
Chemistry Letters p. 179 - 182 (1980)
Update date:2022-08-04
Topics:
Takahashi, Kazuko
Sakae, Toshisada
Takase, Kahei
The title compound 3 was prepared in 4 steps starting from 2,5-dibromothiophene in good yield.This synthetic method is advantageous for the easy preparation of the annulenones having an inserted quinonoid ring.The compound 3 is quite stable and proved to have a highly bond-alternated olefinic character on the basis of NMR data and dipole moment.
View Morewebsite:http://www.vanzpharm.com/en/index.html
Contact:86-27-84492310
Address:FANHU INDUSTRY PARK
Hebei Kangtai Pharmaceutical Co.,Ltd
Contact:+86-0317-3512963
Address:Wugang Road,Mengcun of Cangzhou City,Hebei Province ,China
Shijiazhuang City Xiehe Pharmaceutical Co., Ltd
Contact:+86-311-80817929
Address:Shangzhuang,Shijiazhuang,China
Wuhan Kemi-Works Chemical Co., Ltd
website:http://www.kemiworks.com
Contact:86-27-85736489
Address:Rm. 1503, No. 164, Jianghan North Rd., Wuhan, 430022 China
Hubei Lansun Biochemical Pharmaceutical Co., Ltd
Contact:714-6395977
Address:No. 81 Pengcheng Avenue, economic and technological development zone, Huangshi City, Hubei Province,China
Doi:10.1246/bcsj.59.1635
(1986)Doi:10.1016/0040-4039(95)01973-L
(1995)Doi:10.1016/0031-9422(95)00524-2
(1996)Doi:10.1016/0008-6215(95)00066-3
(1995)Doi:10.1016/S0040-4039(01)84193-9
(1966)Doi:10.1016/0008-6215(95)00161-L
(1995)