
Tetrahedron Letters p. 3753 - 3756 (1989)
Update date:2022-08-03
Topics:
Mewshaw, Richard E.
A new method for the preparation of β-chloro and β-bromo-α,β-unsaturated ketones from β-diketones is described.Utilizing Vilsmeier reagents (prepared from N,N-dimethylformamide and oxalyl chloride or oxalyl bromide) β-halo-α,β-unsaturated ketones are isolated in excellent yields.
View MoreHaitong Chemical Industrial Co.,Ltd.
website:https://www.haitonglongwin.com/
Contact:+86-022-66221018
Address:18-701, No.99, The 4th Street, TEDA,
Weihao Chemtech (ChangZhou) Co., Ltd.(expird)
Contact:051989185693
Address:NO 217 huangshan Rd ,Changzhou
Shanghai Taibao Pharmaceutical Technology Co., Ltd(expird)
Contact:021-52217366
Address:shanghai
Contact:0086-357-6662688
Address:Zhaocheng town, Hongtong County, Linfen City, Shanxi Province
Shandong Yuechem Biochemical Co.,Ltd【revoke the business license】
Contact:13843703311
Address:shandong
Doi:10.1007/s00044-011-9804-0
(2012)Doi:10.1039/c39820000014
(1982)Doi:10.1016/S0031-9422(99)00244-7
(1999)Doi:10.1021/op0502553
(2006)Doi:10.1016/j.ica.2004.06.041
(2004)Doi:10.1002/jhet.5570410501
(2004)