Cycloaliphatic dicarbonyl containing azo dyestuffs

Details Cycloaliphatic dicarbonyl containing azo dyestuffs Cycloaliphatic dicarbonyl containing azo dyestuffs

1975-09-26

1977-08-02

Warren, Charles F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260152, 260153, 260154, 260155, 260156, 260157, 260158, 260162, 260163, 260187, 260205, 260206, 260207, 260455R, 260465D, 260468R, 260468G, 260468L, 260471A, 260473R, 260482C, 260490, 260553R, 260556A, 260557R, C09B 2908, C09B 2926, C09B 4300

Patent

active

040395294

ABSTRACT:
An azo compound free from sulfonic acid groups of the formula ##STR1## wherein D is the radical of a diazo component, A is a p-phenylene radical which may be substituted, X is an --NH-- group, a sulfur atom or an oxygen atom, Y is a cycloaliphatic radical containing up to 12 carbon atoms, X' is an --NH-- group, a sulfur atom or an oxygen atom, R.sub.1 is an alkyl radical which may be substituted, R.sub.2 is an alkylene radical which may be substituted and R.sub.3 is an organic radical, and mixtures of said azo compounds with one another, with or without other azo dyestuffs.

REFERENCES:
patent: 2354187 (1944-07-01), Felix et al.

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