Pygmaeoherin: A Novel Coumarin from Pygmaeopremna herbacea.
A new 6-oxygenated coumarin, pygmaeoherin, was isolated from roots of PYGMAEOPREMNA HERBACEA. Its structure was determined by spectroscopic methods. An NOE experiment played an important role in confirming the structure.
Meng
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Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, Sichuan, People's Republic of China.
Chen
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