Reactions of 2-acyl-1,3-dithianes with α,β-unsaturated ketones: Simple preparation of cyclohexendione monoacetals
作者:Philip C. Bulman Page、Shaun A. Harkin、Allan P. Marchington
DOI:10.1016/s0040-4039(01)93945-0
日期:1989.1
2-Acyl-1,3-dithianes undergo efficient Lewis acid-catalysed addition to α,β-unsaturated ketones giving δ-diketones which suffer intramolecular aldol reaction to produce cyclohex-2-en-1,4-dione monoacetals and/or cyclohex-3-en-1,2-dione monoacetals.
Microbiological synthesis of variously protected L-glyceraldehydes in high optical purity
作者:Giuseppe Guanti、Luca Banfi、Enrica Narisano
DOI:10.1016/s0040-4039(00)84846-7
日期:1986.1
Variously protected L-glyceraldehydes have been enantioselectively synthesized through a sequence involving acylation of formylanion equivalents with glycolic acid derivatives followed by baker's yeast mediated reduction of the resulting ketones.
IMIDAZOTRIAZINES AND IMIDAZOPYRIMIDINES AS KINASE INHIBITORS
申请人:Incyte Holdings Corporation
公开号:US20160326178A1
公开(公告)日:2016-11-10
The present invention is directed to imidazo[1,2-b][1,2,4]triazines and imidazo[1,2-a]pyrimidines, and pharmaceutical compositions thereof, which are inhibitors of kinases such as c-Met and are useful in the treatment of cancer and other diseases related to the dysregulation of kinase pathways.