Chemical process for the preparation of a 2-hydroxyarylaldehyde

Details Chemical process for the preparation of a 2-hydroxyarylaldehyde Chemical process for the preparation of a 2-hydroxyarylaldehyde

1993-08-10

1994-10-11

Lone, Werren B.

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

Organic compounds

Oxygen containing

568426, 568432, 568433, C07C 4500

Patent

active

053549201

ABSTRACT:
A method for the preparation of a 2-hydroxyarylaldehyde which comprises reacting an aryloxymagnesium halide derived from a phenol having at least one free ortho position relative to the phenolic hydroxy group with formaldehyde or a formaldehyde-liberating compound under substantially anhydrous conditions in the presence of a polar organic solvent other than hexamethylphosphoramide or 1,3-dimethyl-3,4,5,6-2(1H)-pyrimidone.

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