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| CAS号 : | 1245-15-4 |
精确质量 : | 358.10500 |
| 分子式 : | C19H18O7 |
logP : | 3.20000 |
| 分子量 : | 358.34200 |
PSA : | 87.36000 |
栎精-3,7,3’,4’-四甲醚 | |
QUERCETIN-3,7,3',4'-TETRAMETHYL ETHER | |
1245-15-4 | |
C19H18O7 | |
358.34200 | |
87.36000 | |
3.20000 | |
358.10500 |
|
1.617
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205.6ºC
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|
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569.2ºC at 760mmHg
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156-161ºC
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1.36g/cm3
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1.48E-13mmHg at 25°C
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2914509090
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品名, 成分含量, 用途, 丙酮报明包装 |
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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% |
