Process for producing L-aspartic acid

Details Process for producing L-aspartic acid Process for producing L-aspartic acid

1997-08-08

1999-08-17

Lilling, Herbert J.

Chemistry: molecular biology and microbiology

Micro-organism, tissue cell culture or enzyme using process...

Preparing oxygen-containing organic compound

C12P 746

Patent

active

059392967

ABSTRACT:
A novel enzymatic, non-batch process for converting maleic acid to fumaric acid and/or producing L-aspartic acid, wherein dissolved oxygen concentration in the reaction medium in the reaction column or vessel is brought to 1 ppm (parts per million) or less with a deoxygenation agent and/or an inert gas, is provided.

REFERENCES:
patent: 3391059 (1968-07-01), Takamura et al.
patent: 5541090 (1996-07-01), Sakano et al.
patent: 5677156 (1997-10-01), Goto et al.
Otsuki K -I: "CIS-Trans Isomerase Isomerisation from Maleic Acid Fumaric Acid" Agricultural and Biological Chemistry, vol. 25, No. 9, Jan. 1, 1961, pp. 726-730.

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