Monoazo compounds

Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal

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260146R, 260147, 260152, 2602071, 260155, 260156, 260157, 260162, 260163, 8 41C, 8 50, 260174, C09B 2908, C09B 2926, C09B 4300, C09B 4312

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039717402

ABSTRACT:
Azo dyestuffs containing at least one group of formula --X--CO--NR--SO.sub.2 aryl, wherein R is hydrogen alkyl or cycloalkyl and X is an oxygen or sulphur atom or a group of formula --NR.sub.1 --, wherein R.sub.1 is hydrogen alkyl or cycloalkyl. The dyestuffs dye polyester fibers in fast shades.

REFERENCES:
patent: 2920070 (1960-01-01), Jirou et al.
patent: 3544548 (1970-12-01), Gunther et al.
patent: 3598803 (1971-08-01), Henrard et al.

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