CAS: 40672-47-7; (2R,3R)-2-(3,4-Dihydroxyphenyl)-5,7-Dihydroxy-3-(((2S,3R,4S,5R)-3,4,5-Trihydroxytetrahydro-2H-Pyran-2-yl)Oxy)Chroman-4-One

• 英文名称(2R,3R)-2-(3,4-Dihydroxyphenyl)-5,7-Dihydroxy-3-(((2S,3R,4S,5R)-3,4,5-Trihydroxytetrahydro-2H-Pyran-2-yl)Oxy)Chroman-4-One
• 中文名称紫杉叶素 3-O-β-D-吡喃木糖苷
• IUPAC名称(2R,3R)-2-(3,4-dihydroxyphenyl)-5,7-dihydroxy-3-(((2S,3R,4S,5R)-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl)oxy)chroman-4-one
• 其它别名Taxifolin 3-O-Beta-D-Xylopyraside; Taxifolin 3-O-Beta-D-Xylopyranoside; Taxifolin 3-O-Beta-Xylopyranoside; Taxifolin 3-O-Xyloside; (2R,3R)-2-(3,4-Dihydroxyphenyl)-5,7-Dihydroxy-3-(((2S,3R,4S,5R)-3,4,5-Trihydroxytetrahydro-2H-Pyran-2-yl)Oxy)Chroman-4-One; (2R,3R)-2-(3,4-Dihydroxyphenyl)-5,7-Dihydroxy-4-Oxo-3,4-Dihydro-2H-Chromen-3-Ylβ-D-Xylopyranoside; Taxifolin3-O-β-D-Xylopyranoside; Taxifolin 3-O-Bata-Xylopyranoside
• CAS编号40672-47-7
• MFCD编号:MFCD20260947
• 分子式:C20H20O11分子量:436.37
• 产品CID: 1420708
• 产品分类天然产物 → 黄酮类化合物

• 相似结构搜索
• InChIKey: UKSPRKDZNYSFRL-ARLBNVOWSA-N
• InChI=1S/C20H20O11/c21-8-4-11(24)14-13(5-8)30-18(7-1-2-9(22)10(23)3-7)19(16(14)27)31-20-17(28)15(26)12(25)6-29-20/h1-5,12,15,17-26,28H,6H2/t12-,15+,17-,18-,19+,20+/m1/s1
• 计算化学: 氢键受体数11.0氢键供体数7.0可旋转键数3.0

物理性质

• 沸点813.6±65.0 °C(预测)
• 密度1.80±0.1 g/cm3(预测)
• pKa:7.34±0.60(预测)
• PSA:186.37
• LogP:-0.3504
• 储存条件2-8°C

MSDS等安全信息

• 警示词Warning
• 危险描述H315-H319-
• 防范说明P264-P280-P302+P352-P305+P351+P338-P332+P313-P337+P313-P362+P364-

合成工艺路线路线简述

海关参考信息

• 2902600000-乙苯
  2905122000-异丙醇
  2905310000-1,2-乙二醇
  2905320000-1,2-丙二醇
• 💡 提示：海关信息按照顺序优先匹配，如需确认的海关信息，请参考相关资料。
• 详情请参考：📖 海关编码查询和海关进出口税则

其他信息查阅

• ➥ 象形图和危险代码
• ➥ 防范代码详解
• ➥ 危险代码说明
• ➥ Globally Harmonized System
• ➥ REACH监管