英语词典化工词典

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

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


  • 中文别名:野鸢尾黄素
  • 中文释义:野鸢尾黄素;野鸢尾苷元;野鸢尾黄素(野鸢尾苷元)
  • 英文别名:irigenin;
    5,7-dihydroxy-3-(3-hydroxy-4,5-dimethoxyphenyl)-6-methoxychromen-4-one;
    7,5,3'-Trihydroxy-6,4',5'-trimethoxyisoflavon;
    5,7,3'-trihydroxy-6,4',5'-trimethoxyisoflavone;
    Irigenin;
    EINECS 208-958-3 
  • CAS No.:548-76-5
  • 分子式:C18H16O8
  • 分子量:360.31484
  • 精确分子量:360.08500
  • PSA:118.59000
  • InChI:The Key: TUGWPJJTQNLKCL-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.461g/cm3
熔点:
189-192ºC
沸点:
646.1ºC at 760mmHg
闪点:
237.7ºC
折射率:
1.649

安全信息

密度:
1.461g/cm3
熔点:
189-192ºC
沸点:
646.1ºC at 760mmHg
闪点:
237.7ºC
折射率:
1.649

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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