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4H-1-Benzopyran-2-carboxylicacid, 3-(4-chlorophenyl)-5,7-dihydroxy-4-oxo-, ethyl ester

4H-1-Benzopyran-2-carboxylicacid, 3-(4-chlorophenyl)-5,7-dihydroxy-4-oxo-, ethyl ester


  • 中文别名:CAS号:13004-40-5
  • 中文释义:CAS号:13004-40-5
  • 英文别名:ethyl 3-(4-chlorophenyl)-5,7-dihydroxy-4-oxochromene-2-carboxylate;
    4H-1-Benzopyran-2-carboxylicacid, 3-(4-chlorophenyl)-5,7-dihydroxy-4-oxo-, ethyl ester 
  • CAS No.:13004-40-5
  • 分子式:C18H13ClO6
  • 分子量:360.7452
  • 精确分子量:360.04000
  • PSA:96.97000
  • InChI:The Key: KWQNFLZAEPQQJA-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.501g/cm3
沸点:
561.9ºC at 760mmHg
闪点:
293.6ºC
折射率:
1.657
蒸汽压:
3.12E-13mmHg at 25°C

安全信息

密度:
1.501g/cm3
沸点:
561.9ºC at 760mmHg
闪点:
293.6ºC
折射率:
1.657
蒸汽压:
3.12E-13mmHg at 25°C

海关数据

中国海关编码:2918990090

概述:
2918990090. 其他含其他附加含氧基羧酸(包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物). 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:30.0%
申报要素:
品名, 成分含量, 用途
摘要/Summary:
2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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