申请人:University of Maryland
公开号:US20030162823A1
公开(公告)日:2003-08-28
C-4 substituted retinoic acid analogs, synthesis methods of C-4 substituted retinoic acid analogs and methods of using C-4 substituted retinoic acid analogs to treat various cancers and dermatological diseases and conditions. The C-4 substituted retinoic acid analogs include C-4 all-trans retinoic acid (ATRA) and 13-cis retinoic acid (13-CRA) analogs. The C-4 substituted retinoic acid analogs inhibit all-trans retinoic acid (ATRA) 4-hydroxylase activity, thereby inhibiting the catabolism of ATRA. The C-4 substituted retinoic acid analogs also have ATRA-mimetic activity. The preferred substitutions at C-4 are an azole group, a sulfur, oxygen, or nitrogen containing group, a pyridyl group, an ethinyl group, a cyclopropyl-amine group, an ester group, or a cyano group, or forms, together with the C-4 carbon atom, an oxime, an oxirane or aziridine group.
C-4 取代
维甲酸类似物,C-4 取代
维甲酸类似物的合成方法以及使用 C-4 取代
维甲酸类似物治疗各种癌症和皮肤疾病和情况的方法。C-4 取代
维甲酸类似物包括 C-4 全反式
视黄酸(A
TRA)和 13-顺式
视黄酸(13-CRA)类似物。C-4 取代
维甲酸类似物抑制全反式
视黄酸(A
TRA)
4-羟基化酶的活性,从而抑制A
TRA的分解代谢。C-4 取代
维甲酸类似物也具有类似A
TRA的活性。C-4 最受欢迎的取代物是氮杂环,含
硫、氧或氮的基团,
吡啶基团,
乙炔基团,
环丙胺基团,酯基团或
氰基团,或与 C-4 碳原子一起形成
肟,
环氧乙烷或
氮杂环丙烷基团。