Process for preparing benzophenone derivatives

Details Process for preparing benzophenone derivatives Process for preparing benzophenone derivatives

1979-09-06

1982-04-06

Killos, Paul J.

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

Organic compounds

Carboxylic acids and salts thereof

562418, 562419, 562420, 562468, 26032647, 544172, 544242, 544335, 546 98, C07C 5976

Patent

active

043237002

ABSTRACT:
A process is described for preparing benzophenone derivatives of a high purity in an extremely high yield from 3-phenylphthalide derivatives with the use of at least one oxidizing agent.

REFERENCES:
patent: 2753373 (1955-07-01), Hutchings et al.
patent: 3634500 (1972-01-01), McCormick et al.
patent: 4057573 (1977-11-01), Haas et al.
Grabe et al., Berichte 21, pp. 2003-2005, (1888).

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