2,4,6-Trihalo-5-alkyl-and 5-alkenylsulphonylpyrimidines
AssigneeCiba-Geigy Corporation
InventorKarl Hoegerle
Life of this patent
Estimating the term…
Abstract
There are described compounds of the formulae I and II ##STR1## and also salts of compounds of the formula I, wherein X represents optionally substituted alkyl or alkenyl, and the Y's represent identical or different halogen atoms. The compounds of the formulae I and II are valuable intermediates which are suitable for producing, e.g., fibre-reactive dyes.
Claims7
A compound of the formula II ##STR6## wherein X represents alkenyl having 2 to 4 carbon atoms or alkyl of 1 to 6 carbon atoms which is unsubstituted or is substituted by substituents selected from the group consisting of 1 to 3 halogen, alkoxy having 1-6 carbon atoms, phenyl and naphthyl,
- and each Y represents an identical or different halogen.
Dependencies are inferred from the claim text.