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Tanabe Seiyaku Co Ltd
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Tanabe Seiyaku Co Ltd
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Application filed by Tanabe Seiyaku Co LtdfiledCriticalTanabe Seiyaku Co Ltd
Priority to JP10289377ApriorityCriticalpatent/JPS5439015A/en
Publication of JPS5439015ApublicationCriticalpatent/JPS5439015A/en
Publication of JPS618817B2publicationCriticalpatent/JPS618817B2/ja
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
PURPOSE: To obtain directly the pure title compound, a starting material for the optical resolution, by racemization of optically active serine,m-xylene-4sulfonate by-produced by the optical resolution, with an alkylamine or an alkanolamine, followed by salt exchange.
COPYRIGHT: (C)1979,JPO&Japio
JP10289377A1977-08-261977-08-26Preparation of dl-srfine m-xylene-4-sulfonate
GrantedJPS5439015A
(en)