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| CAS号 : | 4222-02-0 |
精确质量 : | 270.05300 |
| 分子式 : | C15H10O5 |
logP : | 2.57680 |
| 分子量 : | 270.23700 |
PSA : | 90.90000 |
4,5,7-三羟基-3-苯基香豆素 | |
4,5,7-trihydroxy-3-phenylchromen-2-one | |
4222-02-0 | |
C15H10O5 | |
270.23700 | |
90.90000 | |
2.57680 | |
270.05300 |
|
1.748
|
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231.2ºC
|
|
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268-272ºC
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1.579g/cm3
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|
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591ºC at 760mmHg
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GHS07 | |
警告 | |
H315; H319; H335 | |
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2932209090
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R36/37/38
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S26
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Xi
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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% |
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2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
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2932209090. Other Lactones |