Process for the preparation of arylacetaldehyde-dialkylacetals

Details Process for the preparation of arylacetaldehyde-dialkylacetals Process for the preparation of arylacetaldehyde-dialkylacetals

1991-11-21

1993-04-13

Mars, Howard T.

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

Organic compounds

Oxygen containing

546152, 546339, 548509, 549 78, 510 56, 510 64, C07C 4150

Patent

active

052025004

ABSTRACT:
Arylacetaldehyde-dialkylacetals are prepared with high yields and selectivity from the corresponding chloromethylaromatics in the presence of hydrogen chloride acceptors and methyl carbonyl compounds as catalysts and in the presence of orthoesters as water-binding agents by hydroformylation with carbon monoxide and hydrogen.

REFERENCES:
De Wolfe, Carboxylic Ortho Acid Derivatives, Academic Press, New York 1970 pp. 272-273.

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