Method for the production of p-methoxybenzaldehyde

Details Method for the production of p-methoxybenzaldehyde Method for the production of p-methoxybenzaldehyde

1986-12-19

1989-03-21

Lone, Werren B.

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

Organic compounds

Oxygen containing

C07C 4532, C07C 4536

Patent

active

048145122

ABSTRACT:
A method for the production of p-methoxybenzaldehyde by the vapor-phase catalytic oxidation of p-methoxytoluene, which method comprises cooling and condensing a mixed gas formed by said reaction of oxidation thereby preparing a solution containing p-methoxybenzaldehyde, treating said solution in the presence of at least one alkali selected from the group consisting of an alkali metal compound and an ammonium compound soluble in water and alkaline in nature, and subsequently distilling the resultant treated solution.

REFERENCES:
patent: 4113782 (1978-09-01), Juichi et al.
patent: 4471140 (1984-09-01), Au

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