Chemistry - A European Journal p. 5910 - 5913 (2014)
Update date:2022-08-02
Topics:
Song, Bo
Li, Lian-Hua
Song, Xian-Rong
Qiu, Yi-Feng
Zhong, Mei-Jin
Zhou, Ping-Xin
Liang, Yong-Min
A convenient zinc-promoted [4+3] cycloaddition of a carbonyl ene-yne with simple dienes was first achieved. This reaction provided an efficient strategy to prepare various cyclohepta[b]furan rings by cascade cycloadditions. Additionally, a multicomponent reaction of dione, alkynal, and diene was also reported, which exhibited a novel strategy for selective creations of C-O bonds and C-C bonds. Go tandem! A first zinc-catalyzed tandem [4+3] cycloaddition is presented herein. Various substituted cyclohepta[b]furans were synthesized from carbonyl ene-yne and diene in moderate to good yield. Furan rings and seven-membered rings were prepared in one single step (see scheme; TBS=tert-butyldimethyl).
View MoreContact:+86-27-85733560
Address:NO.308,QINGNIAN RD.,WUHAN,CHINA
He Bei Shun Er Chemical Co., LTD.
Contact:86-0311-86996932/86860168
Address:No 18,North street
Nanjing Raise Pharmatech Co., Ltd
website:http://www.raisechem.com
Contact:+86-25-58649566
Address:B381,No.606,Ningliu Road,Jiangbei New Area,Nanjing,Jiangsu Province,China
JIANGSU GRAND XINYI PHARMACEUTICAL CO.,LTD
website:http://www.xypharm.com/
Contact:+86-515-84383317
Address:Chenli Road,Costal Chemical Area Binhai,Yancheng, Jiangsu,China
shandong lukang animal & plant drug trading co.,ltd.
Contact:15853765968
Address:floor 9, lukang ,jingying building,#173,taibai building west road,jining city,shandong,china
Doi:10.1515/HC.2008.14.5.337
(2008)Doi:10.1016/j.bmc.2009.06.011
(2009)Doi:10.1135/cccc2008180
(2009)Doi:10.1080/00397911.2018.1465094
(2018)Doi:10.1021/acs.orglett.9b01953
(2019)Doi:10.1016/S0040-4020(01)01115-2
(2002)