Process for purification and recovery of L-phenylalanine

Details Process for purification and recovery of L-phenylalanine Process for purification and recovery of L-phenylalanine

1989-10-19

1990-10-02

Reamer, James H.

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

Organic compounds

Carboxylic acids and salts thereof

556134, C07C22740

Patent

active

049609300

ABSTRACT:
A process for purification and recovery of phenylalanine from a microbial fermentation broth containing phenylalanine which comprises providing a zinc salt of phenylalanine at a pH of 7-9, adding acid at a pH of 4-7, and separating precipitated phenylalanine.

REFERENCES:
patent: 3758559 (1973-09-01), Bollinger
patent: 3853906 (1974-12-01), Rogozhin et al.
patent: 3916004 (1975-10-01), Okada et al.
patent: 4399304 (1983-08-01), Matsuishi et al.
patent: 4584399 (1986-04-01), Portal et al.
patent: 4621153 (1986-11-01), Hatch
Malic et al., Chem. Abst., vol. 89, #118619z (1978).
Cogan et al., J. Sci. Food & Agri., 32, 459-66 (1981).
Abe et al., Bull., Chem. Soc. Jpn. 55, 687-89 (1982).
C. S. Cleaver, R. A. Hardy, Jr. and H. G. Cassidy, J. Am. Chem. Soc. 67, 1343 (1945).

Affiliated with

Also associated with

Rating

Process for purification and recovery of L-phenylalanine does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Process for purification and recovery of L-phenylalanine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for purification and recovery of L-phenylalanine will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-293822