21763-71-3

• 常用中文名：5,7-dihydroxy-8-[2-hydroxy-5-(5-hydroxy-7-methoxy-4-oxo-4H-1-benzopyran-2-yl)phenyl]-2-(4-hydroxyphenyl)-4-benzopyrone
• 常用英文名：5,7-dihydroxy-8-[2-hydroxy-5-(5-hydroxy-7-methoxy-4-oxo-4H-1-benzopyran-2-yl)phenyl]-2-(4-hydroxyphenyl)-4-benzopyrone
• CAS号：21763-71-3
• 分子式：C₃₁H₂₀O₁₀
• 分子量：552.48400
• 发布时间：2016-10-05 12:25:23
• 更新时间：2025-09-30 18:18:57

名称

• 英文名: 5,7-dihydroxy-8-[2-hydroxy-5-(5-hydroxy-7-methoxy-4-oxochromen-2-yl)phenyl]-2-(4-hydroxyphenyl)chromen-4-one
• 英文别名: 7-O-methylamenthoflavone; I-7-O-methylamentoflavone; I-7-mono-O-methylamentoflavone; Brakerin; LF-2646; EINECS 244-574-2; IdB-1028; Sequoiaflavone; 7'-O-methylamentoflavone; 7"-monomethylamentoflavone

物化性质

• 密度: 1.576g/cm3
• 沸点: 901.2ºC at 760mmHg
• 分子式: C₃₁H₂₀O₁₀
• 分子量: 552.48400
• 闪点: 302.6ºC
• 精确质量: 552.10600
• PSA: 170.80000
• LogP: 5.43700
• 蒸汽压: 1.81E-34mmHg at 25°C
• 折射率: 1.75