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| CAS号 : | 21259-42-7 |
精确质量 : | 204.04200 |
| 分子式 : | C11H8O4 |
logP : | 1.57960 |
| 分子量 : | 204.17900 |
PSA : | 56.51000 |
2-氧代苯并吡喃-3-羧酸甲酯 | |
methyl 2-oxochromene-3-carboxylate | |
21259-42-7 | |
C11H8O4 | |
204.17900 | |
56.51000 | |
1.57960 | |
204.04200 |
|
1.578
|
|
|
192.9ºC
|
|
|
1.23E-05mmHg at 25°C
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|
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1.337g/cm3
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|
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368.9ºC at 760 mmHg
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2932209090
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品名, 成分含量, 用途 |
|
2932209090. 其他内酯. 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% |
|
2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
|
2932209090. Other Lactones |
