英语词典化工词典

4H-1-Benzopyran-4-one,5,6,7-trihydroxy-2-(4-hydroxy-3-methoxyphenyl)-

4H-1-Benzopyran-4-one,5,6,7-trihydroxy-2-(4-hydroxy-3-methoxyphenyl)-


  • 中文别名:5,6,7-三羟基-2-(4-羟基-3-甲氧基苯基)-4H-1-苯并吡喃-4-酮
  • 英文别名:5,6,7-trihydroxy-2-(4-hydroxy-3-methoxyphenyl)chromen-4-one;
    O6-Desmethyljaceosidin;
    Flavone,4',5,6,7-tetrahydroxy-3'-methoxy;
    Nodifloretin;
    Batatifolin;
    4',5,6,7-Tetrahydroxy-3'-methoxyflavone 
  • CAS No.:23494-48-6
  • 分子式:C16H12O7
  • 分子量:0
  • 精确分子量:316.05800
  • PSA:120.36000
  • InChI:The Key: OZVBXGBZPZBKJO-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.605g/cm3
沸点:
655ºC at 760 mmHg
闪点:
249.3ºC
折射率:
1.727
蒸汽压:
9.27E-18mmHg at 25°C

安全信息

密度:
1.605g/cm3
沸点:
655ºC at 760 mmHg
闪点:
249.3ºC
折射率:
1.727
蒸汽压:
9.27E-18mmHg 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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