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Bayer AG
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Bayer AG
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Application filed by Bayer AGfiledCriticalBayer AG
Publication of ES302827A1publicationCriticalpatent/ES302827A1/en
"Process for the preparation of phosphorylated urethanes", characterized in that the 0,0-dialkyl ester of 1-hydroxy-2,2,2-trichloroethylphosphonic acid is reacted with isocyanate sulfohalogenides of the formula O = C = N-SO2X and the intermediate products that are formed, of the formula ** (See formula) ** they are then hydrolyzed, meaning in the above formulas R1 and R2 low alkyl radicals, preferably with 1 to 4 carbon atoms while X is for a halogen atom, preferably chlorine or fluoro. (Machine-translation by Google Translate, not legally binding)
ES0302827A1963-08-051964-08-05Procedure for obtaining fosforilized urethane (Machine-translation by Google Translate, not legally binding)
ExpiredES302827A1
(en)
A method of preparation of compounds 9-halo-16-hydroxy-hydrocortisons and esters of these (Machine-translation by Google Translate, not legally binding)