英语词典化工词典

7H-1-Benzopyran-7-one,5-methoxy-6-methyl-2-phenyl-

7H-1-Benzopyran-7-one,5-methoxy-6-methyl-2-phenyl-


  • 中文别名:血竭素
  • 中文释义:血竭素
  • 英文别名:5-methoxy-6-methyl-2-phenylchromen-7-one;
    5-Methoxy-6-methyl-2-phenyl-chromen-7-on;
    5-methoxy-6-methyl-2-phenyl-chromen-7-one;
    5-Methoxy-6-methyl-2-phenyl-7H-chromen-7-one;
    7H-1-Benzopyran-7-one,5-methoxy-6-methyl-2-phenyl;
    5-Methoxy-6-methyl-2-phenyl-7H-1-benzopyran-7-one;
    dracorhodin;
    2-phenyl-5-methoxy-6-methyl-chromen-7-one 
  • CAS No.:643-56-1
  • 分子式:C17H14O3
  • 分子量:0
  • 精确分子量:266.09400
  • PSA:39.44000
  • InChI:The Key: UCZJPQIEFFTIEV-UHFFFAOYSA-N
  • 分子结构式:

物化性质

密度:
1.23g/cm3
沸点:
564.7ºC at 760 mmHg
闪点:
288.1ºC
折射率:
1.622

安全信息

密度:
1.23g/cm3
沸点:
564.7ºC at 760 mmHg
闪点:
288.1ºC
折射率:
1.622

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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