Synthesis of polyhydroxylated piperidines and evaluation as glycosidase inhibitors
作者:Tony Tite、Marie-Christine Lallemand、Erwan Poupon、Nicole Kunesch、François Tillequin、Christine Gravier-Pelletier、Yves Le Merrer、Henri-Philippe Husson
DOI:10.1016/j.bmc.2004.07.039
日期:2004.10
inducer and iminium stabilizer, in the desymmetrization of meso-trihydroxylated glutaraldehyde. The biological activity of these compounds towards several glycosidases (alpha-D-glucosidase, alpha-D-mannosidase, alpha-L-fucosidase) has been evaluated.
Efficient Synthesis of Functionalized Aziridinium Salts
作者:Hyun-Soon Chong、Hyun A. Song、Mamta Dadwal、Xiang Sun、Inseok Sin、Yunwei Chen
DOI:10.1021/jo901893n
日期:2010.1.1
Various aziridiniumsalts were efficiently prepared from bromination of a series of backbone substituted N,N-bisubstituted β-amino alcohols and isolated via flash column chromatography. The effect of C-substitution, N-substitution, solvent, leaving group, and counteranions on formation of the isolable aziridiniumsalts was investigated.
从一系列骨架取代的N , N -双取代β-氨基醇的溴化反应有效地制备了各种氮丙啶盐,并通过快速柱色谱法进行分离。研究了C取代、N取代、溶剂、离去基团和抗衡阴离子对可分离的氮丙啶盐形成的影响。
Substituted 2-arylimino heterocycles and compositions containing them for use as progesterone receptor binding agents
申请人:——
公开号:US20030207865A1
公开(公告)日:2003-11-06
This invention relates to 2-arylimino heterocycles, including 2-arylimino-1,3-thiazolidines, 2-arylimino-2,3,4,5-tetrahydro-1,3-thiazines, 2-arylimino-1,3-thiazolidin-4-ones, 2-arylimino-1,3-thiazolidin-5-ones, and 2-arylimino-1,3-oxazolidines, and their use in modulating progesterone receptor mediated processes, and pharmaceutical compositions for use in such therapies.
Substituted 2-arylimino heterocycles and compositions containing them, for use as progesterone receptor binding agents
申请人:Bayer Corporation
公开号:US06353006B1
公开(公告)日:2002-03-05
This invention relates to 2-arylimino heterocycles, including 2-arylimino-1,3-thiazolidines, 2-arylimino-2,3,4,5-tetrahydro-1,3-thiazines, 2-arylimino-1,3-thiazolidin-4-ones, 2-arylimino-1,3-thiazolidin-5-ones, and 2-arylimino-1,3-oxazolidines, and their use in modulating progesterone receptor mediated processes, and pharmaceutical compositions for use in such therapies.
Chiral hydroxythiols as catalysts for enantioselective borane ketone reductions
作者:Jean-Claude Fiaud、Frédérique Mazé、Henri B Kagan
DOI:10.1016/s0957-4166(98)00376-0
日期:1998.10
Several chiral 1,2- and 1,3-hydroxythiols derived from (R)-camphor, (1S)-(+)-10-camphorsulfonyl chloride, cysteine and cystine derivatives were prepared and evaluated as catalysts in borane ketone reductions. Under the best experimental conditions (10 mol% catalyst, THF, 35 degrees C), a 95% yield of (R)-1-phenylethanol of 64% ee was obtained in the borane reduction of acetophenone. (C) 1998 Elsevier Science Ltd. All rights reserved.