Absolute Configuration of Sanjoinine-A (Frangufoline) and Its Heat Induced Artifact; Sanjoinine-Ahl

  • Han, Byung-Hoon (Natural Products Research Institute, Seoul National University) ;
  • Park, Jeong-Hill (Natural Products Research Institute, Seoul National University) ;
  • Park, Myung-Hwan (Natural Products Research Institute, Seoul National University) ;
  • Han, Yong-Nam (Natural Products Research Institute, Seoul National University) ;
  • Park, Man-Ki (College of Pharmacy, Seoul National University)
  • Published : 1987.09.01

Abstract

Frangufoline (sanjoinine-A) (1) was transformed into its epimer, sanjoinine-$Ah_1$(2) on heat treatment. Absolute configuration of (1) and (2) was determined.

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