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| CAS号 : | 574-84-5 |
精确质量 : | 208.03700 |
| 分子式 : | C10H8O5 |
logP : | 1.21280 |
| 分子量 : | 208.16800 |
PSA : | 79.90000 |
秦皮素 | |
7,8-dihydroxy-6-methoxychromen-2-one | |
574-84-5 | |
C10H8O5 | |
208.16800 | |
79.90000 | |
1.21280 | |
208.03700 |
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1.648
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淡黄色结晶片
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196ºC
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472ºC at 760mmHg
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230-232°C
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1.508g/cm3
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GHS07 | |
警告 | |
H302 + H312 + H332; H315; H319; H335 | |
P261; P280; P305 + P351 + P338 | |
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S26-S36
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Xn
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R20/21/22; R36/37/38
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2932209090
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2933990090
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2933990090. 其他仅含氮杂原子的杂环化合物. 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% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
