5-(1-hydroxylcycloalkyl)-2-methoxy pyridine compounds
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United States of America Patent
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Apr 20, 1993
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N/A
app pub date -
Feb 21, 1992
filing date -
Aug 16, 1989
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Abstract
There are described compounds of the formula ##STR1## where n is 1, 2 or 3; R.sub.1 is hydrogen, formyl, loweralkylcarbonyl, arylloweralkylcarbonyl, loweralkyl, arylloweralkyl, ##STR2## R.sub.5 and R.sub.6 being independently loweralkyl or alternatively the group ##STR3## taken as a whole is ##STR4## R.sub.2 is hydrogen, loweralkyl, loweralkenyl, arylloweralkyl, --CH.sub.2 C.tbd.CH, ##STR5## R.sub.7 and R.sub.8 being independently loweralkyl or alternatively the group ##STR6## taken as a whole is ##STR7## R.sub.3 is hydrogen is loweralkyl; and R.sub.4 is hydrogen or loweralkyl; which compounds are useful as analgesic agents and also for treating various memory dysfunctions.
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