摘要:
The present invention is related to a novel process for preparing certain piperidine derivatives which are useful as antihistamines, antiallergy agents and bronchodilators.
摘要:
The present invention is related to a novel process for preparing certain piperidine derivatives which are useful as antihistamines, antiallergy agents and bronchodilators.
摘要:
The present invention is related to a novel process for preparing certain piperidine derivatives which are useful as antihistamines, antiallergy agents and bronchodilators.
摘要:
The present invention is related to a novel process for preparing certain piperidine derivatives which are useful as antihistamines, antiallergy agents and bronchodilators.
摘要:
The present invention is related to a novel process for preparing certain piperidine derivatives which are useful as antihistamines, antiallergy agents and bronchodilators.
摘要:
The present invention is related to a novel process for preparing certain piperidine derivatives which are useful as antihistamines, antiallergy agents and bronchodilators.
摘要:
This invention relates to a malic acid salt of (3S,5R)-7-[3-amino-5-methyl-piperidinyl]-1-cyclopropyl-1,4-dihydro-8-methoxy-4-oxo-3-quinolinecarboxylic acid. Also disclosed is a method of treating bacterial infection by an effective amount of this salt.
摘要:
This invention relates to dialdehyde or dinitrile compounds, which are useful for stereoselective synthesis of piperidine, pyrrolidine, and azepane derivatives.
摘要:
The present invention provides 4-nitro-.DELTA..sup.4 -3-ketosteroids, their use as steroid C.sub.17-20 lyase and 5.alpha.-reductase inhibitors and to a novel process for preparing a compound of the formula: ##STR1## comprising sequentially: a) reacting a starting compound of the formula ##STR2## with an effective amount of a strong base at an elevated or suitable temperature for a time sufficient to create the corresponding thermodynamic dienolate, followed by addition of a neutral nitrating agent to produce the 4-nitro-steroid; and then; b) reacting the 4-nitrosteroid with a suitable reducing agent.
摘要:
This invention relates to compounds of Formula (I), (II), or (III) shown in the specification. These compounds can be used to treat hepatitis C virus infection.