Hydrolyzing di- and tricarboxy celluloses with sulfurous acid

Details Hydrolyzing di- and tricarboxy celluloses with sulfurous acid Hydrolyzing di- and tricarboxy celluloses with sulfurous acid

1975-11-05

1977-04-05

Myers, Jane S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 5100

Patent

active

040162079

ABSTRACT:
Di- and tricarboxy celluloses are hydrolyzed with sulfurous acid in an aqueous medium to a mixture of erythronic acid and glyoxylic acid, in the case of dicarboxy cellulose; to a mixture of meso tartaric acid and glyoxylic acid in the case of tricarboxy cellulose; and to a mixture of these three products, in the case of a feedstock comprising a mixture of di- and tricarboxy celluloses.

REFERENCES:
patent: 2973387 (1961-02-01), Van Clive et al.
Head, J. Chem. Soc., pp. 1135-1136, (1948).
Mehltretter et al., I & EC Product Research and Development vol. 1, No. 1, pp. 62-64, (1962).

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