Azo dyes, containing a triazine middle component and a monoazo a

Details Azo dyes, containing a triazine middle component and a monoazo a Azo dyes, containing a triazine middle component and a monoazo a

1995-06-02

1997-06-17

Powers, Fiona T.

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

Organic compounds

Azo

534637, 8532, 8549, 8639, 8922, C09B 3128, C09B 3322, C09B 3536, C09B 3538, C09B 6209, D06P 118

Patent

active

056398646

ABSTRACT:
Azo dyes of formula ##STR1## wherein R.sub.1 and R.sub.2 are each independently of the other hydrogen or unsubstituted or substituted C.sub.1 -C.sub.4 alkyl,

REFERENCES:
patent: 2268919 (1942-01-01), Anderau
patent: 2396659 (1946-03-01), Kaiser et al.
patent: 4997919 (1991-03-01), Schaulin et al.
patent: 5328995 (1994-07-01), Schaulin et al.
Takimoto et al, Chemical Abstracts, 115:210427 (1991).
Patent Abstracts of Japan, vol. 16, No. 375 (C-973) [5418] (1992).
Tokyo-to Kankyo Kagaku Kenyusho Nenpo (1993), pp. 191-195.
Miki et al, Chemical Abstracts, 122(6) 63226m (1995).

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