Chromium complex dyes, their manufacture and use

Details Chromium complex dyes, their manufacture and use Chromium complex dyes, their manufacture and use

C - Chemistry, Metallurgy

09

B

260/166.6

C09B 45/16 (2006.01)

Patent

CA 1049001

NOVEL CHROMIUM COMPLEX DYES, THEIR MANUFACTURE AND USE Abstract of the Disclosure Chromium complex of the formula (1) Image wherein one of the symbols Z1 and Z2 is a nitro group and the other is hydrogen, a nitro group, a halogen atom, a methyl a methoxy or an acylamino group, R is a phenyl radical which is optionally substituted by halogen, low molecular alkyl or nitro, R1 is a phenyl radical which is optionally substituted by halogen, low molecular alkoxy, low molecular alkyl or by nitro, one of the symbols X1, X2 and X3 is hydrogen and each of the others is independently hydrogen, a nitro group, a halogen atom, a methyl or a methoxy group and Me? is a cation.

217945

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