英语词典化工词典

2-Propen-1-one,1-(2,4-dihydroxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)-, (2E)-

2-Propen-1-one,1-(2,4-dihydroxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)-, (2E)-


  • 中文别名:高紫柳查尔酮
  • 英文别名:(E)-1-(2,4-dihydroxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)prop-2-en-1-one;
    2',4,4'-trihydroxy-3-methoxychalcone;
    2-Propen-1-one,1-(2,4-dihydroxyphenyl)-3-(4-hydroxy-3-methoxyphenyl);
    3-O-Methylbutein;
    1-(2,4-Dihydroxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)-2-propen-1-one;
    (2E)-1-(2,4-dihydroxyphenyl)-3-(4-hydroxy-3-methoxyphenyl)prop-2-en-1-one;
    EINECS 251-782-7;
    2',4,4'-trihydroxy-3-dimethoxychalcone;
    4,2',4'-trihydroxy-3-methoxy-trans-chalcone;
    Acrylophenone,2',4'-dihydroxy-3-(p-hydroxy-m-methoxyphenyl);
    4,2',4'-Trihydroxy-3-methoxy-trans-chalkon;
    Homobutein 
  • CAS No.:34000-39-0
  • 分子式:C16H14O5
  • 分子量:286.2794
  • 精确分子量:286.08400
  • PSA:86.99000
  • InChI:The Key: BWFSBUVPIAIXKJ-QHHAFSJGSA-N
  • 分子结构式:

物化性质

密度:
1.369 g/cm3
熔点:
207-212ºC
沸点:
523.8ºC at 760 mmHg
闪点:
197.6ºC
折射率:
1.684

安全信息

密度:
1.369 g/cm3
熔点:
207-212ºC
沸点:
523.8ºC at 760 mmHg
闪点:
197.6ºC
折射率:
1.684

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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