A new coumarin glycoside from Daphne giraldii

Abstract A new coumarin glycoside was isolated from the ethanol extract of the barks of stem of Daphne giraldii Nitsche. Its structure was defined as daphnetin 8- O -β- d -glucopyranosyl-(1 → 6)-β- d -glucopyranoside on the basis of spectral evidences.