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US 5,849,959 AGranted
Derivatives of 2, 3, 6-trifluorophenols and a process for their preparation
AssigneeClariant GmbH
InventorsRalf Pfirmann, Rainer Wingen
Life of this patent
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Abstract
The present invention relates to compounds of the formula (1) ##STR1## where R is H, a straight-chain or branched alkyl radical with 1 to 6 carbons, a fluorinated straight-chain or branched alkyl radical with 1 to 6 carbons, a benzyl radical, or a benzyl radical substituted by an alkyl group or alkoxy group with 1 to 4 carbons each, or by halogen, X is H, Cl, Br or I, and X is different from R, and a process for their preparation.
Claims18
A compound of the formula (1):
- ##STR6## where (a) R is a benzyl radical or a benxyl readical substituted by an alkyl or alkoxy group having 1 to 4 carbons each, or by a halogen atom, and X is H, Cl, Br or I;
- or
- (b) is an isopropyl group and X is H, Cl, Br or I.
A compound of the formula (1):
- ##STR7## where R is H and X is Cl, Br or I.
Dependencies are inferred from the claim text.