英语词典化工词典

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

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


  • 中文别名:棕矢车菊素; 4\',5,7-三羟基-3\',6-二甲氧基黄酮; 4\',5,7-三羟基-3\',6-二甲氧基苯并吡喃-4-酮
  • 中文释义:棕矢车菊素;合金欢素;4\',5,7-三羟基-3\',6-二甲氧基苯并吡喃-4-酮;5,7,4\'-三羟基-6,3\'-二甲氧基黄酮;4\',5,7-三羟基-3\',6-二甲氧基黄酮
  • 英文别名:4H-1-Benzopyran-4-one, 5,7-dihydroxy-2-(4-hydroxy-3-methoxyphenyl)-6-methoxy-;
    jaceosidin;
    5,7-dihydroxy-2-(4-hydroxy-3-methoxyphenyl)-6-methoxychromen-4-one;
    4',5,7-Trihydroxy-3',6-dimethoxyflavone;
    5,7,4'-trihydroxy-6,3'-dimethoxyflavone;
    Jaceosidin;
    JACEOSIDINE;
    5,7,4'-trihydroxy-3',6-dimethoxyflavone 
  • CAS No.:18085-97-7
  • 分子式:C17H14O7
  • 分子量:330.29
  • 精确分子量:330.07396
  • PSA:109.36000
  • InChI:The Key: GLAAQZFBFGEBPS-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.483±0.06 g/cm3
熔点:
223-224 °C
沸点:
619.0±55.0 °C
闪点:
232.0±25.0 °C
水溶解性:
Sparingly Soluble (0.17 g/L)
折射率:
1.67
蒸汽压:
6.48E-16mmHg at 25°C
蒸汽密度:
6.48E-16 Torr

安全信息

密度:
1.483±0.06 g/cm3
熔点:
223-224 °C
沸点:
619.0±55.0 °C
闪点:
232.0±25.0 °C
水溶解性:
Sparingly Soluble (0.17 g/L)
折射率:
1.67
蒸汽压:
6.48E-16mmHg at 25°C
蒸汽密度:
6.48E-16 Torr

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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