Water-insoluble mono-azo yellow dyes derived from 1-phenyl-3-ami

Details Water-insoluble mono-azo yellow dyes derived from 1-phenyl-3-ami Water-insoluble mono-azo yellow dyes derived from 1-phenyl-3-ami

1977-06-24

1980-08-05

Demers, Arthur P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

8662, C07B 2934

Patent

active

042161452

ABSTRACT:
New yellow mono-azo dyes which are insoluble in water are disclosed. The dyes are derived from 1-phenyl-3-aminopyrazoles and are particularly effective in dyeing synthetic hydrophobic fibers to intense yellow shades.

REFERENCES:
patent: 2972508 (1961-02-01), Kruckenberg
Lubs, The Chemistry of Synthetic Dyes and Pigments, Reinhold Publishing Corp: New York, 1955, pp. 670-671.

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