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| CAS号 : | 5216-25-1 |
精确质量 : | 227.90700 |
| 分子式 : | C7H4Cl4 |
logP : | 4.16670 |
| 分子量 : | 229.91900 |
PSA : | 0.00000 |
4-氯三氯甲苯 | |
4-Chlorobenzotrichloride | |
5216-25-1 | |
C7H4Cl4 | |
229.91900 | |
0.00000 | |
4.16670 | |
227.90700 |
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n20/D 1.572(lit.)
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透明液体
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>230 °F
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245 °C(lit.)
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5.8 °C
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1.495 g/mL at 25 °C(lit.)
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decomposes
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Stable. Combustible. Incompatible with strong oxidizing agents.
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Keep container closed when not in use. Corrosives area. Store protected from moisture.
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XT8580000
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3
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8
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S53-S45
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II
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UN 1760 8/PG 2
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T
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R21/22; R37/38; R45; R48/23; R62
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2903999090
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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>其制备方法是将对氯甲苯加入光氯化反应器，打开冷凝器的冷冻盐水或冷却水，升温并开紫外灯，通入氯气开始氯化反应，控制一定的反应温度，反应到达终点时停止通氯气，脱除氯化物料中的氯气和氯化氢，在减压下蒸馏得成品。</p> | |
<p>对氯三氯甲苯是除草剂氟乐灵、乙氧氟草醚、三氟羧草醚、氟磺胺草醚、乙羧氟草醚、乳氟禾草灵等的中间体。用作医药中间体</p> |
