Chem. J. Chinese Universities ›› 1994, Vol. 15 ›› Issue (5): 705.

• Articles • Previous Articles     Next Articles

Studies on Nucleosides(Ⅳ)──Stereoselective Syntheses of Cinchophen Triazoline-Thione Nucleosides

CHEN Hong-Ming, ZHANG Jian, AO Jian-Min, CAI Meng-Shen   

  1. School of Pharmaceutical Sciences, Beijing Medical University, Beijing, 100083
  • Received:1993-08-20 Revised:1994-01-25 Online:1994-05-24 Published:1994-05-24

Abstract: In this paper,trifluoroacetoxy was used as the leaving group of sugar C-1.Seven new nucleosides were synthesized by treating-1-O-trifluoroacetyl-2,3,5-O-tribenzoyl-α-D-ribofuranose(Ⅱ) with 3-cinchophenyl-4-aryl-1,2,4-triazoline-5-thione (Ⅰ) in 1:1 molar ratio at r.t.. Their structures and compositions were characterized by elemental analysis and spectroscopic methods.

Key words: Nucleosides, Synthesis, Stereoselectivity

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