Phosphonium salts and methods of their preparation

Details Phosphonium salts and methods of their preparation Phosphonium salts and methods of their preparation

C - Chemistry, Metallurgy

07

F

C07F 9/54 (2006.01)

Patent

CA 2424215

A primary phosphine or a secondary phosphine is reacted with an ester compound selected from the group consisting of: a phosphate triester; a phosphonate diester; a sulfate diester; and a sulfonate ester; to form a phosphonium salt of formula VII (see formula VII) wherein each of R Q, R X, R Y, and R Z is independently hydrocarbyl and X- is a phosphate, phosphonate, sulfate, or sulfonate. These phosphonium salts may find utility in a wide range of applications, including as surfactants, as polar solvents (ionic liquids), as antimicrobial agents, and, as a component of spinning finish in polyamide fibre processing.

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