|CÁC BÀI BÁO KHOA HỌC||13:34:08 Ngày 19/08/2019 GMT+7|
The title compound, C21H25NO4.H2O, was isolated from the rhizome of Stefania rotunda L. of Vietnam and its structure elucidated. An S configuration was found at the asymmetric C13 atom of the (-)-enantiomer. The water molecule generates infinite helically arranged molecular columns around the screw axes in the z direction through intermolecular hydrogen bonds.
|Luger P., Weber M., Dung N.X., Moi L.D., Khoi T.T., Phuong D.L.|
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|Từ khóa : Stefania|
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