英语词典化工词典

4H-1-Benzopyran-4-one,5-hydroxy-2-(4-hydroxyphenyl)-7-methoxy-6,8-dimethyl-

4H-1-Benzopyran-4-one,5-hydroxy-2-(4-hydroxyphenyl)-7-methoxy-6,8-dimethyl-


  • 中文别名:SIDEROXYLIN
  • 中文释义:5-hydroxy-2-(4-hydroxyphenyl)-7-methoxy-6,8-dimethylchromen-4-one
  • 英文别名:5-hydroxy-2-(4-hydroxyphenyl)-7-methoxy-6,8-dimethylchromen-4-one;
    5,4'-dihydroxy-7-methoxy-6,8-dimethylflavone;
    4',5-Dihydroxy-7-methoxy-6,8-dimethylflavone;
    sideroxyline;
    sideroxylin 
  • CAS No.:3122-87-0
  • 分子式:C18H16O5
  • 分子量:312.3166
  • 精确分子量:312.10000
  • PSA:79.90000
  • InChI:The Key: QJSQOGJCHBXLAH-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.342g/cm3
沸点:
565.5ºC at 760mmHg
折射率:
1.644

安全信息

密度:
1.342g/cm3
沸点:
565.5ºC at 760mmHg
折射率:
1.644

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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