Water-soluble reactive xanthenium dyestuffs

Abstract

Abstract A WATER-SOLUBLE REACTIVE XANTHENIUM DYESTUFF OF THE FORMULA 1 (9-(2-((-)O3S-),R,R''-PHENYL),6-(R1-N(-R2)-)XANTHYLIUM-3- YL)-N(-R3)-(W)M-A-((CH2)N-Y)P- WHEREIN R REPRESENTS HYDROGEN, CHLORINE, HYDROXYL, LOWER, ALKOXY, LOWER ALKYL, CARBOXYL OR A SULFONIC ACID GROUP, R'' REPRESENTS HYDROGEN OR CARBOXYL, R1 STANDS FOR LOWER ALKYL, CARBOXYL-LOWER ALKYL, HO3S LOWER ALKYL, HO3S-O- LOWER ALKYL, LOWER ALKYL-PHENYL OR CYCLOHEXYL, R2 STANDS FOR HYDROGEN, LOWER ALKYL, CARBOXYL-LOWER ALKY, AND R1 AND R2 REPRESENT TOGETHER WITH THE NITRGOEN ATOM MORPHOLYL OR PIPERIDYL, R3 REPRESENTS HYDROGEN OR LOWER ALKYL, A STANDS FOR PHENYLENE, BIPHENYLENE, NAPHTHYLENE, NITRO DIPHENYLAMINE, LOWER ALKYL-AZO-PHENYL, LOWER ALKYL-PHENYLENE, LOWER ALKOXY-PHENYLENE, LOWER ALKYL-ALKOXY-PHENYLENE, CARBOXY-PHENYLENE, HYDROXY-PHENYLENE, MONOSULFOPHENYLENE, CHLOROPHENYLENE, AND W REPRESENTS AS A BIVALENT BRIDGING MEMBER-CH2-,-NH-, -C6H4-CO-NH-, OR -C6H4-SO2-NH- Y REPRESENTS A GROUPING OF THE FORMULA -(N(-R4))Q-SO2-CH=CH2, OR -N(-R4)-SO2-(CH2)2-Z WHEREIN Z STANDS FOR HYDROXYL OR CHLORINE, AN ARYLSULFONIC ACID ESTER GROUP, LOWER ALKYLSULFONIC ACID ESTER GROUP, THIOSULFURIC ACID ESTER GROUP, PHOSPHORIC ACID ESTER GROUP, SULFURIC ACID ESTER GROUP, DIALKYLAMINO, ACETYL OR PHENOXY, R4 REPRESENTS HYDROGEN OR OWER ALKYL, M AND N STAND FOR 0, 1 OR 2, Q FOR 0 OR 1 AND P FOR 1 OR 2, SAID SAID DYESTUFFS BEING SUITABLE FOR THE DYEING OR PRINTING OF LEATHER, WOOL, SILK OR POLYAMIDE OR POLYURETHANE FIBRES, AND PARTICULARLY OF NATIVE OR REGENERATED CELLULOSE FIBRES, THE DYEINGS AND PRINTS OBTAINED ON SAID FIBROUS MATERIALS BEING DISTINGUISHED BY BLUISH RED TO VIOLET SHADE AND BY GOOD FASTNESS TO WET PROCESSING.

Inventors

• 👤 F Meininger
• 👤 F Kohlhaas

Bibliographic Details