Phytochemistry p. 943 - 947 (1997)
Update date:2022-08-11
Topics:
Chung, Mei-Ing
Lai, Mei-Hsun
Yen, Ming-Hong
Wu, Ru-Rong
Lin, Chun-Nan
Five new constituents were isolated from the heartwood and roots of Hypericum geminiflorum. The structures were characterized as (2R,3R)- 3,5,7,2',5'-pentahydroxyflavan, 3,5-dimethoxy-4-hydroxy-1-O-β-D-glucoside, 3'-[γ-hydroxymethyl-(Z)-γ-methylally]-2',4',4-trihydroxychalcone 11'-O- ferulate, named gemichalcone A, 3'-[γ-hydroxymethyl-(Z)-γ-methylallyl]- 2',4',4-trihydroxychalcone 11'-O-coumarate, named gemichalcone B, and 3'- [γ-hydroxymethyl-(E)-γ-methylallyl]-2',4',4-trihydroxychalcone 11'-O- coumarate, named isogemichalcone B.
View MoreContact:+86-518-81061113
Address:No. 8 Lingzhou Road, Lianyungang, Jiangsu, China
Heliosense Biotechnologies, Inc.
Contact:+86-592-5667290
Address:Xiamen Torch Hi-tech Zone Venture Weiye Building S506
Shandong Yaroma Perfumery Co., Ltd.
Contact:+86- 531- 88024598
Address:7-702 Caizhi Central, 59 Gong Ye South Road, Jinan City,250101, P. R. China
Jining Shengrun Chemical Industry Co., Ltd.
Contact:+86-537-7121666 ,
Address:West Ring Road,Wenshang County Shandong Province
Chemtrade International ( China )
Contact:+86-532-86893005
Address:Rm 2-501, Huaxia Zonghe Building, No. 410 JInggangshan Road, Huangdao
Doi:10.1016/j.bioorg.2019.103047
(2019)Doi:10.1021/ja00271a016
(1986)Doi:10.1021/acs.orglett.8b03295
(2018)Doi:10.1021/ja01075a043
(1964)Doi:10.1002/chem.201702037
(2017)Doi:10.1039/c7cc09786g
(2018)