1-丙基-4-O-beta-吡喃半乳糖基-alpha-吡喃半乳糖苷 | 93496-18-5

• 分子结构分类: 有机化合物 - 有机氧化合物
• 中文名称: 1-丙基-4-O-beta-吡喃半乳糖基-alpha-吡喃半乳糖苷
• 英文名称: propyl 4-O-β-D-galactopyranosyl-α-D-galactopyranoside
• 英文别名: propyl 4-O-β-galactopyranosyl-α-D-galactopyranoside；1-Propyl-4-O-beta galactopyranosyl-alpha galactopyranoside；(2S,3R,4S,5R,6R)-2-[(2R,3R,4R,5R,6S)-4,5-dihydroxy-2-(hydroxymethyl)-6-propoxyoxan-3-yl]oxy-6-(hydroxymethyl)oxane-3,4,5-triol
• CAS: 93496-18-5
• 化学式: C₁₅H₂₈O₁₁
• 分子量: 384.381
• InChiKey: HZJDMJJGLSPWNV-IBZRJGHZSA-N

计算性质

• 辛醇/水分配系数(LogP)：
  -3.3
• 重原子数：
  26
• 可旋转键数：
  7
• 环数：
  2.0
• sp3杂化的碳原子比例：
  1.0
• 拓扑面积：
  179
• 氢给体数：
  7
• 氢受体数：
  11

反应信息

• 作为产物：
  描述：

  allyl 2-O-benzoyl-6-O-benzyl-α-D-galactopyranoside 在 palladium on activated charcoal potassium cyanide 、 水 、 氢气 作用下， 以 乙醇 、 水 、 乙腈 为溶剂， 反应 123.5h， 生成 1-丙基-4-O-beta-吡喃半乳糖基-alpha-吡喃半乳糖苷
  参考文献：
  名称：

  丙基4-O-β-D-吡喃半乳糖基-α-D-吡喃半乳糖苷的合成研究。

  摘要：

  2-O-苯甲酰基-3,6-二-O-苄基-4-O-（氯乙酰基）-，4-O-乙酰基-2-O-苯甲酰基-3,6-二-O-苄基-和2将-O-苯甲酰基-3,4,6-三-O-苄基-α-D-吡喃半乳糖基氯转化为相应的2,2,2-三氟乙烷磺酸盐，并用烯丙基2-O-苯甲酰基-3处理， 6-二-O-苄基-α-D-吡喃半乳糖苷，得到烯丙基2-O-苯甲酰基-4-O- [2-O-苯甲酰基-3,6-二-O-苄基-4-O-（氯乙酰基）-β-D-吡喃半乳糖苷] -3,6-二-O-苄基-α-D-吡喃半乳糖苷（26; 41％产率），烯丙基4-O-（4-O-乙酰-2-O-苯甲酰基- 3,6-二-O-苄基-β-D-吡喃半乳糖基）-2-O-苯甲酰基-3,6-二-O-苄基-α-D-吡喃半乳糖苷（27;收率62％）和烯丙基2- O-苯甲酰基-4-O-（2-O-苯甲酰基-3,4,6-三-O-苄基-β-D-吡喃半乳糖基）-3,6-二-O-苄基-α-D-吡喃半乳糖苷（

  DOI：

  10.1016/0008-6215(84)85244-1

文献信息

• Compositions for improving the health and appearance of skin
  申请人：Algenist Holdings, Inc.

  公开号：US10231907B2

  公开（公告）日：2019-03-19

  Provided herein are microalgal skin care compositions and methods of improving the health and appearance of skin. Also provided are methods of using polysaccharides for applications such as topical personal care products, cosmetics, and wrinkle reduction compositions. The invention also provides novel decolorized microalgal compositions useful for improving the health and appearance of skin. The invention also includes insoluble polysaccharide particles for application to human skin.

  本文提供了微藻护肤组合物以及改善皮肤健康和外观的方法。还提供了将多糖用于局部个人护理产品、化妆品和除皱组合物等应用的方法。本发明还提供了用于改善皮肤健康和外观的新型脱色微藻组合物。本发明还包括用于人体皮肤的不溶性多糖颗粒。
• MICROALGAE-DERIVED COMPOSITIONS FOR IMPROVING THE HEALTH AND APPEARANCE OF SKIN
  申请人：TerraVia Holdings, Inc.

  公开号：EP1986665B1

  公开（公告）日：2018-05-02
• Devices and solutions for prevention of sexually transmitted diseases
  申请人：Dillon F. Harrison

  公开号：US20070166797A1

  公开（公告）日：2007-07-19

  Provided herein are antiviral compounds and methods of culturing microalgae to produce polysaccharides. Included in the invention are methods of producing novel polysaccharides with high antiviral avtivity. Also provided are methods of using polysaccharides for applications such as preventing or treating viral infections and providing prophylaxis and treatment for sexually transmitted diseases.
• Methods and compositions for improving the health and appearance of skin
  申请人：Dillon F. Harrison

  公开号：US20070166266A1

  公开（公告）日：2007-07-19

  Provided herein are skin care compositions and methods of improving the health and appearance of skin. Also provided are methods of using polysaccharides for applications such as topical personal care products, cosmetics, and wrinkle reduction compositions. The invention also provides novel polysaccharide molecules useful for improving the health and appearance of skin.
• Methods and compositions for thickening, stabilizing and emulsifying foods
  申请人：Dillon F. Harrison

  公开号：US20070166449A1

  公开（公告）日：2007-07-19

  Provided herein are novel food additive polysaccharides. The polysaccharides of the invention can be used, for example to emulsify a food or to suspend compounds in a food composition. Also provided are algae capable of incorporating compounds into polysaccharides to alter the rheological properties of the polysaccharides. Also provided are large scale, low cost methods of precipitating and purifying novel hydrocolloids.