申请人:Sandoz, Inc.
公开号:US03936453A1
公开(公告)日:1976-02-03
Anti-histaminics of the formula ##SPC1## Wherein R.sub.1 is alkyl, alkenyl or phenalkyl, R.sub.2 and R.sub.3 are alkyl or alkenyl and R and R' are optional are prepared by alkylating or alkenylating a 1-substituted-2-monoalkyl- or alkenylamino-quinazolin-4(1H)-one with an alkyl or alkenyl halide.
公式##SPC1##中的抗组胺药物,其中R.sub.1是烷基、烯基或苯基烷基,R.sub.2和R.sub.3是烷基或烯基,R和R'是可选的,通过用烷基或烯基卤代烷基化或烯基化1-取代-2-单烷基或烯基氨基喹唑啉-4(1H)-酮来制备。