4,4'-Dimethylchalcone
- 中文别名：4,4\'-Dimethylchalcone
- 中文释义：4,4\'-Dimethylchalcone
- 英文别名：4,4'-Dimethylchalcone;
4-methylbenzal-4'-methylacetophenone;
4'-methyl-2-(4-methylbenzylidene)acetophenone;
1,3-bis(4-methylphenyl)prop-2-en-1-one;
4-methyl-4'-methylchalcone;
1,3-di-p-tolyl-propenone;
p,p'-dimethylbenzalacetophenone;
4,4'-dimethyl-chalcone;
(E)-1,3-bis(4-methylphenyl)prop-2-en-1-one
- CAS No.：21551-47-3
- 分子式：C17H16O
- 分子量：236.30800
- 精确分子量：236.12000
- PSA：17.07000
- InChI：The Key: DTEBZGKINVACPT-UHFFFAOYSA-N
- 分子结构式：
物化性质
- 密度：
- 1.062g/cm3
- 沸点：
- 389.3ºC at 760 mmHg
- 闪点：
- 169.9ºC
- 折射率：
- 1.606
- 蒸汽压：
- 2.88E-06mmHg at 25°C
安全信息
- 密度：
- 1.062g/cm3
- 沸点：
- 389.3ºC at 760 mmHg
- 闪点：
- 169.9ºC
- 折射率：
- 1.606
- 蒸汽压：
- 2.88E-06mmHg at 25°C
海关数据
中国海关编码：2914399090
- 概述：
- 2914399090. 其他不含其他含氧基的芳香酮. 增值税率:17.0%. 退税率:13.0%. 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：
- 2914399090. other aromatic ketones without other oxygen function. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%
热门化工词典词汇
- 5-methylsulfonylthiophene-2-carbaldehyde5-(甲基磺酰基)-2-噻吩甲醛
- 3-Pyridinemethanol,5,6-dichloro-5,6-二氯-3-嘧啶甲醇
- 4-(6-Methoxy-pyriMidin-4-ylaMino)-piperidine-1-carboxylic acid tert-butyl ester4-(6-甲氧基-嘧啶-4-基氨基)-哌啶-1-羧酸叔丁基酯
- 3,4-dibromonaphthalene-1,2-dione3,4-二溴-1,2-萘二酮
- 1,1'-(1,3-Propanediyl)bis[1,1-bis(2-methoxy-5-methylphenyl)phosphine]1,1'-(1,3-丙二基)双[1,1-双(2-甲氧基-5-甲基苯基)膦]
- 2-Propenoicacid,2-hydroxyethylester,polymerwith.alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl)and1,1-methylenebis[42-丙烯酸-2-羟乙基酯与&alpha
- 1-bromo-6-methylcyclohexene1-溴-6-甲基环己烯
- 2,4,6(1H,3H,5H)-Pyrimidinetrione,5-methyl-5-METHYLPYRIMIDINE-2,4,6(1H,3H,5H)-TRIONE
- dimethyl bicyclo[2.2.1]heptane-2,3-dicarboxylatedimethyl bicyclo[2.2.1]heptane-2,3-dicarboxylate
- 5-(1-ethyl-5-methylpyrazol-4-yl)-1,2-oxazole-3-carboxylic acid5-(1-乙基-5-甲基-1H-吡唑-4-基)-异恶唑-3-羧酸
