Extraction of amino an acid from aqueous mixtures thereof

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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562433, 562443, 562445, 562448, 562553, 562554, 562559, 562523, 562562, 562563, 562570, 562576, C07D20920, C07D 9912, C07D10102

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048868884

ABSTRACT:
Amino acids can be purpified and/or concentrated by extracting aqueous mixtures such as fermentation broths by contacting an aqueous mixture containing amino acids with an organic solution containing a water insoluble extractant selected from the group consisting of:

REFERENCES:
patent: 2681927 (1954-06-01), McCollum et al.
patent: 3318867 (1967-05-01), Jahnke
Acta Pharm Suec. 12, 407-416 (1975); Quantitative Determinations by Ion Pair Extraction, Part 12. Extraction of Amino Acids With Quaternary Ammonium Ions, Nordgren and Modin.

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