US 4,365,070 A · Chlorocitric acids

Abstract

The present invention relates to chlorocitric acids of the formula ##STR1## and stereoisomers, optical antipodes and pharmaceutically acceptable salts thereof, to methods of preparation thereof, including intermediates involved therein, and to their use as anorectic agents for the treatment of obesity in mammals.

Claims7

Dependent claims

A chlorocitric acid .beta.-lactone of the formula ##STR42## and stereoisomers, optical antipodes and pharmaceutically acceptable salts thereof.

Dependencies are inferred from the claim text.

Facts

Application

06/312,041Filed 16 Oct 1981 · continuation in part

Priority

26 Dec 1978

Granted

21 Dec 1982

Term ends

Not estimatedThe source records don’t support an estimate.

Classification7 codes

C07D 305/12
Having one or more double bonds between ring members or between ring members and non-ring members: beta-lactones
C07C 51/09
Preparation of carboxylic acids or their salts, halides or anhydrides: from carboxylic acid esters or lactones
C07C 51/363
By reactions not involving formation of carboxyl groups: by introduction of halogen; by substitution of halogen atoms by other halogen atoms
C07C 59/295
Containing hydroxy or O-metal groups: containing halogen

Abstract

Claims7

Dependent claims

A chlorocitric acid .beta.-lactone of the formula ##STR42## and stereoisomers, optical antipodes and pharmaceutically acceptable salts thereof.

Dependencies are inferred from the claim text.

Chlorocitric acids

Life of this patent

Abstract

Claims7

Chlorocitric acids

Life of this patent

Abstract

Claims7