您好,欢迎来到魔法化学网!

| CAS号 : | 1244-78-6 |
精确质量 : | 358.10500 |
| 分子式 : | C19H18O7 |
logP : | 3.20000 |
| 分子量 : | 358.34200 |
PSA : | 87.36000 |
3-羟基-3,4,5,7-四甲氧基黄酮 | |
quercetin 5,7,3',4'-tetramethyl ether | |
1244-78-6 | |
C19H18O7 | |
358.34200 | |
87.36000 | |
3.20000 | |
358.10500 |
|
1.6
|
|
|
198.3ºC
|
|
|
5.7E-13mmHg at 25°C
|
|
|
1.325g/cm3
|
|
|
550.9ºC at 760mmHg
|
|
2914509090
|
品名, 成分含量, 用途, 丙酮报明包装 |
|
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% |
|
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% |
|
|