发明名称 Verfahren zur Herstellung von Benzodiazepinderivaten
摘要 (A) Benzodiazepine derivs. of general formula (I): B = a carbonyl- or methylene group; n = 2, 3, 4, 5, 6 or 7; R1= H, halogen, lower alkyl, nitro, cyano or trifluoromethyl; R2 = H, lower alkyl, hydroxy or lower alkanoyloxy; R3 = phenyl (opt. substd. by lower alkyl, halogen or nitro) or pyridyl; R4 & R5 are H or together form an extra CN bond, in which case the N-atom at posn. 4 may contain an -O atom. (B) Acid addition salts of (I) with organic and inorganic acids. dihydrochloride of 1-(2-aminoethyl)-7-chloro-1, 3-dihydro-5-(2'-fluorophenyl)-2H-1, 4-benzodiazepine-2-one.
申请公布号 DE1770206(A1) 申请公布日期 1971.09.23
申请号 DE19681770206 申请日期 1968.04.13
申请人 F. HOFFMANN-LA ROCHE & CO. AG 发明人 VALENTINE EARLEY,JAMES;IAN FRYER,RODNEY;HENRYK STERNBACH,LEO
分类号 A61K31/00;C07D243/16;C07D243/18;C07D243/24;C07D243/26 主分类号 A61K31/00
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