Inner ammonium salts of phosphinic acids

Details Inner ammonium salts of phosphinic acids Inner ammonium salts of phosphinic acids

C - Chemistry, Metallurgy

07

F

260/501

C07F 9/38 (2006.01) C07F 9/30 (2006.01)

Patent

CA 1051920

INNER AMMONIUM SALTS OF PHOSPHINIC ACIDS Abstract of the Disclosure: Zwitterionic compounds of the formulae Image and Image wherein R, R1, R2 and R3 each represent hydrogen or simple ali- phatic hydrocarbon radicals, R4 alkyl,cycloalkyl or aralkyl groups having up to 15 carbon atoms and R5 bivalent alkylene, cycloalkylene or aralkylene radicals having up to 25 carbon atoms as well as a process for preparing such compounds by reacting 2-oxo-2-alkyl-1.2-oxaphospolanes with primary or se- condary , monovalent or bivalent amines.

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