Chromium complexes of phenylazopyrazolyl or phenylazonaphthol dy

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

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260146R, 260149, 260151, C09B 4516, D06P 110, D06P 324

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active

040454231

ABSTRACT:
Monoazo chromiferous dyestuff of the formula: ##STR1## in which A represents phenylene which is unsubstituted or monosubstituted by nitro, chloro or sulpho, or disubstituted by nitro and sulpho or chloro and sulpho or methyl and nitro or chloro and chloro, B represents 1-phenyl-3-methyl-5-pyrazolyl monosubstituted on the phenyl by sulpho, chloro or ethyl, ethylidene acetanilide, hydroxyquinolidene, hydroxyphenylene, naphthylene substituted by one sulpho or one methyl, one of A or B is substituted by sulpho, Y.sub.1 represents --O-- or ##STR2## Y.sub.2 represents --O-- or ##STR3## Y.sub.1 and Y.sub.2 are each in a vicinal position with respect to azo, and Z is water, ammonia and pyridine.

REFERENCES:
patent: 2708193 (1955-05-01), Pfitzner et al.
patent: 2871232 (1959-01-01), Csendes
patent: 3356671 (1967-12-01), Johnson et al.
patent: 3544545 (1970-12-01), Idelson
patent: 3551406 (1970-12-01), Idelson
patent: 3728328 (1973-04-01), Lienhard et al.
Idelson et al. (I), J. Am. Chem. Soc., vol. 88, pp. 186 to 187, (1966).
Idelson et al. (II), Inorganic Chemistry, vol. 6, pp. 450 to 458, (1967).

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