Dialkyl 2-alkylcarbonatoethanephosphonates

Details Dialkyl 2-alkylcarbonatoethanephosphonates Dialkyl 2-alkylcarbonatoethanephosphonates

1984-05-04

1986-08-26

Sutto, Anton H.

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus esters

558217, 558142, C07F 940

Patent

active

046082077

ABSTRACT:
Dialkyl vinylphosphonates are prepared by heating the new dialkyl 2-alkylcarbonatoethanephosphonates in the presence of catalysts. Also disclosed is a process for making the new dialkyl 2-alkylcarbonatoethanephosphonate by transesterification of a dialkyl 2-carboxyethanephosphonate with a dialkyl carbonate in the presence of a transesterification catalyst.

REFERENCES:
patent: 4182726 (1980-01-01), Illuminati et al.
patent: 4387095 (1983-06-01), Saito et al.
patent: 4435331 (1984-03-01), Licciardello et al.
patent: 4447365 (1984-05-01), Boden et al.
Soviet Inventions Illustrated, Section Ch: Chemical, Woche D42, 25, Nov. 1981, Derwent Publications Ltd., Agricultural Chemistry, Seite 1, No. 77135D142, London, GB; & SU-A-681 830 (Melnikov N.N.) 23.05.1981 *Zusammenfassung*.

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