Flavokavain B from the rhizome of alpinia mutica roxb

• Main Authors: Mohd. Sirat, Hasnah, Jani, Nor Akmalazura, Hazni, Hazrina, Awang, Khalijah, Ng, Seik Weng
• Format: Article
• Language: English
• Published: International Union of Crystallography 2010
• Subjects: Q Science (General)
• Online Access: http://eprints.utm.my/id/eprint/26318/1/HasnahMohdSirat2010_FlavokavainBfromtheRhizomeofAlpiniaMuticaRoxb.pdf; http://eprints.utm.my/id/eprint/26318/; http://dx.doi.org/10.1107/S1600536810041395

The title compound [systematic name: (E)-1-(2-hydroxy-4,6- dimethoxyphenyl)-3-phenylprop-2-en-1-one], C17H16O4 , has an aromatic ring at both ends of the –CH CH–C( O)– fragment with the –CH=CH– bond in a trans con?guration. The phenyl ring is nearly coplanar with this fragment [dihedral angle 4.8 (3...