英语词典化工词典

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

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


  • 中文别名:2\'-羟基-4,4\'-二甲氧基查耳酮
  • 中文释义:2\'-羟基-4,4\'-二甲氧基查耳酮
  • 英文别名:1-(2-hydroxy-4-methoxyphenyl)-3-(4-methoxyphenyl)prop-2-en-1-one;
    2'-hydroxy-4,4'-dimethoxy-trans-chalcone;
    2'-hydroxy-4,4'-dimethoxychalcone;
    isoliquiritigenin-4,4'-dimethylether;
    4,4'-Dimethoxy-2'-hydroxychalcone 
  • CAS No.:2198-19-8
  • 分子式:C17H16O4
  • 分子量:284.30654
  • 精确分子量:284.10500
  • PSA:55.76000
  • InChI:The Key: OAAPAFSEMHJNTF-BJMVGYQFSA-N
  • 分子结构式:

物化性质

密度:
1.203g/cm3
沸点:
499.6ºC at 760mmHg
闪点:
185.5ºC
折射率:
1.614
蒸汽压:
1.32E-10mmHg at 25°C

安全信息

密度:
1.203g/cm3
沸点:
499.6ºC at 760mmHg
闪点:
185.5ºC
折射率:
1.614
蒸汽压:
1.32E-10mmHg at 25°C

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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