GLYCEROL AMINOCARBOXYLATES AND PREPARATION AND USE THEREOF

摘要

O.Z. 0050/40515 Glycerol aminocarboxylates of the formula ( I ) where n is from 0 to 10 and R is or , where L is iminodiacetate, aspartate, glutamate, sarcosi nate, glycinate, serinate, hydroxyaspartate, etha nolaminoacetate, diethanolamino, alanate or taurinato and X is hydrogen, an alkali metal, ammonium or substituted ammonium, are prepared by esterifying glycerol or polyglycerols which contain up to 10 glycerol units with maleic anhydride or itaconic anhydride and addition of compound L-H where L is as defined above to the double bonds of the esters, and are used as complexing agents.