2-METHYL- AND 2-HYDROXYMETHYL-SERINE-N,N-DIACETIC ACID AND DERIVATIVES THEREOF

摘要

2-Methyl- and 2-hydroxymethyl-serine-N,N-diacetic acid and derivatives thereof of the general formula I (see fig.I) in which X denotes hydrogen, alkali metal or ammonium which may or may not be substituted by C1-C4-alkyl or C1-C4-hydroxyalkyl groups and Z denotes hydrogen or hydroxyl. The compounds I serve as complexing agents for heavy metal ions or alkaline earth metal ions and as bleach stabilizers or builders in detergents and cleaning formulations.