METHOD FOR PRODUCING (R)-alpha-(2,3-DIMETHOXYPHENYL)-1-[2-(4-FLUOROPHENYL)ETHYL]-4-PIPERIDINEMETHANOL
PROBLEM TO BE SOLVED: To provide various methods for producing (R)-α-(2,3-dimethoxyphenyl)-1-[2-(fluorophenyl)ethyl]-4-piperidinemethanol. SOLUTION: There are provided various methods for the production comprising, reacting an (R)-α-(2,3-dimethoxyphenyl)-4-piperidinemethanol with a 4-fluorophenyleth...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide various methods for producing (R)-α-(2,3-dimethoxyphenyl)-1-[2-(fluorophenyl)ethyl]-4-piperidinemethanol. SOLUTION: There are provided various methods for the production comprising, reacting an (R)-α-(2,3-dimethoxyphenyl)-4-piperidinemethanol with a 4-fluorophenylethyl alkylating agent, reacting 4-[1-oxo-1-(2,3-dimethoxyphenyl)methyl]-N-2-(4-fluorofen-1-oxo-ethyl)piperidine with a chiral reducing agent, or a selective enzymatic hydrolysis of α-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol butyric acid ester. COPYRIGHT: (C)2010,JPO&INPIT |
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