poliossialchilen _ ether derivatives _ completed to organic acids, alkyl esters, and their salts and alkali alkaline earth.

摘要

Compounds having general formula (I) CHEM wherein: M is an alkali or alkaline earth metal or a C1-C18 alkyl group; X is a group selected from -CH2-, -CO-, -CH2-CO-, -CH(CH3)-CO-, and p is 0 or 1; Ar is a normal or condensed aromatic ring or Ar represents two or more aromatic nuclei, linked either by a simple covalent bond or by an -O-, -S-, -SO2-. -SO-, -CO-, -CS-, -NH- group; Y is H or CH3; m is 1 when Y = CH3 or is an integer of from 1 to 5 inclusive when Y = H; n is a number ranging from 1 to 500 inclusive; Z is H; a C1-C18 alkyl; benzyl, glycidyl, acetyl, allyl, benzoyl, -CO-NH-R or -CO-NH-R1-NCO group.