Acid-addition salts of optically active piperidine compound and process for producing the same
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United States of America Patent
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Oct 23, 2001
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N/A
app pub date -
Jun 25, 1999
filing date -
Dec 26, 1996
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Abstract
The present invention is to provide a benzenesulfonic acid salt and a benzoic acid salt of (S)-4-[4-[(4-chlorophenyl) (2-pyridyl)methoxy]piperidino]butanoic acid represented by the formula (I): ##STR1## wherein * represents an asymmetric carbon, which are excellent in antihistaminic activity and anti-allergic activity, and a process for producing the same.
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