[EN] BORONIC ACID CATALYSTS AND METHODS OF USE THEREOF FOR ACTIVATION AND TRANSFORMATION OF CARBOXYLIC ACIDS<br/>[FR] CATALYSEURS À BASE D'ACIDE BORONIQUE ET PROCÉDÉS D'UTILISATION ASSOCIÉS POUR L'ACTIVATION ET LA TRANSFORMATION D'ACIDES CARBOXYLIQUES
申请人:UNIV ALBERTA
公开号:WO2012109749A1
公开(公告)日:2012-08-23
The present application provides methods and catalysts for activation of carboxylic acids for organic reactions. In particular, methods are disclosed for direct nucleophilic addition reactions, such as, amidation reactions with amines, cycloadditions, and conjugate additions, using boronic acid catalysts of formula I, II or III: Also included are novel boronic acid catalysts of formula IV, V and III:
Tetrahydroisoquinoline derivatives as LHRH antagonists
申请人:Abbott Laboratories
公开号:US05981521A1
公开(公告)日:1999-11-09
Tetrahydroisoquinoline derivatives of the formula: ##STR1## or a pharmaceutically acceptable salt, ester, or prodrug thereof, having activity as an LHRH antagonist, as well as pharmaceutical compositions containing the same, and methods for their use and preparation.
Boronic Acid Catalysts and Methods of Use Thereof for Activation and Transformation of Carboxylic Acids
申请人:Hall Dennis
公开号:US20140142322A1
公开(公告)日:2014-05-22
The present application provides methods and catalysts for activation of carboxylic acids for organic reactions. In particular, methods are disclosed for direct nucleophilic addition reactions, such as, amidation reactions with amines, cycloadditions, and conjugate additions, using boronic acid catalysts of formula I, II or III: Also included are novel boronic acid catalysts of formula IV, V and III: