Imidazolic compounds and use thereof as alpha-2-adrenergic...

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

Reexamination Certificate

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Reexamination Certificate

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10514487

ABSTRACT:
The invention provides compounds having the formula (1):wherein R1 is hydrogen, fluoro or methoxyl, R1 being in position 2, 3, 4 or 5 of the aromatic carbocycle; R2 is hydrogen or methyl; R3 is hydrogen, methyl or ethyl; and their pharmaceutically acceptable acid addition salts, hydrates of their pharmaceutically acceptable acid addition salts as well as the isomers and the tautomers thereof.

REFERENCES:
patent: 2002/0013356 (2002-01-01), Ratilainen et al.
patent: 01/85698 (2001-11-01), None
Cecil Textbook of Medicine, 20th edition (1996), vol. 2, pp. 2050-2057.
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FDA mulls drug to slow late-stage Alzheimer's [online], [retrieved on Sep. 23, 2003]. Retrieved from the Internet, URL; http://www.cnn.com/2003/HEALTH/conditions/09/24/alzheimers.drug.ap/index.html>.
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