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[Chemical Constituents from Drypetes hainanensis Stems and Leaves]
Objective:
To study the chemical constituents from the stems and leaves in Drypetes hainanensis.
Methods:
The constituents were isolated and purified by various chromatography, and the structures were identified by extensive spectral analysis.
Results:
Eleven compounds were isolated and identified as syringaresinol-4-O-glycoside (1), koaburaside (2), abietin (3) syringin (4), kelampayoside A (5), 7,7'-bis-(4-hydroxy-3,5-dimethoxyphenyl)-8,8'-dihydroxymethyl-tetrahydrofuran-4-O-β-glucopyranoside (6), amentoflavone (7), 3,4,5-trimethoxyphenyl-β-D-glucopyranoside (8),1,4-di-O-methyl-myo-inositol (9), glycerol (10) and succinic acid (11).
Conclusion:
All the compounds are isolated from this plant for the first time.
