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US 3,975,410 AGranted
Process for the manufacture of halogen-containing anthraquinoidal compounds, their use and new halogen-containing anthraquinoidal compounds
AssigneeCiba-Geigy Corporation
InventorsArnold Wick, Max Jost
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Abstract
Process for the manufacture of halogen-containing anthraquinoidal compounds being useful for bulk dyeing high molecular organic compounds and having the formula ##SPC1## Wherein A is an anthraquinoidal radical being free from nitro groups, X is --NH-- or --S--, n is a number of 1 to 4. R.sub.1 to R.sub.5 is hydrogen, halogen, alkyl, alkoxy, aryloxy, aroyl or arylsulphonyl, and Hal is halogen, by halogenating compounds of the formula ##SPC2##
Claims2
Compounds of the formula ##SPC10##
- wherein Hal is bromo or chloro and p has a value of 1 to 2.
Compounds of the formula ##SPC11##
- wherein p has a value of 1 to 2.
Dependencies are inferred from the claim text.