摘要:
A process for making (2S,5R)-5-ethynyl-1-{N-(4-methyl-1-(4-carboxy-pyridin-2-yl)piperidin-4-yl)glycyl}pyrrolidine-2-carbonitrile and salts thereof, and intermediates used in the process are disclosed.
摘要:
Octahydro-pyrrolo[3,4-b]pyrrole derivatives are useful in treating conditions or disorders prevented by or ameliorated by histamine-3 receptor ligands. Octahydro-pyrrolo[3,4-b]pyrrole compounds, methods for using such compounds, compositions for making them, and processes for preparing such compounds are disclosed herein.
摘要:
Octahydro-pyrrolo[3,4-b]pyrrole derivatives are useful in treating conditions or disorders prevented by or ameliorated by histamine-3 receptor ligands. Octahydro-pyrrolo[3,4-b]pyrrole compounds, methods for using such compounds, compositions for making them, and processes for preparing such compounds are disclosed herein.
摘要:
A compound of the formula (I): or a pharmaceutically acceptable salt thereof is disclosed, as well as processes for and intermediates in the preparation thereof, and a method of antagonizing endothelin.
摘要:
In one aspect, the invention relates to a process for preparing 6-O-substituted erythromycin derivatives comprising reacting 2′-substituted and optionally 4″-substituted 9-oxime erythromycin derivatives with an alkylating agent in the presence of a palladium catalyst and phosphine. In another aspect, the invention relates to processes for preparing 6-O-substituted erythromycin ketolides using the palladium-catalyzed alkylation reaction.
摘要:
A compound of the formula (I): or a pharmaceutically acceptable salt thereof is disclosed, as well as processes for and intermediates in the preparation thereof, and a method of antagonizing endothelin.
摘要:
The present invention relates to producing stereoselective nitro compounds by reacting a dicarbonyl compound with a nitrostyrene compound in the presence of a catalyst complex and a base.
摘要:
The present invention discloses (1S,5S)-3-(5,6-dichloro-3-pyridinyl)-3,6-diazabicyclo[3.2.0]heptane, salts thereof, and its use to treat pain and other disorders associated with the nicotinic acetylcholine receptor.
摘要:
The invention relates to a process for preparing quinoline-substituted carbonate and carbamate compounds, which are important intermediates in the synthesis of 6-O-substituted macrolide antibiotics. The process employs metal-catalyzed coupling reactions to provide a carbonate or carbamate of formula (I) or (II) or a substrate that can be reduced to obtain the same.
摘要:
The invention relates to a process for preparing quinoline-substituted carbonate and carbamate compounds, which are important intermediates in the synthesis of 6-O-substituted macrolide antibiotics. The process employs metal-catalyzed coupling reactions to provide a carbonate or carbamate of formula (I) or (II) or a substrate that can be reduced to obtain the same.