Process for catalytic reduction of carboxylic acids to aldehydes

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing

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568435, C07C 4500, C07C 4541

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active

049507990

ABSTRACT:
Monocarboxylic acids or esters thereof are reduced to aldehydes using hydrogen and a vanadium catalyst. For example, meta-phenoxybenzoic acid can be effectively converted to meta-phenoxybenzaldehyde in a vapor phase process using hydrogen as the carrier gas/reductant and a catalyst composed at least initially of vanadium pentoxide, either supported or unsupported.

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