Process for the preparation of 2-hydroxyarylaldehydes

Details Process for the preparation of 2-hydroxyarylaldehydes Process for the preparation of 2-hydroxyarylaldehydes

1992-08-19

1993-11-09

Lone, Werren B.

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

Organic compounds

Oxygen containing

568425, 568426, 568435, C07C 4500

Patent

active

052604870

ABSTRACT:
A method for the preparation of a 2-hydroxyarylaldehyde which comprises reacting a magnesium bis-hydrocarbyloxide derived at least in part from a hydroxyaromatic compound having at least one free position ortho to the hydroxyl group with formaldehyde or formaldehyde-liberating compound under substantially anhydrous conditions.

REFERENCES:
patent: 4231967 (1980-11-01), Matsuda et al.
patent: 4638096 (1987-01-01), Virnig
G. Casiraghi et al., "Selective Reactions Using Metal Phenoxides. Part I, Reactions with Formaldehyde" Journal of the Chemical Society, Perkin Transactions 1 1978, Letchworth GB, pp. 318-321.

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