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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Sumitomo Chemical Co Ltd
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Sumitomo Chemical Co Ltd
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Priority claimed from JP56111108Aexternal-prioritypatent/JPS5813588A/en
Priority claimed from JP56193947Aexternal-prioritypatent/JPS5896060A/en
Priority claimed from JP56196037Aexternal-prioritypatent/JPS5899463A/en
Application filed by Sumitomo Chemical Co LtdfiledCriticalSumitomo Chemical Co Ltd
Publication of ES8406434A1publicationCriticalpatent/ES8406434A1/en
Publication of ES522354A0publicationCriticalpatent/ES522354A0/en
Beta-Lactam cpds. (I) are made by oxidative decarboxylation of a carboxylic acid cpd. of formula (II) with lead tetra-acetate, in presence or absence of a base or salt.
ES522354A1981-07-151983-05-13
METHOD OF PREPARING NEW BETA-LACTAMIC AND SIMILAR COMPOUNDS. (AS DIVISIONAL OF PATENT NUMBER 514.616)
GrantedES522354A0
(en)