2-amino-bicyclo (3.1.0) hexane-2,6-dicarboxylic ester...

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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08039647

ABSTRACT:
A drug effective for the treatment and prevention of psychiatric disorders such as schizophrenia, anxiety and related ailments thereof, depression, bipolar disorder and epilepsy. The drug antagonizes the action of group II metabotropic glutamate receptors and shows high activity in oral administrationA 2-amino-bicyclo[3.1.0]hexane-2,6-dicarboxylic ester derivative represented by formula [I][wherein R1and R2are identical or different, and each represents a hydrogen atom, a C1-10alkyl group or the like; X represents a hydrogen atom or a fluorine atom; Y represents —OCHR3R4or the like (wherein R3and R4are identical or different, and each represents a hydrogen atom, a C1-10alkyl group or the like; and n represents integer 1 or 2)], a pharmaceutically acceptable salt thereof or a hydrate thereof.

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patent: 2006/0142388 (2006-06-01), Yasuhara et al.
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patent: 2005/000790 (2005-01-01), None
Camille G. Wermuth, The Practice of Medicinal Chemistry: Second Edition, 2003, Elsevier Academic Press, pp. 561-585.
B.J.R. Nicolaus, “Symbiotic Approach to Drug Design”, Decision making in Drug Research, 1983, pp. 173-186.

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