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Taisho Pharmaceutical Co Ltd
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Taisho Pharmaceutical Co Ltd
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Application filed by Taisho Pharmaceutical Co LtdfiledCriticalTaisho Pharmaceutical Co Ltd
Priority to JP4683278ApriorityCriticalpatent/JPS54141737A/ja
Publication of JPS54141737ApublicationCriticalpatent/JPS54141737A/ja
Publication of JPS62909B2publicationCriticalpatent/JPS62909B2/ja
Efficient synthetic method for ethyl (+)-(2S, 3S)-3-[(S)-3-methyl-1-(3-methylbutylcarbamoyl) butylcarbamoyl]-2-oxiranecarboxylate (EST), a new inhibitor of cysteine proteinases
Synthetic methods and reactions. 123. Preparation of. alpha.-chloro ketones from enol silyl ethers with sulfuryl chloride fluoride and sulfuryl chloride