Derivatives of l-ascorbic acid and d-erythorbic acid

C - Chemistry – Metallurgy – 07 – D

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260/366.6

C07D 307/62 (2006.01) C07D 405/04 (2006.01)

Patent

CA 1178287

DPC 6402 DERIVATIVES OF L-ASCORBIC ACID AND D-ERYTHORBIC ACID Abstract 5,6-Anhydro-L-ascorbic acid, 5,6-anhydro-D erythorbic acid and salts thereof are disclosed. Such compounds are useful intermediates in the preparation of 6-deoxy-6-substituted-L-ascorbic acid and 6-deoxy-6-substituted-D-erythorbic acid, which are useful as antioxidants. Novel 6-deoxy- 6-substituted-L-ascorbic and -D-erythorbic acid derivatives are also disclosed.

401948

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