4,5,7-Trimethoxyflavonol
- 中文别名:4\'\',5,7-三甲氧基黄酮
- 中文释义:KAEMPFEROL 5,7,4\'-TRIMETHYL ETHER
- 英文别名:3-hydroxy-5,7-dimethoxy-2-(4-methoxyphenyl)-4H-chromen-4-one;
Kaempferol 5,7,4'-trimethyl ether
- CAS No.:1098-92-6
- 分子式:C18H16O6
- 分子量:0
- 精确分子量:328.09500
- PSA:78.13000
- InChI:The Key: SGPXJCVFCJANKN-UHFFFAOYSA-N
- 分子结构式:
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%
分子结构与计算化学数据
分子结构数据
1、 摩尔折射率:85.82
2、 摩尔体积(cm3/mol):246.2
3、 等张比容(90.2K):664.8
4、 表面张力(dyne/cm):53.1
5、 极化率(10-24cm3):34.02
热门化工词典词汇
- 3-Pyridinemethanol,5,6-dichloro-5,6-二氯-3-嘧啶甲醇
- 2,4,6(1H,3H,5H)-Pyrimidinetrione,5-methyl-5-METHYLPYRIMIDINE-2,4,6(1H,3H,5H)-TRIONE
- 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]
- 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
- 5-methylsulfonylthiophene-2-carbaldehyde5-(甲基磺酰基)-2-噻吩甲醛
- 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
- 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
- dimethyl bicyclo[2.2.1]heptane-2,3-dicarboxylatedimethyl bicyclo[2.2.1]heptane-2,3-dicarboxylate