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Sumitomo Chemical Co Ltd
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Sumitomo Chemical Co Ltd
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Application filed by Sumitomo Chemical Co LtdfiledCriticalSumitomo Chemical Co Ltd
Priority to JP13551975ApriorityCriticalpatent/JPS5839159B2/en
Publication of JPS5259140ApublicationCriticalpatent/JPS5259140A/en
Publication of JPS5839159B2publicationCriticalpatent/JPS5839159B2/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
PURPOSE: The racemic mixture of 0-(lower-alkyl-0-(2-nitro-methylphenyl)phosphorothioic acid is resolved with brucine as a resolving agent to afford the high purity title compound, useful as herbicides, in high yield.