abstract |
The invention discloses a compound "Ginkgo phloridic acid" isolated from ginkgo root bark, namely 1,8-dihydroxy-dibenzofuran-2,6-dicarboxylic acid, whose molecular formula is C 14 H 8 O 7 , also discloses the compound extraction and separation method and its application in the identification of Ginkgo biloba root bark extract in Ginkgo biloba leaf extract. |