2,3,4,6-tetra-O-benzyl-D-galactopyranosyl-α(1->3)-D-chiro-inositol | 781658-24-0

• 分子结构分类: 有机化合物 - 有机氧化合物
• 英文名称: 2,3,4,6-tetra-O-benzyl-D-galactopyranosyl-α(1->3)-D-chiro-inositol
• CAS: 781658-24-0
• 化学式: C₄₀H₄₆O₁₁
• 分子量: 702.799
• InChiKey: VNBOXVWOZLUNPT-HZUZHHMHSA-N

反应信息

• 作为反应物：
  描述：

  2,3,4,6-tetra-O-benzyl-D-galactopyranosyl-α(1->3)-D-chiro-inositol 在 palladium on activated charcoal 氢气 作用下， 以 甲醇 、 乙醇 、 水 为溶剂， 以100%的产率得到fagopyritol a1
  参考文献：
  名称：

  Synthesis of fagopyritols A1 and B1 from d-chiro-inositol

  摘要：

  Fagopyritol Al (3-O-alpha-D-galactopyranosyl-D-chiro-inositol) and fagopyritol B1 (2-O-alpha-D-galactopyranosyl-D-chiro-inositol) have been synthesized by glycosylation of the diequatorial diol 1,4,5,6-tetra-O-benzoyl-D-chiro-inositol, readily obtained from D-chiro-inositol, with 2,3,4,6-tetra-O-benzyl-D-galactopyranosyl trichloroacetimidate. (C) 2004 Elsevier Ltd. All rights reserved.

  DOI：

  10.1016/j.carres.2004.06.021
• 作为产物：
  描述：

  2,3,4,6-四-O-苄基-D-吡喃半乳糖三氯乙亚氨酸酯 在 三氟甲磺酸三甲基硅酯 、 4 A molecular sieve 、 sodium methylate 作用下， 以 四氢呋喃 、 甲醇 、 乙醚 为溶剂， 反应 1.0h， 生成 2,3,4,6-tetra-O-benzyl-D-galactopyranosyl-α(1->3)-D-chiro-inositol
  参考文献：
  名称：

  Synthesis of fagopyritols A1 and B1 from d-chiro-inositol

  摘要：

  Fagopyritol Al (3-O-alpha-D-galactopyranosyl-D-chiro-inositol) and fagopyritol B1 (2-O-alpha-D-galactopyranosyl-D-chiro-inositol) have been synthesized by glycosylation of the diequatorial diol 1,4,5,6-tetra-O-benzoyl-D-chiro-inositol, readily obtained from D-chiro-inositol, with 2,3,4,6-tetra-O-benzyl-D-galactopyranosyl trichloroacetimidate. (C) 2004 Elsevier Ltd. All rights reserved.

  DOI：

  10.1016/j.carres.2004.06.021