where R1 and R2 each means independently each of other mono- or di-substituted residues with A, OH, OA, phenylmethoxy, -O-(CH2)n-O-, NH2, NHAc, NAAc, NHSO2A, fluorine or chlorine atom, phenyl; X means O, S or SO2; m = 1; n = 2; A is C1-6-atoms; Ac is C1-4-alkanoyl and also their physiologically acceptable salts that effect on CNS being damping effect preferably. EFFECT: improved method of synthesis and preparing, central effects. 11 cl, 1 tbl, 21 ex"/>
公开/公告号RU2135495C1
专利类型
公开/公告日1999-08-27
原文格式PDF
申请/专利权人 MERK PATENT GMBKH (DE);
申请/专利号RU19940026079
申请日1994-07-20
分类号C07D413/06;A61K31/445;A61K31/42;
国家 RU
入库时间 2022-08-22 02:13:41