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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Rhone Poulenc SA
Original Assignee
Rhone Poulenc SA
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Publication date
Priority claimed from FR813687Aexternal-prioritypatent/FR1280584A/en
Application filed by Rhone Poulenc SAfiledCriticalRhone Poulenc SA
Publication of ES285066A3publicationCriticalpatent/ES285066A3/en
Process for the preparation of esters of thiophosphoric acids, or dithiophosphoric acids, characterized in that an N-halogenomethylbenzoxazolone or its halogenated derivatives in the benzene nucleus are reacted in an inert solvent with salts of esters of thiophosphoric acid or dithiophosphoric acid of the formula: ** (See formula) ** wherein R is an alkyl radical containing up to four carbon atoms and X an alkali metal or ammonium. (Machine-translation by Google Translate, not legally binding)
ES285066A1959-12-211963-02-12Procedure for preparing thyrophospheric acids esters (Machine-translation by Google Translate, not legally binding)
ExpiredES285066A3
(en)