标准品及相关杂质对照品供应信息如下：
培酮 risperidal         106266-06-2
利培酮杂质 a risperidalimpurity a                3-[2-[4-[(e)-(2,4-difluorophenyl)-(hydroxyimino)methyl]piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4h-pyrido[1,2-a]-pyrimidin-4-one
利培酮杂质 b risperidalimpurity b （ lgc 货号： mm0491.02 ） 3-[2-[4-[(z)-(2,4-difluorophenyl)-(hydroxyimino)methyl]piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4h-pyrido[1,2-a]-pyrimidin-4-one
利培酮杂质 c risperidalimpurity c            (9rs)-3-[2-[4-(6-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]ethyl]-9-hydroxy-2-methyl-6,7,8,9-tetrahydro-4h-pyrido[1,2-a]pyrimidin-4-one(9-hydroxyrisperidone)
利培酮杂质 d risperidalimpurity d       3-[2-[4-(5-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4h-pyrido[1,2-a]pyrimidin-4-one
利培酮杂质 f risperidalimpurity f （ lgc 货号： mm0491.08 ） 2-[2-methyl-4-oxo-6,7,8,9-tetrahydro-4h-pyrido[1,2-a]pyrimidin-3-yl]ethyl4-(6-fluoro-1,2-benzisoxazol-3-yl)piperidin-1-carboxylate
利培酮杂质 h risperidalimpurity h       3-[2-[4-(2,4-difluorobenzoyl)piperidin-1-yl]ethyl]-2-methyl-6,7,8,9-tetrahydro-4h-pyrido-[1,2-a]pyrimidin-4-one
利培酮杂质 l risperidalimpurity l          3-(2-chloroethyl)-2-methyl-6,7,8,9-tetrahydro-4h-pyrido[1,2-a]pyrimidin-4-onehydrochloride(risperidone piperidopyrimidinoneintermediatehydrochloride)

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