Refining phenylalanine

Details Refining phenylalanine Refining phenylalanine

1984-12-06

1986-04-22

Reamer, James H.

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

Organic compounds

Carboxylic acids and salts thereof

435108, C07C 4579

Patent

active

045844003

ABSTRACT:
A process for refining phenylalanine, in which a phenylalanine solution containing tyrosine as the main impurity and other impurities is contacted with a non-polar, highly porous synthetic adsorbent, adsorbing phenylalanine on the adsorbent selectively, and eluting and recovering the adsorbed phenylalanine, is disclosed.

REFERENCES:
patent: 3909353 (1975-09-01), Tsuchido et al.
Sannomiya et al., Chem. Abst., vol. 99, #28491d (1983).
Szente et al., Chem. Abst., vol. 95, #185,787q (1981).
Specht et al., Chem. Abst., vol. 97, #188,140a (1982).
Belikov et al., Chem. Abst., vol. 81, #136,527g (1974).
Kreindlin et al., Chem. Abst., vol. 98, #143,810 (1982).
Kyowa, Chem. Abst., vol. 93, #168,613w (1980).

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