Organic compounds -- part of the class 532-570 series – Organic compounds – Nitriles
Reexamination Certificate
2005-06-14
2005-06-14
Richter, Johann (Department: 1626)
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitriles
C558S419000, C564S393000, C564S427000
Reexamination Certificate
active
06906217
ABSTRACT:
This invention is an aminostyrylanthracene compound represented by, for example, the following general formula [I]. This compound is produced by condensation from a responding aminobenzaldehyde and a phosphonic ester or phosphonium salt.[where, in the general formula [I] above, R2represents an unsubstituted aryl group, R1represents a group which may have a variety of substituents, and R3to R5each represent a hydrogen atom, a cyano group, or a hydrocarbon group.]
REFERENCES:
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Brian K. Hubbard et al., Synthesis and Characterization of dicyanoanthracene-tethered B-cyclodextrins, Jour. Chem. Soc., Perkin Trans. 2, pp. 1005-1009, 1996.
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Database HCAPlus ACS; Dec. 14, 1994, XP002301125, retrieved from STN Database accession No. 123:21800/DN, abstract, RN164061-69-2, Hua Wang et al., vol. 12, No. 3, 1994, pp. 278-282.
Database HCAPlus ACS; Apr. 1, 1998, XP002301126, retrieved from STN Database accession No. 128:204680/DN, abstract, RN204119-42-6, Hua Wang et al., vol. 8, No. 4, 1997, pp. 1-5.
Ichimura Mari
Ishibashi Tadashi
Tamura Shinichiro
Richter Johann
Sackey Ebenezer
Sonnenschein Nath & Rosenthal LLP
Sony Corporation
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