英语词典化工词典

4H-1-Benzopyran-4-one,5,7-dihydroxy-6-methoxy-3-(4-methoxyphenyl)-

4H-1-Benzopyran-4-one,5,7-dihydroxy-6-methoxy-3-(4-methoxyphenyl)-


  • 中文别名:尼泊尔鸢尾异黄酮
  • 中文释义:尼泊尔鸢尾异黄酮;3-Chloropropyltrimethylsilane;(3-Chloropropyl)trimethylsilane;(2R)-4-phenylbutan-2-ol;4-Phenyl-2-butanol;3-(trifluoromethyl)phenylacetonitrile;4-(trifluoromethyl)phenylacetonitrile;1H-Inden-2-amine, 2,3-dihydro-, hydrochloride (9CI);Indan-2-
  • 英文别名:5,7-dihydroxy-6-methoxy-3-(4-methoxyphenyl)chromen-4-one;
    Irisolidone;
    4',6-dimethoxy-5,7-dihydroxyisoflavone;
    5,7-dihydroxy-6,4'-dimethoxyisoflavone;
    4'-O-Methyltectorigenin;
    4'-methoxytectorigenin 
  • CAS No.:2345-17-7
  • 分子式:C17H14O6
  • 分子量:314.2895
  • 精确分子量:314.07900
  • PSA:89.13000
  • InChI:InChI=1/C17H14O6/c1-21-10-5-3-9(4-6-10)11-8-23-13-7-12(18)17(22-2)16(20)14(13)15(11)19/h3-8,18,20H,1-2H3
  • 分子结构式:

物化性质

密度:
1.402g/cm3
沸点:
565.5ºC at 760mmHg
闪点:
212.3ºC
折射率:
1.645
蒸汽压:
2.15E-13mmHg at 25°C

安全信息

密度:
1.402g/cm3
沸点:
565.5ºC at 760mmHg
闪点:
212.3ºC
折射率:
1.645
蒸汽压:
2.15E-13mmHg 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%

热门化工词典词汇