Organic compounds -- part of the class 532-570 series – Organic compounds – Azo
Patent
1986-12-16
1988-07-26
Higel, Floyd D.
Organic compounds -- part of the class 532-570 series
Organic compounds
Azo
534589, 548505, C09B 5700, C09B 4300, C09B 4600, D06P 376
Patent
active
047601329
ABSTRACT:
Cationic hydrazone dyestuffs of the general formula ##STR1## in which R.sub.1 stands for hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 - to C.sub.4 -alkoxy, nitro or halogen,
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Dorsch Hans-Lothar
Huhne Volker
Kalz Dietmar
Raue Roderich
Bayer Aktiengesellschaft
Higel Floyd D.
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