Structures of Two Acylated Flavonol Glucorhamnosides from Ginkgo biloba Leaves

  • Kang, Sam-Sik (Natural Products Research Institute, Seoul National University) ;
  • Kim, Ju-Sun (Natural Products Research Institute, Seoul National University) ;
  • Kwak, Wie-Jong (Life Science Research Center, Sunkyong Industries) ;
  • Kim, Ki-Hyup (Life Science Research Center, Sunkyong Industries)
  • Published : 1990.06.01

Abstract

The position of interglycosidic linkages of two acylated flavonol glucorhamnosides from Ginkgo biloba leaves was unambiguously determined as 1 $\longrightarrow$ 2 linkages rather than 1 $\longrightarrow$ 4 ones on the basis of spectroscopic and chemical evidence.

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