5-hydroxy-2-(3-hydroxy-4,5-dimethoxyphenyl)-6,7-dimethoxy-4H-chromen-4-one

• ChemBase编号: 304785
• 分子式: C19H18O8
• 平均质量: 374.34142
• 单一同位素质量: 374.10016754
• SMILES: c1(c(c(c2c(c1)oc(cc2=O)c1cc(c(c(c1)OC)OC)O)O)OC)OC
• Canonical SMILES: COc1c(O)cc(cc1OC)c1cc(=O)c2c(o1)cc(c(c2O)OC)OC
• InChI: InChI=1S/C19H18O8/c1-23-14-6-9(5-11(21)18(14)25-3)12-7-10(20)16-13(27-12)8-15(24-2)19(26-4)17(16)22/h5-8,21-22H,1-4H3
• InChIKey: WVDMIOIJGFCRJQ-UHFFFAOYSA-N

名称和登记号

名称

• IUPAC标准名: 5-hydroxy-2-(3-hydroxy-4,5-dimethoxyphenyl)-6,7-dimethoxy-4H-chromen-4-one
• IUPAC传统名: 5-hydroxy-2-(3-hydroxy-4,5-dimethoxyphenyl)-6,7-dimethoxychromen-4-one
• 别名: 3',5-Dihydroxy-4',5',6,7-tetramethoxyflavone

登记号

• CAS号: 111537-41-8

理论计算性质

• Acid pKa: 7.927269
• 质子受体: 8
• 质子供体: 2
• LogD (pH = 5.5): 2.377963
• LogD (pH = 7.4): 2.267145
• Log P: 2.3795693
• 摩尔折射率: 96.7858 cm^3
• 极化性: 36.647724 Å^3
• 极化表面积: 103.68 Å^2
• 可自由旋转的化学键: 5
• 里宾斯基五规则: true

分子性质

理化性质

• 外观: Yellow powder