化学学报 ›› 1953, Vol. 19 ›› Issue (2): 77-85. 上一篇    下一篇

应用苯甲醇钠裂解氧三圜型内醚醣醚环的研究

张滂1, 李思固2   

  1. 1. 北京北京大学;
    2. 英国剑桥大学
  • 投稿日期:1952-07-27 发布日期:2013-06-04

A Study of the Scission of Ethylene Oxide Ring in α-Methyl 2:3-Anhydro-4:6-benzylidene-D-allopyranoside by Sodium Benzylate

Pang Chang1, Lythgoe Cambridge2   

  1. 1. Peking University,Peking Basil;
    2. University,England
  • Received:1952-07-27 Published:2013-06-04

应用苯甲醇钠可以裂解α-甲基2:3-内醚-4:6-苯亚甲基-D-同侧醣氧六圜配醣物的醚环,生成53%的α-甲基2-苯甲基-4:6-苯亚甲基-D-2-异侧醣氧六圜配醣物及9%的α-甲基3-苯甲基-4:6-苯亚甲基-D-葡萄糖氧六圜配醣物。此两化合物的结构,应用水解除去苯亚甲基及接触氢解除去苯甲基后,证明是已知的α-甲基D-2-异侧醣氧六圜配醣物,及α-甲基D-葡萄糖氧六圜配醣物;苯甲基在醣分子中的衔接位置,则应用高碘酸钠氧化测定。

The anhydro ring in a-methyl 2:3-anhydro-4:6-benzylidene-D-allopyranoside has been opened by the action of sodium benzylate to give 53% yield of a-methyl 2-benzyl-4:6-benzylidene-D-altropyranoside and 9% of a-methyl 3-benzyl-Q:6-benzylidene-D-glucopyranoside. After the removal of the benzylidene residue by acid hydrolysis, the position of attaclunent of the benzyl group is determined by periodate oxidation.