Preparation of glutaraldehyde

Details Preparation of glutaraldehyde Preparation of glutaraldehyde

1995-08-07

1997-02-04

McKane, Joseph K.

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

Organic compounds

Oxygen containing

C07C 4712, C07C 4560

Patent

active

056000189

ABSTRACT:
A process for preparing glutaraldehyde by reaction of alkoxydihydropyrans of the general formula I ##STR1## where R is C.sub.1 -C.sub.20 -alkoxy, with water at from 0.degree. to 150.degree. C. and from 0.01 to 50 bar in the presence of a catalyst consisting essentially of a bleaching earth.

REFERENCES:
patent: 2546018 (1951-03-01), Smith et al.
patent: 4244876 (1981-01-01), Warner et al.
patent: 4448977 (1984-05-01), Warner et al.
Thuy et al, Bull. Soc. Chim. Fr., vol. 79 (1978), pp. 264-265.
JP 72 27 488, Glutaraldehyde continuous prepn, Sumitomo Chemical Co., Ltd., (1967), Abstract.

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