[EN] NIACIN RECEPTOR AGONISTS, COMPOSITIONS CONTAINING SUCH COMPOUNDS AND METHODS OF TREATMENT [FR] AGONISTES DES RECEPTEURS DE NIACINE, COMPOSITIONS CONTENANT LESDITS COMPOSES ET METHODES DE TRAITEMENT
Exploring the Synthetic Applicability of a Cyanobacterium Nitrilase as Catalyst for Nitrile Hydrolysis
作者:Chandrani Mukherjee、Dunming Zhu、Edward R. Biehl、Ling Hua
DOI:10.1002/ejoc.200600699
日期:2006.12
specificity and syntheticapplicability of the nitrilase from cyanobacterium Synechocystis sp. strain PCC 6803 have been examined. This nitrilase catalyzed the hydrolysis of both aromatic and aliphatic nitriles to the corresponding acids in high yields. Furthermore, the stereoselective hydrolysis of phenyl-substituted β-hydroxy nitriles to (S)-enriched β-hydroxy carboxylic acids and selective hydrolysis of α
Acetic Acid Aldol Reactions in the Presence of Trimethylsilyl Trifluoromethanesulfonate
作者:C. Wade Downey、Miles W. Johnson、Daniel H. Lawrence、Alan S. Fleisher、Kathryn J. Tracy
DOI:10.1021/jo100828c
日期:2010.8.6
TMSOTf and a trialkylamine base, aceticacid undergoes aldol addition to non-enolizable aldehydes under exceptionally mild conditions. Acidic workup yields the β-hydroxy carboxylic acid. The reaction appears to proceed via a three-step, one-pot process, including in situ trimethylsilyl ester formation, bis-silyl ketene acetal formation, and TMSOTf-catalyzed Mukaiyama aldol addition. Independently synthesized
Niacin Receptor Agonists, Compositions Containing Such Compounds and Methods of Treatment
申请人:Imbriglio Jason
公开号:US20090042926A1
公开(公告)日:2009-02-12
The present invention encompasses compounds of Formula (I): as well as pharmaceutically acceptable salts and hydrates thereof, that are useful for treating atherosclerosis, dyslipidemias and the like. Pharmaceutical compositions and methods of use are also included.
α-ketoglutarate-dependent aryloxyalkanoate dioxygenases (AADs) are repurposed for applications in biocatalytic oxyfunctionalization. Activity profiling of natural AADs enabled the synthesis of four types of α-and β-hydroxy acids with broad scope, high efficiency, and good selectivity.