Methine dyestuffs containing a phenyl azo group

Details Methine dyestuffs containing a phenyl azo group Methine dyestuffs containing a phenyl azo group

1978-06-26

1980-05-06

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

106 145, 106 22, 260163, 260165, 542413, 542426, 542468, 546 82, 548374, C09B 2934, C09B 2936, C09B 2938, D06P 324

Patent

active

042017076

ABSTRACT:
Dyestuffs of the formula ##STR1## wherein R.sub.1 denotes halogen, alkyl, cycloalkyl, aralkyl, nitro, cyano, acyl, acylamino, amino, aminocarbonyl, aminosulphonyl, alkylsulphonyl, arylsulphonyl, alkoxy, aryloxy, aralkoxy, carboxyl, alkoxycarbonyl, aryloxycarbonyl or aralkoxycarbonyl or arylazo,

REFERENCES:
patent: 3073820 (1963-01-01), Plue
patent: 3206453 (1965-09-01), Merian et al.
patent: 3957815 (1976-05-01), Mengler

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