Journal of Organic Chemistry p. 9088 - 9095 (2018)
Update date:2022-09-26
Topics:
Barát, Viktor
Csókás, Dániel
Bates, Roderick W.
An asymmetric synthesis of (-)-cytisine has been achieved. The piperidine C-ring was formed using a stereodivergent intramolecular 6-endo aza-Michael addition. The B-ring was established by intramolecular pyridine N-alkylation. The absolute stereochemistry was established by an Evans acyl oxazolidinone enolate alkylation reaction that proceeded with an unexpected stereochemical outcome due to participation of the pyridine nitrogen lone pair.
View MoreShanghai Sinofluoro Scientific Co., Ltd
Contact:+86-21-64279360
Address:Room 1006,Building 3,#58 East Xinjian Road, Shanghai ,201100,China,
Contact:+0086-21-61984905-1
Address:Building 60,Zimian Park, LongYang industrial Area, 1515Nong,Yuandong Road Fengxian District, Shanghai ,China
GUANGZHOUGRENSPSPORTS FACILITIES CO LTD
Contact:
Address:
website:http://www.sincerityenterp.com
Contact:+86-571-88111846
Address:Binjiang Area, Hangzhou
Contact:0086-29-89196322
Address:North of the Fifth Keji Road, Hi-Tech Industrial Zone, Xi'an City, Shaanxi Province, China
Doi:10.1055/s-1975-23764
(1975)Doi:10.1021/jo00912a009
(1975)Doi:10.1246/bcsj.48.2039
(1975)Doi:10.1039/d0gc02370a
(2020)Doi:10.1002/ejoc.201403268
(2015)Doi:10.14233/ajchem.2017.20738
(2017)