
Tetrahedron Letters p. 2209 - 2212 (1980)
Update date:2022-09-26
Topics:
Firestone, Raymond A.
The regiochemistry of diazomethane cycloadditions with simple alkylethylenes, heretofore not reported, was investigated in the simplest case, diazomethane and propene. The products were 3-and 4-methylpyrazolines in 7.4/1 ratio, in accord with the diradical mechanism. This mechanism also accounts for the abnormal orientation in intramolecular cases and with bridgehead olefins.
View MoreTianjin Pharmacn Medical Technology Co.,Ltd.
Contact:86-22-60122566ext.866(English),23359620
Address:Green Industrial Base, 6 Haitaifazhan Sixth Rd., Huayuan Industrial Area, Tianjin, 300384, China
Yixing Bluwat Chemicals Co., Ltd.
Contact:+86 510 87821568
Address:Yongan Road, Yixing Chemical Industrial Park, Yixing, Jiangsu, China
Shanghai Pinewood Fine Chemical Co., Ltd.
website:http://www.pinewoodchem.com
Contact:0086-21-62417129,62414096
Address:Suite B, 27F, No.2, Lane 600, Tianshan Road, Shanghai
Nanjing Samwon International Limited
Contact:+86-25-84873444
Address:1108, BLDG B, New Century Plaza, No 1, South Taiping Rd.,
SHANGHAI SYSTEAM BIOCHEM CO., LTD
website:http://www.systeambc.com
Contact:86-021-58380978
Address:Building 87,Lane 669, Dong Jing Road Shanghai,P.R.China
Doi:10.1016/S0040-4039(00)00192-1
(2000)Doi:10.1002/anie.200500938
(2005)Doi:10.1016/S0960-894X(00)00103-7
(2000)Doi:10.1021/ja01126a038
(1952)Doi:10.1039/a909262e
(2000)Doi:10.1016/j.cbi.2010.12.020
(2011)