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Application filed by Veszpremi Vegyipari Egyetem, Peremartoni Vegyipari VallalatfiledCriticalVeszpremi Vegyipari Egyetem
Priority to HU77VE846ApriorityCriticalpatent/HU174999B/hu
Publication of HU174999BpublicationCriticalpatent/HU174999B/hu
Process for preparing 0-methyl-0-ethyl-2,2,2-trichloro-1-hydroxyethyl-phosphonate,0,0-diethyl-2,2,2-trichloro-1-hydroxyethyl-phosphonate and 0,0-dimethyl-2,2,2-trichloro-1-hydroxyethyl-phosphonate