英语词典化工词典

4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-5-hydroxy-3,6,7-trimethoxy-

4H-1-Benzopyran-4-one,2-(3,4-dihydroxyphenyl)-5-hydroxy-3,6,7-trimethoxy-


  • 中文别名:CHRYSOSPLENOL D
  • 中文释义:CHRYSOSPLENOL D;5,3\',4\'-三羟基-3,6,7-三甲氧基黄酮;猫眼草酚 D
  • 英文别名:2-(3,4-dihydroxyphenyl)-5-hydroxy-3,6,7-trimethoxychromen-4-one;
    Chrysosplenol D;
    chrysophenol-D;
    quercetagetin 3,6,7-trimethylether;
    5,3',4'-trihydroxy-3,6,7-trimethoxyflavone;
    3',4',5-Trihydroxy-3,6,7-trimethoxyflavone 
  • CAS No.:14965-20-9
  • 分子式:C18H16O8
  • 分子量:360.3148
  • 精确分子量:360.08500
  • PSA:118.59000
  • InChI:The Key: BYWLLSQTJBXAPV-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.54g/cm3
沸点:
645ºC at 760mmHg
闪点:
237.2ºC
折射率:
1.68
蒸汽压:
3.09E-17mmHg at 25°C

安全信息

密度:
1.54g/cm3
沸点:
645ºC at 760mmHg
闪点:
237.2ºC
折射率:
1.68
蒸汽压:
3.09E-17mmHg at 25°C

海关数据

中国海关编码:2914509090

概述:
2914509090 含其他含氧基的酮. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
申报要素:
品名, 成分含量, 用途, 丙酮报明包装
摘要/Summary:
HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%

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