Process for making aryl fluorophosphites useful as stabilizers

Details Process for making aryl fluorophosphites useful as stabilizers Process for making aryl fluorophosphites useful as stabilizers

1996-11-07

1997-08-19

Richter, Johann

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

Organic compounds

Phosphorus esters

C07F 9146

Patent

active

056590601

ABSTRACT:
Disclosed is a process for making compounds of the formula ##STR1## by reacting phosphorus trihalide with the corresponding phenol and fluorinating the resulting halophosphite intermediate, in the presence of a catalyst which comprises dimethylformamide.

REFERENCES:
patent: 2614116 (1952-10-01), Lange et al.
patent: 3424550 (1969-01-01), Wittmann
patent: 4912155 (1990-03-01), Burton
patent: 5049691 (1991-09-01), Burt et al.
patent: 5061818 (1991-10-01), Burton et al.
Database CAPLUS on STN, Chemical Abstracts Service, (Columbus, Ohio), Acc. No. 89-123823, Ao, M.S. et al. EP 312915, abstract, 1989. 1989.

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