Metal-free disazo compounds containing at least two basic water-

Details Metal-free disazo compounds containing at least two basic water- Metal-free disazo compounds containing at least two basic water-

1982-08-18

1985-10-29

Higel, Floyd D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Azo

534603, 534604, 534612, 534613, 534623, 534698, 534641, 534700, 534701, 534739, 534750, 534797, 534803, 162162, C09B 4402, C09B 4408, C09B 4418, C09B 4420

Patent

active

045501580

ABSTRACT:
Metal-free azo compounds of the formula ##STR1## wherein Ra is an aromatic group or an active methylene coupling component radical as defined in the specification,

REFERENCES:
patent: 2135293 (1938-11-01), Renshaw et al.
patent: 3971740 (1976-07-01), Desai et al.
patent: 3993787 (1976-01-01), Moser
patent: 4103092 (1978-07-01), Jefferies et al.
patent: 4206144 (1980-06-01), Jefferies et al.

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