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Priority claimed from HU812794Aexternal-prioritypatent/HU183589B/hu
Application filed by Eszakmagyar VegyimuevekfiledCriticalEszakmagyar Vegyimuevek
Priority to AT0229985ApriorityCriticalpatent/AT382614B/de
Publication of ATA229985ApublicationCriticalpatent/ATA229985A/de
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Publication of AT382614BpublicationCriticalpatent/AT382614B/de
Derivatives of 2,2-demethyl cyclopropane carboxylic acid containing at 3 a halogen chain,their process and the intermediates of the preparation their application as pesticides and the compositions containing them
1-bromoethyl ethyl carbonate and its use in the preparation of 1'-ethoxy-carbonyloxyethyl esters of penicillins and novel intermediates, methods for its preparation and 1-bromoethylchloroformate and 1-bromoethylbromoformate obtained as intermediates