Method for extracting phenylalanine from broths of bioconversion

Details Method for extracting phenylalanine from broths of bioconversion Method for extracting phenylalanine from broths of bioconversion

1986-02-10

1987-05-26

Reamer, James H.

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

Organic compounds

Carboxylic acids and salts thereof

C07C 9912

Patent

active

046688218

ABSTRACT:
The invention discloses a method for extracting phenylalanine from the broths obtained by enzymatic processes; this method consists in flocculating and filtering the broth, concentrating the filtrate followed by filtering off the resulting cinnamic acid, decolorating and concentrating the filtrate to obtain phenylalanine crystals at a very pure degree.

REFERENCES:
patent: 2894954 (1959-07-01), De Witt et al.
patent: 3917511 (1975-11-01), Nakayama et al.
patent: 4384136 (1983-05-01), Steinmetzer
patent: 4407952 (1983-10-01), Tsuchida et al.

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