Title
Clerodens E–J, antibacterial caffeic acid derivatives from the aerial part of Clerodendranthus spicatus
Author
Qing Li, Ying-Na He, Xiao-Wei Shi, Li-Ying Kang, Li-Ying Niu, Xin-Guo Wang, Wei Feng
Year
2016
Journal
Fitoterapia
Abstract
Six new caffeic acid derivatives, Clerodens E–J (1–6) were isolated from the aerial part ofClerodendranthus spicatus. Their structures were elucidated by extensive spectroscopic analysis, including NMR, MS, and ECD data. Compound 1 showed moderate antibacterial activities against drug-resistant strains of bacteria in vitro.
Instrument
J-815
Keywords
Circular dichroism, Absolute configuration, Pharmaceutical