申请人:Sumitomo Chemical Company, Limited
公开号:US04044003A1
公开(公告)日:1977-08-23
1,4-Benzodiazepine derivatives of the formula, ##STR1## wherein R.sub.1 is hydrogen, a lower alkyl, a haloalkyl, a cycloalkylalkyl, an alkoxyalkyl, an acyloxyalkyl, an alkylthioalkyl, an alkylaminoalkyl, a dialkylaminoalkyl, a hydroxyalkyl, carbamoyl, or an N-alkylcarbamoyl; R.sub.2 is hydrogen or a lower alkyl; X is hydrogen, a halogen, nitro, or trifluoromethyl; A is a group of the formula, ##STR2## (wherein Y and Z each represent hydrogen, a halogen, a lower alkyl, or nitro) and a salt thereof, are prepared by reacting a 1,4-benzodiazepin-2-one compound of the formula, ##STR3## wherein R.sub.1, R.sub.2, X, Y and Z are the same as defined above, with diborane in an inert solvent.
1,4-苯二氮䓬啉衍生物的化学式为,其中R₁为氢、较低的烷基、卤代烷基、环烷基烷基、烷氧基烷基、酰氧基烷基、烷硫基烷基、烷基氨基烷基、二烷基氨基烷基、羟基烷基、氨基甲酰基或N-烷基甲酰基;R₂为氢或较低的烷基;X为氢、卤素、硝基或三氟甲基;A为化学式的基团,其中Y和Z分别表示氢、卤素、较低的烷基或硝基,并且其盐,通过将化学式的1,4-苯二氮䓬啉-2-酮化合物与二硼烷在惰性溶剂中反应制备。