
Tetrahedron p. 12137 - 12158 (1996)
Update date:2022-08-03
Topics:
Wang, En Si
Choy, Yuen Min
Wong, Henry N. C.
Employing an intramolecular Michael addition as a pivotal step, butenolide 5, furans 6 and 7 have been converted to dioxaspiro compounds 8, 9, 10 and 11, whose heterocyclic frameworks constitute important structural units of prehispanolone (2) as well as 14,15-dihydroprehispanolones (3) and (4), respectively. Hispanolone (1) was converted to 2, 3 and 4 by utilizing a similar strategy.
View MoreShanghai Bojing Chemical Co., Ltd.
Contact:021-37122233
Address:6F Buildiing 11,No.388,Baifu Road,District Fengxian.Shanghai, China.
Chongqing Rong&Quan Pharmaceutical Technology Co. , Ltd.
Contact:86-023-65268721
Address:No. 7, Manshanhong Village, Pingdingshan, Shapingba District, Chongqing Province, China
Hebei Think-Do Environment Co., Ltd
website:http://www.thinkdo-environment.com
Contact:0311-86510809-
Address:No 6, Shilian Middle Street, Circular Chemical Industry Park
Hangzhou Bayee Chemical Co.,Ltd.
Contact:+86-571-86990109
Address:No.380, Jiangnan Auenue, Binjiang District, Hangzhou, China
Contact:(86) 731 88718666
Address:Room 1222, Unit 4, Building B, Shangcheng, No.47, Kaiyuan East Road.
Doi:10.1016/j.catcom.2018.06.009
(2018)Doi:10.1039/c6ra06644e
(2016)Doi:10.1021/acs.jmedchem.0c02234
(2021)Doi:10.1016/j.bmcl.2012.08.113
(2012)Doi:10.1039/c2cc34921c
(2012)Doi:10.1007/s00044-012-0255-z
(2013)