Tetrahedron Letters p. 3089 - 3092 (1997)
Update date:2022-08-04
Topics:
Van Rensburg, Hendrik
Van Heerden, Pieter S.
Bezuidenhoudt, Barend C.B.
Ferreira, Daneel
Asymmetric dihidroxylalion of (E)-1 -(3,4-dimethoxyphenyl)-3-2-methoxy-methyl-4,6- dimethoxy-phenyl)-propene with AD-mix-α or AD-mix-β in the presence of methanesulfonamide, followed by acid catalysed cyclization, afforded the four catechin diastereomers in high enantiomeric excesses and yields.
View MoreWuhan Fortuna Chemical Co.,Ltd
website:http://www.fortunachem.com
Contact:86-27-59207850
Address:Add: Room 2015, No.2 Building, Kaixin Mansion No.107 Jinqiao Avenue, Wuhan, China
Hangzhou Maytime Bio-Tech Co.,Ltd.
website:http://www.maytime.com.cn
Contact:+86-571-88925295 88920965
Address:NO.2-1701 Ganghui Central Ningwei Street, Xiaoshan Hangzhou Zhejiang China
HangZhou HuaYe Chemical Technology Co.,Ltd
Contact:+86-13505815007
Address:hangzhou
website:http://www.greenutra.cn
Contact:0086-411-39553357
Address:No. 7-1-1802, Huizhi Garden,Ocean Square,Dalian, 116033, China
Contact:21-7631221 15884421033
Address:326 Science and technology,Shanghai,China
Doi:10.1021/jo970473x
(1997)Doi:10.1039/c9cc02215e
(2019)Doi:10.1021/acs.orglett.0c02924
(2020)Doi:10.1021/jo01258a056
(1969)Doi:10.1002/anie.200600961
(2006)Doi:10.1021/jo00193a016
(1984)
