4-(2,3,7-trihydroxy-6-oxoxanthen-9-yl)benzoic acid

  • 中文别名:4-(2,3,7-trihydroxy-6-oxoxanthen-9-yl)benzoic acid
  • 中文释义:4-(2,3,7-trihydroxy-6-oxoxanthen-9-yl)benzoic acid
  • 英文别名:4-(2,3,7-trihydroxy-6-oxoxanthen-9-yl)benzoic acid;
    4-(2,6,7-Trihydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid;
    9-(4-Carboxyphenyl)-2,6,7-trihydroxy-3H-xanthen-3-one;
    9-(4-Carboxyphenyl)-3-fluoron;
    PCPF;
    Benzoic acid,4-(2,6,7-trihydroxy-3-oxo-3H-xanthen-9-yl);
    9-(4-carboxyphenyl)-2,6,7-trihydroxyxanthen-3-one;
    p-(Carboxyphenyl)fluorone 
  • cas No.:219305-27-8
  • 分子式:C20H12O7
  • 分子量:364.30500
  • 精确分子量:364.05800
  • PSA:128.20000
  • InChI:The Key: FUHHRYSTEFPENO-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.73g/cm3
沸点:
742.7ºC at 760 mmHg
闪点:
274.1ºC
折射率:
1.816
蒸汽压:
3.65E-23mmHg at 25°C

安全信息

密度:
1.73g/cm3
沸点:
742.7ºC at 760 mmHg
闪点:
274.1ºC
折射率:
1.816
蒸汽压:
3.65E-23mmHg at 25°C

海关数据

中国海关编码:2932999099

概述:
2932999099. 其他仅含氧杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%