申请人:University of Central Florida
公开号:US06602907B1
公开(公告)日:2003-08-05
Compounds of the class of 4-oxo-butenoic acid derivatives are disclosed along with the surprising use property of these compounds as a anti-tumor agents in humans against breast carcinoma, which include: 2-(N′-Fluoren-9-ylidene-hydrazino)-5,5-dimethyl-4-oxo-hex-2-enoic acid methyl ester (0F-06), 1-(2,4-Dimethyl-phenyl)-2,4-dihydroxy-3-(4-methyl-benzoyl)-5-oxo-2,5-dihydro-1H-pyrrole-2-carboxylic acid methyl ester (1F-07), 4-(4-Methoxy-phenyl)-2,4-dioxo-3-(phenyl-hydrazono)-butyric acid (3F-10), 4-(4-Chloro-phenyl)-2,4-dioxo-3-(phenyl-hydrazono)-butyric acid ethyl ester (3F-11), 2-Hydroxy-4-oxo-4-(2,3,5,6-tetrafluoro-4-methoxy-phenyl)-but-2-enoic acid (3F-15), and 4,4-Dihydroxy-5-(4-methyl-benzoyl)-2-phenyl-2,4-dihydro-pyrazol-3-one (3F-16) as well as some novel derivatives of these compounds claimed (see Table 2). The invention also encompasses a class of the compounds with the novel property of anti-tumor activity against human breast cancer, which includes the following compounds 4-(4-Ethoxy-phenyl)-2-(N′-fluoren-9-ylidene-hydrazino)-2-hydroxy-4-oxo-butyric acid methyl ester (0F-13); 2-{N′-[1-(4-Chloro-phenyl)-ethylidene]-hydrazino}-4-oxo-4-phenyl-but-2-enoic acid methyl ester (0F-20); 2-(N′-Fluoren-9-ylidene-hydrazino)-4-oxo-4-phenyl-but-2-enoic acid methyl ester (1F-04); and 4-Chloro-4-(4-ethoxy-phenyl)-2-(fluoren-9-ylidene-hydrazono)-but-3-enoic acid methyl ester (3F-19).
本发明公开了4-氧代丁烯酸衍生物类化合物,并揭示了这些化合物作为人类乳腺癌抗肿瘤药物的惊人用途特性,其中包括:2-(N'-芴-9-亚甲基-肼基)-5,5-二甲基-4-氧代己-2-烯酸甲酯(0F-06)、1-(2,4-二甲基苯基)-2,4-二羟基-3-(4-甲基苯甲酰基)-5-氧代-2,5-二氢-1H-吡咯-2-羧酸甲酯(1F-07)、4-(4-甲氧基苯基)-2,4-二氧代-3-(苯肼基)-丁酸(3F-10)、4-(4-氯苯基)-2,4-二氧代-3-(苯肼基)-丁酸乙酯(3F-11)、2-羟基-4-氧代-4-(2,3,5,6-四氟-4-甲氧基苯基)-丁-2-烯酸(3F-15)和4,4-二羟基-5-(4-甲基苯甲酰基)-2-苯基-2,4-二氢-吡唑-3-酮(3F-16),以及这些化合物的一些新的衍生物(见表2)。本发明还包括一类具有抗人类乳腺癌作用的新特性的化合物,其中包括以下化合物4-(4-乙氧基苯基)-2-(N'-芴-9-亚甲基-肼基)-2-羟基-4-氧代丁酸甲酯(0F-13);2-(N'-芴-9-亚甲基-肼基)-4-氧代-4-苯基-丁-2-烯酸甲酯(1F-04);4-氯-4-(4-乙氧基苯基)-2-(芴-9-亚甲基-肼亚甲基)-丁-3-烯酸甲酯(3F-19);2-(N'-(1-(4-氯苯基)乙烯基)-肼基)-4-氧代-4-苯基-丁-2-烯酸甲酯(0F-20)。