Results 111 to 120 of about 179,183 (161)

Asymmetric vinylogous Michael reaction of alpha,beta-unsaturated ketones with gamma-butenolide under multifunctional catalysis.

Chemical Communications, 2010
Huicai Huang, F. Yu, Zhichao Jin, Wenjun Li, Wenbin Wu, Xinmiao Liang, Jinxing Ye   +6 more
semanticscholar   +1 more source

Hydride-mediated homogeneous catalysis. Catalytic reduction of .alpha.,.beta.-unsaturated ketones using [(Ph3P)CuH]6 and H2

, 1989
W. Mahoney, J. Stryker
semanticscholar   +1 more source

Copper powder-catalyzed regio- and stereoselective aminobromination of alpha,beta-unsaturated ketones with TsNH2 and NBS as nitrogen and halogen sources.

Journal of Organic Chemistry, 2009
Zhan-guo Chen, Junfa Wei, Run-tao Li, Xian‐Ying Shi, Pengfei Zhao   +4 more
semanticscholar   +1 more source

Key Intermediates in Combinatorial Chemistry: Access to Various Heterocycles from alpha,beta-Unsaturated Ketones on the Solid Phase.

Journal of Organic Chemistry, 1998
A. Marzinzik, E. Felder
semanticscholar   +1 more source

Asymmetric Epoxidation of alpha,beta-Unsaturated Ketones Catalyzed by Chiral Polybinaphthyl Zinc Complexes: Greatly Enhanced Enantioselectivity by a Cooperation of the Catalytic Sites in a Polymer Chain.

Journal of Organic Chemistry, 1999
Hongbin Yu, Xiao-Fan Zheng, Zhifan Lin, Q. Hu, Wei-Sheng Huang, L. Pu   +5 more
semanticscholar   +1 more source

Stereoselective synthesis of spiro and condensed pyrazolines of steroidal alpha,beta-unsaturated ketones and nitrilimines by 1,3-dipolar cycloaddition.

Steroids, 2009
E. Mernyák, Eszter Kozma, A. Hetényi, L. Márk, G. Schneider, J. Wölfling   +5 more
semanticscholar   +1 more source

Palladium-catalyzed preparation of silyl enolates from alpha,beta-unsaturated ketones or cyclopropyl ketones with hydrosilanes.

Journal of Organic Chemistry, 2009
Yuto Sumida, H. Yorimitsu, K. Oshima
semanticscholar   +1 more source

Ru-catalyzed intermolecular [3+2+1] cycloaddition of alpha,beta-unsaturated ketones with silylacetylenes and carbon monoxide leading to alpha-pyrones.

Organic Letters, 2007
T. Fukuyama, Yuki Higashibeppu, R. Yamaura, I. Ryu   +3 more
semanticscholar   +1 more source

TEMPO/NaIO4-SiO2: a catalytic oxidative rearrangement of tertiary allylic alcohols to beta-substituted alpha,beta-unsaturated ketones.

Organic Letters, 2008
M. Shibuya, M. Tomizawa, Y. Iwabuchi
semanticscholar   +1 more source

A novel reaction for annulation onto alpha,beta-unsaturated ketones: W(CO)(5).L promoted exo- and endo-selective cyclizations of omega-acetylenic silyl enol ethers prepared by 1,4-addition of propargyl malonate to enones.

Organic Letters, 2001
N. Iwasawa, K. Maeyama, H. Kusama
semanticscholar   +1 more source