族,化学性质比较相似,所以科研工作者对钌配合物的抗肿瘤性质研究也较为活跃。研究表明,金属钌能够模仿铁元素来与血清蛋白等生物大分子结合,这使得钌配合物相对于铂类药物,其毒性显著降低。钌配合物也因此被认为是最有前途的抗肿瘤药物之一。 
氨基硫脲由于其配位点众多,易于与金属以多种配位模式形成配合物。近来,由于多种氨基硫脲配合物被发现具有广谱药理学活性,如抗肿瘤、抗疟疾、抗真菌等特性而令人注目。本发明以胺基硫脲为主配体制备得到有机金属钌离子对化合物,由于金属钌与氨基脲配体的协同作用,能够增强其抗肿瘤活性, 目前未见相关报导。 
发明内容
本发明的目的在于提供一种有机金属钌离子对化合物及其制备方法和用途。 
本发明解决上述技术问题的技术方案如下: 
1.一种有机金属钌离子对化合物, 
1)该双核有机金属钌化合物的化学名称为三氯一甲基异丙基苯合钌(II)化一氯一苯甲醛缩氨基脲一甲基异丙基苯合钌(II)。 
结构式:                                 分子式为C28H34Cl2N3O1Ru2
2)理化性质:为橙红色晶体,易溶于水和有机溶剂,其核磁共振氢谱数据为1H NMR in CDCl3:9.08(s,1H,-CH=N),7.71(m,5H),8.1(m,2H,NH2),5.47(d,1H),4.9(t,2H),4.7(d,1H),2.64(m,1H),2.08(s,3H),1.11(d,6H)。 
2.一种有机金属钌离子对化合物的制备方法,其特征在于,该方法包括以下步骤: 
1)将0.366g钌重量含量为37%的RuCl3·xH2O和3ml纯度95%的γ-松油烯溶于10ml无水乙醇,加热回流搅拌6小时。静置析出得到产物A; 
2)称取0.091g氨基脲和0.12ml苯甲醛共同溶于10ml体积百分浓度为50%的乙醇溶液,加热到80℃,4小时后,静置析出得到苯甲醛缩氨基脲; 
3)将苯甲醛缩氨基硫脲(20mg,0,2mmol)和产物A(32mg,0.05mmol)溶 于8ml无水乙醇,加热搅拌回流6小时,反应完成后把溶液蒸发剩2ml液体,加入30ml正己烷,析出红色固体,得到产物三氯一甲基异丙基苯合钌(II)化一氯一苯甲醛缩氨基脲一甲基异丙基苯合钌(II)。 
3.三氯一甲基异丙基苯合钌(II)化一氯一苯甲醛缩氨基脲一甲基异丙基苯合钌(II)的用途,其特征在于,通过体外肿瘤细胞抑制活性实验表明,本发明的三氯一甲基异丙基苯合钌(II)化一氯一苯甲醛缩氨基脲一甲基异丙基苯合钌(II)对胃癌SGC7901肿瘤细胞株具有显著的抑制作用。。 
本发明的有益效果: 
1.本发明的有机金属钌离子对化合物可用于制备治疗癌症的药物,可制成注射剂、片剂、丸剂、胶囊剂、悬浮剂或乳剂的形式使用。 
2.本发明有机金属钌离子对化合物的制备方法简单,原料易得,具有成本低的优势。 
附图说明
图1是本发明三氯一甲基异丙基苯合钌(II)化一氯一苯甲醛缩氨基脲一甲基异丙基苯合钌(II)的核磁共振谱图。 
图中:核磁共振氢谱数据为1H NMR in CDCl3:δ9.08(s,1H,-CH=N),7.71(m,5H),8.1(m,2H,NH2),5.47(d,1H),4.9(t,2H),4.7(d,1H),2.64(m,1H),2.08(s,3H),1.11(d,6H)。 
具体实施方式
下面结合实施例对本发明作进一步描述。 
实施例1 
有机金属钌离子对化合物的制备: 
有机金属钌离子对化合物的制备,其具体步骤如下: 
将0.366g钌重量含量为37%的RuCl3·xH2O和3ml纯度95%的γ-松油烯溶于10ml无水乙醇,加热回流搅拌6小时。静置析出得到产物A。称取0.091g氨基硫脲和0.12ml苯甲醛共同溶于10ml体积百分浓度为50%的乙醇溶液,加热到80℃,4小时后,静置析出得到苯甲醛缩氨基硫脲。将苯甲醛缩氨基硫脲(20mg,0,2mmol)和产物A(32mg,0.05mmol)溶于8ml无水乙醇,加热搅拌回流6小时,反应完成后把溶液蒸发剩2ml液体,加入30ml正己烷,析出红色固体,即为产物。 
实施例2 
体外抗肿瘤活性实验采用MTT方法,进行体外细胞毒性测定。将实施例1得到的有机金属钌离子对化合物与宫颈癌hela细胞株分别作用时间72小时,结果如表2所示。 
表2有机金属钌离子对化合物对肿瘤细胞株的半数有效浓度(IC50) 
细胞株 SGC7901
IC50(umol/mL) 21
从实施例2的结果可以看出,本发明的有机金属钌离子对化合物经体外抗肿瘤实验表明,该离子对化合物具有强的抗肿瘤活性。本发明为研究开发新的抗肿瘤药物提供了新的思路。 

Claims (2)

1.一种有机金属钌离子对化合物,其特征在于:
1)该双核有机金属钌化合物的化学名称为三氯一甲基异丙基苯合钌(II)化一氯一苯甲醛缩氨基脲一甲基异丙基苯合钌(II);
结构式:
分子式为C28H34Cl4N3O1Ru2
2)理化性质:为橙红色晶体,易溶于水和有机溶剂,其核磁共振氢谱数据为1H NMR in CDCl3:δ9.08(s,1H,-CH=N),7.71(m,5H),8.1(m,2H,NH2),5.47(d,1H),4.9(t,2H),4.7(d,1H),2.64(m,1H),2.08(s,3H),1.11(d,6H)。
2.一种制备权利要求1有机金属钌离子对化合物的方法,其特征在于,该方法包括以下步骤:
1)将0.366g钌重量含量为37%的RuCl3·xH2O和3ml纯度95%的γ-松油烯溶于10ml无水乙醇,加热回流搅拌6小时,静置析出得到产物A;
2)称取0.091g氨基脲和0.12ml苯甲醛共同溶于10ml体积百分浓度为50%的乙醇溶液,加热到80℃,4小时后,静置析出得到苯甲醛缩氨基脲;
3)将20mg苯甲醛缩氨基硫脲和32mg产物A溶于8ml无水乙醇,加热搅拌回流6小时,反应完成后把溶液蒸发剩2ml液体,加入30ml正己烷,析出红色固体,得到产物三氯一甲基异丙基苯合钌(II)化一氯一苯甲醛缩氨基脲一甲基异丙基苯合钌(II)。
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