OBJECTIVE
To study the chemical constituents from the roots of Pterospermum heterophyllum.
METHODS
The chemical constituents of P. heterophyllum were isolated and purified by silica gel and sephadex LH-20 column chromatography. Their structures were identified on the basis of spectroscopic data and
OBJECTIVE
To study chemical constituents of contained in roots of Pterospermum heterophyllum.
METHODS
The chemical constituents of P. heterophyllum were separated and purified by silica gel, sephadex LH-20, ODS column chromatography and preparative HPLC. Their structures were identified by
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