Tetrahedron Letters p. 5433 - 5436 (1985)
Update date:2022-08-03
Topics:
Kunisch, Franz
Hobert, Kurt
Welzel, Peter
The synthesis of the optically active 4 has been accomplished by asymmetric formation of cyclic β-keto esters fully substituted at the α Carbon followed by chemoselective reduction of the ester group.Of the asymmetric reactions examined the Koga procedure proved to be the most selective.
View MoreFrapp's Chemical (NFTZ) Co.,Ltd
Contact:+86-576-86137892
Address:General Chamber of Commercial Building, 159 Wanchang Middle Road, Wenling, Zhejiang, China
zhuzhou zhongle chemical co. ltd.
Contact:+86-0731 28228409
Address:Zhuzhou, Hunan, China
website:http://www.easchem.com
Contact:+86-731-89722861 89722891
Address:2/F-4/Bld Colorful Palace, No.605 Changsha Ave, Yuhua Area Changsha Hunan China.
Zhejiang Tianyu Pharmaceutical Co., Ltd.
Contact:+86-576-84177669, 89189665,89189688,84168770
Address:Jiangkou Development Zone, Huangyan, Taizhou City, Zhejiang
Tianjin Emulsion Science&Technology Development Co.,Ltd
Contact:13901380442
Address:Vake Garden New Town New Yi Bai Road Beichen District Tianjin,China
Doi:10.1021/jm800737y
(2008)Doi:10.1016/j.carres.2008.02.025
(2008)Doi:10.1016/j.tet.2008.05.035
(2008)Doi:10.1002/ardp.19863190808
(1986)Doi:10.1016/S0040-4039(00)98934-2
(1985)Doi:10.1016/S0040-4039(00)84064-2
(1986)
