Ampholytic, fluorine-containing esters of phosphorous acid

Details Ampholytic, fluorine-containing esters of phosphorous acid Ampholytic, fluorine-containing esters of phosphorous acid

1977-12-09

1979-04-03

Sutto, Anton H.

Chemistry of carbon compounds

Dipeptides, e.g., aspartame, anserine, carnosine, etc.

25289R, 252 89DC, C07F 9141, C11D 936

Patent

active

041477430

ABSTRACT:
Compounds of the formula ##STR1## wherein R.sub.f is a perfluoroalkyl group of 3 to 16 carbon atoms, R.sub.1 and R.sub.2 is hydrogen, lower alkyl of 1 to 4 carbon atoms, cyclohexyl, 2-hydroxyalkyl, or R.sub.f --(CF.dbd.CH).sub.m --(CH.sub.2).sub.p --, Q is --(CH.sub.2).sub.x --, --CH.sub.2 CHR--, or --CH.sub.2 --CRR'--CH.sub.2 -- (R is lower alkyl or phenyl, R' is lower alkyl, phenyl or hydrogen), x is an integer of 2 or 3, m is an integer of 0 or 1 and p is an integer of 1 to 4, are prepared by reacting florinated amines of the formula

REFERENCES:
patent: 3856893 (1974-12-01), Diery et al.
patent: 3888978 (1975-06-01), Duwel et al.
patent: 3928509 (1975-12-01), Diery et al.

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