Sulfo containing disazo dyestuffs derived from diazotized 4,4'-d

Details Sulfo containing disazo dyestuffs derived from diazotized 4,4'-d Sulfo containing disazo dyestuffs derived from diazotized 4,4'-d

1976-06-15

1978-05-16

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260162, C09B 3128, D06P 139, D06P 324, D21H 146

Patent

active

040898512

ABSTRACT:
Disazo dyestuffs of the formula ##STR1## IN WHICH K represents the radical of a coupling component of the benzene, acetoacetic acid arylide, pyrazolone or aminopyrazole series,

REFERENCES:
patent: 2127986 (1938-08-01), Roos
patent: 2228288 (1941-01-01), Suckfull et al.
patent: 2544087 (1951-03-01), Hindermann
patent: 2727886 (1955-12-01), Grandjean

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