New chromone derivative terminalianone from African plant Terminalia brownii Fresen (Combretaceae) in Tanzania

Hiroko Negishi,Takashi Maoka,Marina Njelekela,Naomi Yasui,Sachiko Juman,Jacob Mtabaji,Tomohiro Miki,Yasuo Nara,Yukio Yamori,Katsumi Ikeda

New chromone derivative terminalianone from African plant Terminalia brownii Fresen (Combretaceae) in Tanzania

2011

Hiroko Negishi
Takashi Maoka
Marina Njelekela
Naomi Yasui
Sachiko Juman
Jacob Mtabaji
Tomohiro Miki
Yasuo Nara
Yukio Yamori
Katsumi Ikeda

A new chromone derivative named terminalianone (1) was isolated from the African plant, Terminalia brownii Fresen (Combretaceae) in Tanzania. Its structure was determined to be 7-hydroxy-3-[6′-hydroxyphenyl-2′-oxo-ethyl]chromone by FAB-MS and NMR spectral data.

Keywords:

Chemistry
Organic chemistry
Terminalianone
Chromone
Combretaceae
Terminalia brownii
spectral data

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