申请人:Toray Industries, Inc.
公开号:US05565440A1
公开(公告)日:1996-10-15
The present invention discloses a methane diphosphonate derivative, a process for producing said derivative and its pharmaceutical applications, said methane diphosphonate derivative indicated with general formula (1): ##STR1## (wherein, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are independently a pharmacologically acceptable cation, a hydrogen atom or a straight chain or branched alkyl group having 1-4 carbon atoms, R.sub.5 is a hydrogen atom or a trialkylsilyl group, m is an integer of 0 to 3, n is an integer of 1 to 3, R.sub.6 and R.sub.7 are independently a hydrogen atom or an alkyl group, and X represents a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group or an alkylthio group). The compounds of the present invention are useful as an anti-inflammatory, antipyretic, analgesic, antirheumatic drug, antiarthritic or anti-osteoporosis drug as a result of having anti-inflammatory action, antipyretic and an algesic action, or action which improves bone metabolic disorders caused by rheumatism, arthritis, osteoporosis and so forth.
本发明公开了一种甲烷二膦酸酯衍生物,以及生产该衍生物的方法和其在药物应用中的用途,所述甲烷二膦酸酯衍生物表示为通式(1):##STR1##(其中,R.sub.1、R.sub.2、R.sub.3和R.sub.4分别独立表示为药理学上可接受的阳离子、氢原子或具有1-4个碳原子的直链或支链烷基基团,R.sub.5表示为氢原子或三烷基硅基团,m为0到3的整数,n为1到3的整数,R.sub.6和R.sub.7分别独立表示为氢原子或烷基基团,X代表氢原子、卤原子、烷基基团、烷氧基团或烷基硫基团)。本发明的化合物由于具有抗炎、退热、镇痛、抗风湿、抗关节炎或抗骨质疏松药物的作用,因此在改善由风湿病、关节炎、骨质疏松症等引起的骨代谢紊乱方面具有抗炎、退热和镇痛作用,或改善骨代谢紊乱的作用。