Azo dye compound

Details Azo dye compound Azo dye compound

2005-11-17

2009-12-08

Balasubramanian, Venkataraman (Department: 1624)

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

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

C514S243000, C430S561000

Reexamination Certificate

active

07629459

ABSTRACT:
A compound represented by formula (I):Formula (I)wherein Z1is atoms necessary for forming an aromatic ring; Z2is atoms necessary for forming an aromatic hetero ring; V1and V2each are a substituent, and at least one of V1and V2is a hydroxyl, primary- or secondary- or tertiary-amino, acylamino, or sulfonamido group; r is 1 to 4; s is 1 to 4; the ring formed by Z1or Z2may have a substituent other than V1or V2; M1is a counter ion; m1is the number necessary for neutralizing charge; and X1and X2each are a carbon or hetero atom, and at least one of X1and X2is a hetero atom.

REFERENCES:
Guerrini et al., European Journal of Medicinal Chemistry, 31(4), 259-272, 1996.
Costanzo et al., Journal of Heterocyclic Chemistry, 31(6), 1369-1376, 1994; CA 122: 160610, 1995.
Partridge et al., Journal of Chemical Society, Section C, Organic Chemistry, 19, 1828-1830, 1996.
Klaus Hunger (Editor); Industrial Dyes: Chemistry, Properties, Applications (2003) (cover page, colophon, contents (VIII to IX), and pp. 112-117, 134-139, 160-173, and 226-245).
Robert K. Lynn et al.; Toxicology and Applied Pharmacology, vol. 56, pp. 248-258, 1980.
Vladimir Benin et al.; J. Org. Chem., vol. 65, pp. 6388-6397, 2000.

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