Two new ent-kauranoids, named maoyecrystals A(1) and B (2), were isolated from the EtOAc extract of the dried leaves of Isodon japonica (Burman f.) Hara collected in Tongbai mountains, Henan Province. Their structures were determined on the basis of spectral data, especially by 2D NMR.
|Number of pages||4|
|Journal||Chinese Chemical Letters|
|Publication status||Published - 10 Nov 2002|
Scopus Subject Areas
- Isodon japonica
- Maoyecrystals A and B