A new diterpenoid from the stem bark of Populus davidiana

• Xin Feng Zhang ^a, ,
• Xiang Li ^b, ,
• Byung Sun Min ^c, ,
• Ki Hwan Bae ^d,

• a College of Forestry and Biotechnology, Zhejiang Forestry University, Hangzhou 311300, China;

• b Saskatoon Research Center, Agriculture and Agri-Food Canada, 107 Science Place, SK, Canada S7 N0 X2;

• c College of Pharmacy, Catholic University of Daegu, Gyeongbuk 712-702, Republic of Korea;

• d College of Pharmacy, Chungnam National University, Daejeon 305-764, Republic of Korea

• Received Date: 24 January 2008
  
• Fund Project:

  The research was supported by a grant of the Biogreen 21 program (2006), Rural Development Administration, Republic of Korea. We are grateful to the Korea Basic Science Institute (KBSI) for supplying the NMR spectra.