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| CAS号 : | 4084-38-2 |
精确质量 : | 180.02000 |
| 分子式 : | C7H4F4O |
logP : | 1.73530 |
| 分子量 : | 180.10000 |
PSA : | 20.23000 |
2,3,5,6-四氟苯甲醇 | |
2,3,5,6-Tetrafluorobenzyl alcohol | |
4084-38-2 | |
C7H4F4O | |
180.10000 | |
20.23000 | |
1.73530 | |
180.02000 |
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1.456
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白色结晶
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62 °C
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220-225 °C
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32-38 °C
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1.499
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S37/39-S26
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Xi
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R36/37/38
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2906299090
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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% |
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<p>其制备方法是用2,3,5,6-四氟苯甲酸在乙二醇二甲醚中滴加NaBH4的乙二醇二甲醚溶液,温度<30℃,搅拌30min,然后再与硫酸二甲酯的乙二醇二甲醚溶液在50℃反应1h,再继续反应2h,经后处理得产品。</p> | |
<p>用于合成杀虫剂四氟苯菊酯。</p> |