Hydroxyphosphonocarboxylic acids

Details Hydroxyphosphonocarboxylic acids Hydroxyphosphonocarboxylic acids

1987-06-29

1989-07-11

Lieberman, Paul

Organic compounds -- part of the class 532-570 series

Organic compounds

Phosphorus acids or salts thereof

C07F 902

Patent

active

048470171

ABSTRACT:
New compounds have the formula I: ##STR1## wherein R is a C.sub.1 -C.sub.12 straight or branched chain alkyl residue, a C.sub.2 -C.sub.12 straight or branched chain alkenyl residue, a C.sub.5 -C.sub.12 cycloalkyl residue, a C.sub.6 -C.sub.10 aryl residue or a C.sub.7 -C.sub.12 aralkyl residue; and X is a C.sub.1 -C.sub.10 straight or branched alkylene residue, a C.sub.2 -C.sub.10 straight or branched chain alkenylene residue or a C.sub.6 -C.sub.10 arylene residue; as well as derivatives of the compounds of formula I; and enantiomers, racemic mixtures, and mixtures of diastereomers.
The new compounds are useful e.g. as corrosion inhibitors in aqueous systems.

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