Preparation of 2-ketogulonic acid

Details Preparation of 2-ketogulonic acid Preparation of 2-ketogulonic acid

1979-03-26

1980-07-15

Garner, Vivian

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

Organic compounds

Carboxylic acid esters

2603437, 26050115, 562577, C07C 5933, C07C 6730, C07C 6961

Patent

active

042129885

ABSTRACT:
2,5-Diketogluconic acid, alkyl esters or salts thereof, are reduced by an amine-borane to 2-ketogulonic acid, an intermediate for the preparation of ascorbic acid.

REFERENCES:
patent: 2153311 (1939-04-01), Pasternack et al.
patent: 2207991 (1940-07-01), Pasternack et al.
patent: 2301811 (1942-11-01), Reichstein
patent: 2444885 (1948-07-01), Van der Laan
patent: 2847421 (1958-08-01), D'Addieco
patent: 2853495 (1958-09-01), Ruskin et al.
patent: 3922194 (1975-11-01), Sonoyama et al.
Lane, Aldrichimica, 6, 61 (1973).
Kelly et al., J.A.C.S., 86,3882 (1964).
White et al., J.A.C.S., 90,2009 (1968).
Ibid, 92, 4203 (1970).

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