Process for the preparation of benzaldehyde

Details Process for the preparation of benzaldehyde Process for the preparation of benzaldehyde

1978-11-06

1980-10-21

Helfin, Bernard

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

Organic compounds

Oxygen containing

C07C 4543

Patent

active

042293790

ABSTRACT:
An improved process for the preparation of benzaldehyde by hydrolysis of benzal chloride wherein hydrolysis is carried out at an elevated temperature in the presence of an excess of aqueous hydrochloric acid and in the absence of another catalyst.

REFERENCES:
patent: 3499934 (1970-03-01), Pyne
patent: 3524885 (1970-08-01), Deinet
patent: 3624157 (1971-11-01), Ingwalson et al.
patent: 3700736 (1972-10-01), Yamamoto et al.

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