NONSTEROIDAL COMPOUNDS USEFUL AS MODULATORS OF GLUCOCORTICOID RECEPTOR AP-1 AND/OR NF-KAPPAB ACITIVITY AND USE THEREOF
申请人:Dhar T.G. Murali
公开号:US20110263494A1
公开(公告)日:2011-10-27
Disclosed are compounds of Formula (I) wherein: one of A and D is —N— and the other of A and D is —C—; or enantiomers, diastereomers, or pharmaceutically-acceptable salts thereof. Also disclosed are methods of using such compounds to modulate the function of glucocorticoid receptor activity and pharmaceutical compositions comprising such compounds.
Direct Asymmetric Catalytic Thienylaluminum Addition to Ketones: A Concise Approach to the Synthesis of (<i>S</i>)-Tiemonium Iodide
作者:Deepak B. Biradar、Shuangliu Zhou、Han-Mou Gau
DOI:10.1021/ol901193q
日期:2009.8.6
A direct asymmetric addition of a (2-thienyl)aluminum reagent to ketones catalyzed by a titanium catalyst of (S)-BINOL to afford chiral tertiary 2-thienyl alcohols is reported. The catalytic system works excellently for aromatic ketones and for 1-acetylcyclohexene, furnishing products in excellent enantioselectivities of up to 97% ee. However, the additions to dialkyl ketones afford products in low enantioselectivities of 8-17% ee. Importantly, a concise 3-step synthesis of (S)-tiemonium iodide with an 84% yield is demonstrated.
US8309730B2
申请人:——
公开号:US8309730B2
公开(公告)日:2012-11-13
Highly Efficient Alkylation to Ketones and Aldimines with Grignard Reagents Catalyzed by Zinc(II) Chloride
作者:Manabu Hatano、Shinji Suzuki、Kazuaki Ishihara
DOI:10.1021/ja0628405
日期:2006.8.1
efficient alkylation to ketones and aldimines with Grignardreagents in the presence of catalytic trialkylzinc(II) ate complexes derived from ZnCl2 (10 mol %) in situ was developed. This simple Zn(II)-catalyzed alkylation could minimize the well-known but serious problems with the use of only Grignardreagents, which leads to reduction and aldol side products, and the yield of desired alkylation products
在由 ZnCl2 (10 mol%) 衍生的催化三烷基锌 (II) 酸酯配合物的存在下,使用格氏试剂高效地烷基化为酮和醛亚胺。这种简单的 Zn(II) 催化烷基化可以最大限度地减少仅使用格氏试剂而导致还原和羟醛副产物的众所周知但严重的问题,并且可以提高所需烷基化产物的产率。