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| CAS号 : | 16583-08-7 |
精确质量 : | 238.98400 |
| 分子式 : | C7HF4NO4 |
logP : | 2.37260 |
| 分子量 : | 239.08100 |
PSA : | 83.12000 |
2,3,4,5-四氟苯甲酸 | |
2,3,4,5-Tetrafluoro-6-nitrobenzoic acid | |
16583-08-7 | |
C7HF4NO4 | |
239.08100 | |
83.12000 | |
2.37260 | |
238.98400 |
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淡黄色结晶粉末
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161ºC
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342.6ºC at 760 mmHg
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137-141 °C(lit.)
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1.83 g/cm3
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2.86E-05mmHg at 25°C
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GHS07 | |
警告 | |
H315; H319; H335 | |
P261; P305 + P351 + P338 | |
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3
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S26-S36
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Xi
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R36/37/38
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2916399090
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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% |
<p>是制备含氟喹诺酮类抗菌药物斯帕沙星等的重要中间体。</p> |
