Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Sankyo Co Ltd
Original Assignee
Sankyo Co Ltd
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Filing date
Publication date
Application filed by Sankyo Co LtdfiledCriticalSankyo Co Ltd
Priority to JP3890577ApriorityCriticalpatent/JPS53124262A/en
Publication of JPS53124262ApublicationCriticalpatent/JPS53124262A/en
Pharmaceuticals Containing Other Organic And Inorganic Compounds
(AREA)
Abstract
PURPOSE: Methylenomycin A derivatives of formula I(R is lower alkyl, aralkyl having benzene rings with or without substituents, heterocycle-alkyl having heterocycles with or without substituents) and their pharmaceutically acceptable salts, e.g. 5,6-epoxy-2, 5, 6-trimethyl-4-oxocyclopenta [C] pyrrolidin1-one.
COPYRIGHT: (C)1978,JPO&Japio
JP3890577A1977-04-051977-04-05Methylenomycin a derivatives and their preparation
PendingJPS53124262A
(en)