5-Hydroxy-3-(2,4-dihydroxyphenyl)-8,8-dimethyl-4H,8H-benzo[1,2-b:5,4-b']dipyran-4-one

• 常用名: 5-Hydroxy-3-(2,4-dihydroxyphenyl)-8,8-dimethyl-4H,8H-benzo[1,2-b:5,4-b']dipyran-4-one
• 英文名: 5-Hydroxy-3-(2,4-dihydroxyphenyl)-8,8-dimethyl-4H,8H-benzo[1,2-b:5,4-b']dipyran-4-one
• CAS号: 50277-02-6
• 分子量: 352.33700
• 密度: N/A
• 沸点: N/A
• 分子式: C₂₀H₁₆O₆
• 熔点: N/A
• 闪点: N/A

名称

• 英文名: 7-(3,5-dihydroxyphenyl)-5-hydroxy-2,2-dimethylpyrano[3,2-g]chromen-6-one

物理化学性质

• 分子式: C₂₀H₁₆O₆
• 分子量: 352.33700
• 精确质量: 352.09500
• PSA: 100.13000
• LogP: 3.76100

安全信息

• 海关编码: 2932999099

海关

• 海关编码: 2932999099
• 中文概述: 2932999099. 其他仅含氧杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
• 申报要素: 品名, 成分含量, 用途
• Summary: 2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%