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Priority to JP5006683UpriorityCriticalpatent/JPS59154080U/ja
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Publication of JPS6216850Y2publicationCriticalpatent/JPS6216850Y2/ja
A process for preparing 3-beta-amino-4-beta-substituted 2-azetidinones and 3-(2,2-dihalogenovinyl)-imino-4-beta-substituted 2-azetidinone and 3-beta-(2,2-dihalogenovinyl)-amino-4-beta-substituted 2-azetidinone intermediates