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| CAS号 : | 5452-31-3 |
精确质量 : | 355.08400 |
| 分子式 : | C22H13NO4 |
logP : | 4.42300 |
| 分子量 : | 355.34300 |
PSA : | 73.31000 |
4-methyl-2-(2-oxochromen-3-yl)chromeno[3,4-c]pyridin-5-one | |
5452-31-3 | |
C22H13NO4 | |
355.34300 | |
73.31000 | |
4.42300 | |
355.08400 |
|
1.687
|
|
|
330.9ºC
|
|
|
623.5ºC at 760 mmHg
|
|
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1.404g/cm3
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|
2934999090
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品名, 成分含量, 用途 |
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2934999090. 其他杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% |
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2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2934999090. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff: |
