Quaternary aminoalkylene phosphonic acids and method of...

Details Quaternary aminoalkylene phosphonic acids and method of... Quaternary aminoalkylene phosphonic acids and method of...

C - Chemistry, Metallurgy

07

F

260/501.5

C07F 9/38 (2006.01)

Patent

CA 1063616

INVENTOR: FREDRIC B. CLARKE III TITLE: QUATERNARY AMINOALKYLENE PHOSPHONIC ACIDS AND METHOD OF PREPARATION ABSTRACT Quaternary aminoalkylene phosphonic acids such as N-methyl aminotri(methylene phosphonic acid) of the formula Image are prepared by reacting an aminoalkylene phosphonic acid with an alkyl halide in a polar solvent and in the presence of a hindered tertiary amine. The compounds are useful as metal complexing agents.

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