Method for the Manufacture of Phosphonoalkyl Iminodiacetic Acids
An improved method for the manufacture of phosphonoalkyl iminodiacetic acid M2PO3-X-N-(CH2COOM)2 wherein X is a C1-6 linear or branched alkyl group; and M is selected from hydrogen, alkali, earth-alkali, ammonium and protonated amine is disclosed. The iminodiacetic acid starting material is reacted...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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