Methine compound and silver halide photographic material...

Details Methine compound and silver halide photographic material... Methine compound and silver halide photographic material...

2007-01-09

2007-01-09

Habte, Kahsay (Department: 1624)

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C548S207000, C548S218000, C548S151000, C548S301700, C548S302100

Reexamination Certificate

active

10631810

ABSTRACT:
Disclosed is a compound represented by the following formula (I):wherein Z1represents an atomic group necessary to form a 5- or 6-membered nitrogen-containing heterocyclic ring; Z2represents an atomic group necessary to form a 5- or 6-membered heterocyclic ring, Z2may further be substituted, or may be condensed with a hetero ring of a benzene ring; R1represents a hydrogen atom, a halogen atom, a mercapto group, an alkyl group, an alkenyl group, an aryl group, an alkylthio group, an alkenylthio group, or an arylthio group; L1and L2each represents a methine group; pirepresents 0 or 1; V1represents a substituent; and n represents 0, 1 or 2, and when n represents 2, a plurality of V1may be the same or different.

REFERENCES:
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patent: 6180332 (2001-01-01), Yamashita et al.
Avdeeva et al., “J-Aggregation of Thiamonomethinecyanines: 4. Aggregation in Solutions”, Sci. Appl. Photo., 1998 39(6), pp. 543-554.
Kanazawa et al., “A New Ring Transforming of Thiazolo [4,5-g] Quinazoline 3-Oxides Into [1,4] Thiazino [3,2-g] Quinazolines By The 1,3-Dipolar Cycloaddition Reaction”, Chem. Pharm. Bull., 1986, 34 (3), 1384-1386.
Merchant et al., “Synthesis of Pyranobenzoxazines and 2-Chloromethylpyranobenzoxazoles”, Curr. Sci., 1984, 53 (8), 424-425.

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