Acetoacetamide diazo dyestuffs

Details Acetoacetamide diazo dyestuffs Acetoacetamide diazo dyestuffs

1978-11-29

1981-02-03

Demers, Arthur P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260146T, 260146R, 260146D, 260156, 260160, 260163, 260176, 260193, C09B 4530

Patent

active

042487730

ABSTRACT:
Novel compounds which have the formula I ##STR1## in which D is the residue of a diazo component, K is the residue of a coupling component, A is an unsubstituted or substituted 1,3- or 1,4-phenylene radical or an unsubstituted or substituted 1,4-naphthylene radical, X is an oxygen atom or sulphur atom, R is a group conferring solubility in water and n and m are each the numbers 0 or 1, with the proviso that if A is a 1,3-phenylene radical the symbol X is bonded in the p-position relative to the amino group or azo grouping of the ring B.

REFERENCES:
patent: 2734051 (1956-02-01), Iselin
patent: 3118869 (1964-01-01), Berrie et al.
patent: 3542758 (1970-11-01), Hegar
patent: 4017478 (1977-04-01), Dore
patent: 4046502 (1977-09-01), Moser et al.
patent: 4118381 (1978-10-01), Fuchs et al.
patent: 4118382 (1978-10-01), Jager et al.

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