Process for the preparation of .alpha.-alkylacroleins

Details Process for the preparation of .alpha.-alkylacroleins Process for the preparation of .alpha.-alkylacroleins

1988-11-22

1990-07-24

Lone, Werren B.

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

Organic compounds

Oxygen containing

568463, C07C 4500

Patent

active

049436635

ABSTRACT:
A process for the preparation of alpha-alkylacroleins from aldehydes and formaldehyde. The reaction takes place in the presence of a secondary amine and a carboxylic acid having up to 5 carbon atoms, and is performed in two stages so that, in the first stage, part of the carboxylic acid is added to the reaction mixture and, in the second stage, the remaining carboxylic acid is added.

REFERENCES:
patent: 4346239 (1982-08-01), Bach et al.
patent: 4408079 (1983-10-01), Merger

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