Process for preparing a methyl-substituted benzaldehyde

Details Process for preparing a methyl-substituted benzaldehyde Process for preparing a methyl-substituted benzaldehyde

1979-01-08

1980-03-25

Helfin, Bernard

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C07C 4502

Patent

active

041950402

ABSTRACT:
Process for formylating an alkyl-substituted benzene using carbon monoxide and hydrogen chloride, in the presence of aluminum chloride catalyst, in a reaction mixture which includes chlorobenzene as a solvent, and process for oxidizing an alkyl-substituted benzaldehyde using oxygen, in the presence of an autoxidation initiator, in a reaction mixture which includes cyclohexanone as a reductant.

REFERENCES:
patent: 3369048 (1968-02-01), Hamilton et al.
Olah et al., Friedel-Crafts and Related Reactions, vol. III, Part 2, (1964) 1153-1178.
Isogai et al., Chemical Abstracts, vol. 84, (1976) 164458r.
Adams et al., Organic Reactions, vol. 5, (1962), 290-293.
Justus Liebig's Annalender Chemie, vol. 345, (1906), 374-375.

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