Phosphate and phosphonate compounds

Details Phosphate and phosphonate compounds Phosphate and phosphonate compounds

1988-10-17

1989-11-28

Sutto, Anton H.

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

Organic compounds

Phosphorus esters

C07F 940

Patent

active

048838918

ABSTRACT:
There are disclosed novel phosphorous-containing compounds including and derived from hydrogen phosphonates. The compounds of the present invention can be prepared by reacting a hydrogen phosphonate with: (a) an ethylene derivative in a Michael reaction, (b) an amine or amide and formaldehyde in a Mannich reaction, (c) an aldehyde or ketone, (d) a halogen, (e) carbon tetrachloride and an alkylamine, and (f) carbon tetrachloride and a hydroxyphosphate. Halophosphonates produced according to procedure (d) can also be used in reactions with (a) alkylamines and (b) hydroxyphosphonates or epoxides to produce the compounds of the present invention.

REFERENCES:
patent: 4407765 (1983-10-01), Hardy
patent: 4697030 (1987-09-01), Hardy et al.

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