Azo pyridone dyestuffs containing at least one reactive phosphor

Details Azo pyridone dyestuffs containing at least one reactive phosphor Azo pyridone dyestuffs containing at least one reactive phosphor

1977-09-12

1980-09-30

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260205, 260206, 2605025, 546286, 546296, 546298, 546300, C09B 2936, C09B 6282, D06P 1384, D06P 366

Patent

active

042254914

ABSTRACT:
Azo pyridone dyestuffs containing at least one reactive phosphoric or phosphonic acid group. The dyestuffs are characterized by the formula:

REFERENCES:
patent: 3926944 (1975-12-01), Berrie et al.
patent: 3936436 (1976-02-01), Berrie et al.
patent: 3956273 (1976-05-01), Ruehler et al.
patent: 3979378 (1976-09-01), Gnad et al.

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