Process for producing aromatic hydroxycarboxylic acid derivative

Details Process for producing aromatic hydroxycarboxylic acid derivative Process for producing aromatic hydroxycarboxylic acid derivative

1998-05-11

2000-02-01

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562412, 560 64, 560 66, C07C 5116

Patent

active

060205229

ABSTRACT:
A methyl group-containing aromatic compound having a phenolic hydroxyl group protected by a protecting group, is oxidized with oxygen to provide an aromatic hydroxycarboxylic acid derivative. The protecting group includes, for example, an acyl group.

REFERENCES:
Journal of Organic Chemistry--vol. 61, No. 14, 1996, 4520-4526--Y. Ishii et al.--"Alkane Oxidation with Molecular Oxygen Using a New Efficient Catalytic System: N-Hydroxyphthalimide (NHPI) Combined with Co(acac).sub.n (N=2 or 3)+".
Journal of Organic Chemistry--vol. 60, No. 13, 1995, 3934-3935, Y. Ishii et al.--"A Novel Catalysis of N-Hydroxyphthalimide in the Oxidation of Organic Substrates by Molecular Oxygen".
Chem Abst CN 126: 237962 (1997).

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