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Machine translation
1. (WO1979001114) DIALKYL 4-METHYLPHOSPHINOBUTYRATES AND PROCESS FOR PRODUCING SAME
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1979/001114    International Application No.:    PCT/JP1979/000091
Publication Date: 13.12.1979 International Filing Date: 10.04.1979
IPC:
C07F 9/32 (2006.01), C07F 9/553 (2006.01)
Applicants:
Inventors:
Priority Data:
78/93174 01.08.1978 JP
Title (EN) DIALKYL 4-METHYLPHOSPHINOBUTYRATES AND PROCESS FOR PRODUCING SAME
(FR) DIALKYL 4-METHYLPHOSPHINOBUTYRATES ET LEUR PROCEDE DE FABRICATION
Abstract: front page image
(EN)Dialkyl 4-methylphosphinobutyrates represented by the following general formula; (FORMULA) (wherein R1 represents hydrogen atom or acylamino group, and R2 and R5 each represents C1-C5 alkyl group) are intermediates for D,L-2-amino-4-methylphosphinobutyric acid useful as a herbicide, and are prepared by reacting a corresponding vinylacetic acid ester with methylphosphorous acid monoalkyl ester at 100-200 C in the presence of a radical-generating agent or under irradiation with ultraviolet rays.
(FR)Dialkyl 4-methylphosphinobutyrates representes par la formule generale suivante: (FORMULE) (ou R1 represente un atome d"hydrogene ou un groupe acylamino, et R2 et R5 representent chacun un groupe alkyl C1-C5) qui sont des produits intermediaires de l"acide D,L-2-amino-4-methylphosphinobutyrique utiles comme produits herbicides, et sont prepares par reaction d"un ester d"acide vinylacetique correspondant avec un monoalkyl ester d"un acide methylphosphoreux a 100-200 C en presence d"un agent produisant des radicaux ou sous l"action d"un rayonnement ultraviolet.
Designated States:
Publication Language: Japanese (JA)
Filing Language: Japanese (JA)