2,3,4,6-Tetra-O-benzyl-alpha-D-glucopyranose

危険有害性情報のコード(GHS)

• 絵表示(GHS)

  

• 注意喚起語

  Warning

• 危険有害性情報

  H315：皮膚刺激

  H319：強い眼刺激

• 注意書き

  P264：取扱い後は皮膚をよく洗うこと。

  P264：取扱い後は手や顔をよく洗うこと。

  P280：保護手袋/保護衣/保護眼鏡/保護面を着用するこ と。

2,3,4,6-Tetra-O-benzyl-alpha-D-glucopyranose 化学特性,用途語,生産方法

• 説明

  2,3,4,6-Tetra-O-benzyl-D-glucopyranose is a selectively protected intermediate, where the anomeric 1-O-hydroxyl group is free. This hemiacetal has been used successfully as an intermediate for glucosylation couplings, where it was converted into 2,3,4,6-tetra-O-benzyl-D-glucopyranose trichloroacetimidate using trichloroacetonitrile in the presence of a base such as potassium carbonate and DBU.
  Importantly, this imidate donor with no neighbouring participating groups is commonly used for the selective formation of glucosides. 2,3,4,6-tetra-O-benzyl-D-glucopyranose can also be oxidized to the lactone, or reduced to give the open chain form.
  Additionally, 2,3,4,6-tetra-O-benzyl-D-glucopyranose can be used for the preparation of glucono-1,5-lactone hydrazine, which was used, in-turn, to form a glucosylidene-spirocyclopropane.

• 使用

  It is the intermediate of Voglibose/Dapagliflozin. An important D-glucopyranose derivative for glucosylations and other reactions 1,2; Preparation of the α-glucopyranosyl chloride, synthesis of 1-C-α-D-glucopyranose derivatives.

2,3,4,6-Tetra-O-benzyl-alpha-D-glucopyranose 生産企業

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