2,3:4,5-Di-O-methylen-galactitol | 55715-77-0

• 分子结构分类: 有机化合物 - 有机杂环化合物 - 二氧戊环
• 英文名称: 2,3:4,5-Di-O-methylen-galactitol
• 英文别名: O²,O³;O⁴,O⁵-dimethanediyl-galactitol；O²,O³;O⁴,O⁵-Dimethandiyl-galactit；[(4S,5R)-5-[(4S,5R)-5-(hydroxymethyl)-1,3-dioxolan-4-yl]-1,3-dioxolan-4-yl]methanol
• CAS: 55715-77-0
• 化学式: C₈H₁₄O₆
• 分子量: 206.196
• InChiKey: HNLZDRCHRHTCLI-SOSBWXJGSA-N

物化性质

• 沸点：
  363.0±37.0 °C(Predicted)
• 密度：
  1.352±0.06 g/cm3(Predicted)

计算性质

• 辛醇/水分配系数(LogP)：
  -1.7
• 重原子数：
  14
• 可旋转键数：
  3
• 环数：
  2.0
• sp3杂化的碳原子比例：
  1.0
• 拓扑面积：
  77.4
• 氢给体数：
  2
• 氢受体数：
  6

反应信息

• 作为产物：
  描述：

  [5-[5-(benzoyloxymethyl)-1,3-dioxolan-4-yl]-1,3-dioxolan-4-yl]methyl benzoate 在 甲醇 、 氯仿 、 sodium methylate 作用下， 生成 2,3:4,5-Di-O-methylen-galactitol
  参考文献：
  名称：

  128. Bouchardat's dichlorodideoxydulcitol的结构和1：6-二氨基-1：6-dideoxy-2：4-3：5- di - O-亚甲基二乙醇的合成

  摘要：

  DOI：

  10.1039/jr9560000636

文献信息

• Polyesters comprising 2,5-furandicarboxylate and saturated diol units having a high glass transition temperature
  申请人：Furanix Technologies B.V.

  公开号：US10316140B2

  公开（公告）日：2019-06-11

  A polyester including at least one furandicarboxylate unit, at least one saturated, linear or branched, diol unit including from 2 to 10 carbon atoms, and at least one bicyclic diol unit, the said bicyclic diol being chosen from: isosorbide, isoidide, isomannide, 2,3:4,5-di-O-methylene-galactitol, and 2,4:3,5-di-O-methylene-D-mannitol. The glass transition temperature of the polyester is greater than or equal to 90° C. Processes for preparing this polyester are also described.

  一种聚酯，包括至少一个呋喃二甲酸酯单元、至少一个饱和、线性或支链二元醇单元（包括 2 至 10 个碳原子）和至少一个双环二元醇单元，所述双环二元醇选自：异山梨醇、异酰胺、异甘露醇、2,3:4,5-二-O-亚甲基-半乳糖醇和 2,4:3,5-二-O-亚甲基-D-甘露醇。聚酯的玻璃化温度大于或等于 90 摄氏度。
• Burden; Stoddart, Journal of the Chemical Society. Perkin transactions I, vol. I, p. 1975 675
  作者：Burden、Stoddart

  DOI：——

  日期：——
• POLYESTERS COMPRISING 2,5-FURANDICARBOXYLATE AND SATURATED DIOL UNITS HAVING A HIGH GLASS TRANSITION TEMPERATURE
  申请人：Furanix Technologies B.V.

  公开号：US20170129994A1

  公开（公告）日：2017-05-11

  A polyester including at least one furandicarboxylate unit, at least one saturated, linear or branched, diol unit including from 2 to 10 carbon atoms, and at least one bicyclic diol unit, the said bicyclic diol being chosen from: isosorbide, isoidide, isomannide, 2,3:4,5-di-O-methylene-galactitol, and 2,4:3,5-di-O-methylene-D-mannitol. The glass transition temperature of the polyester is greater than or equal to 90° C. Processes for preparing this polyester are also described.
• THERMOPLASTIC AROMATIC POLYESTERS COMPRISING TETRAHYDROFURAN-DIMETHANOL MOTIFS
  申请人：ROQUETTE FRERES

  公开号：US20170190832A1

  公开（公告）日：2017-07-06

  A thermoplastic polyester includes: at least one tetrahydrofuran-dimethanol diol motif (A); and at least one aromatic acid motif (B) selected from terephthalic acid, isophthalic acid, phthalic acid, 2,6-naphthalene dicarboxylic acid and 1,4-naphthalene dicarboxylic acid, the glass transition temperature thereof being higher than, or equal to, 50° C. A method for producing polyester including the motifs (A) and (B) is also described.