
Tetrahedron Letters p. 3935 - 3936 (1994)
Update date:2022-08-05
Topics:
Strzalko
Seyden-Penne
Wartski
Froment
Corset
A direct evidence of the influence of aggregation state of lithiated penylacetonitrile 1 on the 1,2 versus 1,4 regioselectivity towards benzylideneacetone 2 was established. Progressive addition of hexane to THF solutions raised the aggregates proportion of 1 as evidenced by IR ν(CN) band and led to an increase of 1,4 adduct. Monomers afforded 1,2 addition in pure THF.
View MoreShanDong XinDa Chemical CO.,LTD(expird)
Contact:086-0311-87580543
Address:No.168, High Technology Development Zone Jinan Shandong China
Qingdao Kingway Pharmtech Co., Ltd.
Contact:86-532-87118899
Address:No. 88, Middle Haixi Road, Jiaonan City, Qingdao, China
Guangzhou Flower's Song Fine Chemical CO,. Ltd
Contact:+86-20-87475199
Address:No.12, Fenghuang 3 Road, Jiulong Industrial Park, Luogang District, Guangzhou. China
GUANGZHOU MEDCAN PHARMATECH LTD
website:http://www.gzmedcan.com
Contact:+86-20-82519649
Address:Building J,Room 101,1 JiangtashanRd,Guang Zhou Science City,Guang Zhou ,China
Taizhou Huading Chemical Co.,Ltd(expird)
Contact:+86-576-88583898
Address:Economic&Technology development zone,Taizhou City,Zhejiang Province,China
Doi:10.1002/ardp.19773101106
(1977)Doi:10.1021/jm00218a003
(1977)Doi:10.1081/SCC-120024733
(2003)Doi:10.1016/S0968-0896(03)00183-4
(2003)Doi:10.1021/jo00444a035
(1977)Doi:10.1039/d1gc01658j
(2021)