A New Chromene Isolated from Ageratum conyzoides L.
From the ethanol extract of the whole plant of Ageratum conyzoides L. (Compositae), one new chromene, 2,2-dimethylchromene 7-methoxy-6-O-β-D-glucopyranoside, was isolated, together with thirteen known compounds, seven of which were being reported for the first time. The compounds were all characterized by MS, IR, 1D- and 2D-NMR spectroscopy. 7,3',5'-tri-O-methyltricetin (7), precocene II (9),...
Abiodun Humphrey Adebayo, Chang-Jiu Ji, Yu-Mei Zhang, Wen-Jun He, Guang-Zhi Zeng, Hong-Jin Han, Jun-Ju Xu, Afolabi Akintunde Akindahunsi and Ning-Hua Tan
ADEBAYO ABIODUN » Professor Abiodun Humphrey Adebayo obtained a B.Sc. (Honours) degree in Biochemistry from the University of Calabar in 2000. He later proceeded to the University of Jos in 2003 and was awarded an M.Sc. degree in Biochemistry (Distinction grade) in 2005. Prof. Adebayo was awarded a PhD degree in Biochemistry by Covenant University, Ota in 2009. He undertook a postdoctoral study at the Institute... view full profile
