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Priority claimed from US502706Aexternal-prioritypatent/US3927080A/en
Application filed by Monsanto CompanyfiledCriticalMonsanto Company
Publication of RO68239ApublicationCriticalpatent/RO68239A/en
Publication of RO68239BpublicationCriticalpatent/RO68239B/en
Procedeu pentru obtinerea N-fosfometilglicinei cu formula generala I:(vezi form. in desc.) caracterizat prin aceea ca esterul trietilic al N-tert-butil-N-fosfonometil)-glicinei se aduce în reactie cu acid bromhidric apos cu concentratie de 48% si serefluxeaza timp de 3 h la temperatura de 120 degree C.A process for the preparation of N-phosphonomethylglycine of the general formula I: (see formulas) characterized in that the N-tert-butyl-N-phosphonomethyl-glycine triethyl ester is reacted with aqueous hydrobromic acid at a concentration of 48 % and refluxed for 3 hours at 120 ° C.
RO83541A1974-09-031975-10-07Process for preparing phosphonomethyl glycine
RO68239B
(en)