申请人:Hoffmann-La Roche Inc.
公开号:US04992574A1
公开(公告)日:1991-02-12
A compound of the formula ##STR1## wherein R.sup.1 is hydroxy, lower-alkoxy, amino, mono- or di-lower-alkylamino; R.sup.2 is hydrogen, alkyl, akoxy or halogen; R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.11 and R.sup.12 independently are hydrogen or lower-alkyl; R.sup.3 and R.sup.5 taken together are methylene or hydroxymethylene; R.sup.7, R.sup.8, R.sup.9 and R.sup.10 independently are hydrogen or lower-alkyl; R.sup.11 and R.sup.12 taken together are oxo or spiro-cyclo-lower alkyl; or R.sup.11 is hydrogen and R.sup.12 is hydroxy or acetoxy; and one of the residues R.sup.13 and R.sup.14 is hydrogen and the other is lower-alkyl or trifluoromethyl, as well as physiologically compatible salts of carboxylic acids of formula I, which can be used as medicaments, especially for the treatment of neoplasms, acne and psoriasis, are described. The compounds of the invention can be prepared by the synthesis of the C(R.sup.13).dbd.C(R.sup.14) double bond according to Wittig from a corresponding bicyclic component and a corresponding monocyclic component and optional subsequent transformation of functional groups.
一种具有以下结构式的化合物##STR1## 其中R.sup.1是羟基、较低的烷氧基、氨基、单或双较低烷基氨基;R.sup.2是氢、烷基、烷氧基或卤素;R.sup.3、R.sup.4、R.sup.5、R.sup.6、R.sup.11和R.sup.12独立地是氢或较低烷基;R.sup.3和R.sup.5一起是亚甲基或羟亚甲基;R.sup.7、R.sup.8、R.sup.9和R.sup.10独立地是氢或较低烷基;R.sup.11和R.sup.12一起是氧代或螺环状较低烷基;或者R.sup.11是氢,R.sup.12是羟基或乙酰氧基;以及残基R.sup.13和R.sup.14中的一个是氢,另一个是较低烷基或三氟甲基,以及具有式I的羧酸的生理兼容盐,可用作药物,特别是用于治疗肿瘤、痤疮和银屑病。本发明的化合物可以通过从相应的双环组分和相应的单环组分合成C(R.sup.13).dbd.C(R.sup.14)双键根据Wittig的方法,并可选择性地对功能基团进行后续转化来制备。