Polyphosphazene process

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing

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568841, 568844, C07C 3134, C07C 3136, C07C 3138

Patent

active

045687790

ABSTRACT:
A process for making an alkali metal alkoxide (e.g. sodium alkoxide) of a halogen-substituted alcohol (e.g. fluorine-substituted alcohols) by dispersing an alkali metal (e.g. sodium) in a cycloalkane (e.g. cyclohexane) and adding the resultant dispersion to an ether (e.g. THF) solution of a halogen-substituted alcohol. The resultant alkali metal haloalkoxide solution can be reacted with a phosphonitrilic chloride polymer to introduce haloalkoxide substituents.

REFERENCES:
patent: 3844983 (1974-10-01), Reynard
patent: 4150244 (1979-04-01), Knorre et al.
Pattison et al., J. Org. Chem. 21, No. 7, 1956, pp. 739-742.

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