Process for obtaining [S,S]-ethylenediamine-n,n'-disuccinic acid

Details Process for obtaining [S,S]-ethylenediamine-n,n'-disuccinic acid Process for obtaining [S,S]-ethylenediamine-n,n'-disuccinic acid

1994-07-11

1996-12-24

Shippen, Michael L.

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

Organic compounds

Carboxylic acids and salts thereof

C07C22900

Patent

active

055875122

ABSTRACT:
This invention relates to a method for obtaining [S,S] ethylenediamine-N,N'-disuccinic acid precipitate from an aqueous solution of the salts of such acid and L-aspartic acid.

REFERENCES:
patent: 3158635 (1964-11-01), Kezerian et al.
patent: 4704233 (1987-11-01), Hartman et al.
patent: 5466867 (1995-11-01), Lin
Neal, et al., "Stereospecific Ligands and Their Complexes, I. A. Cobalt(III) Complex of Ethylenediaminedisuccinic Acid.sup.1 ", Journal of Inorganic Chemistry, vol. 7, No. 11, Nov. 1958, pp. 2405-2412.

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