Azo dyes having an amino group para to the azo linkage

Details Azo dyes having an amino group para to the azo linkage Azo dyes having an amino group para to the azo linkage

1974-10-25

1977-01-11

Warren, Charles F.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

C09B 4308

Patent

active

040026078

ABSTRACT:
Bright, bluish-red monoazo dyes having the formula ##STR1## wherein X is Cl, Br or CN, and M is an alkali metal or hydrogen.

REFERENCES:
patent: 2092143 (1937-09-01), Schweitzer
patent: 2154838 (1939-04-01), Fischer et al.
patent: 2243213 (1941-05-01), Kranzlein et al.

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