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| CAS号 : | 86398-94-9 |
精确质量 : | 243.97800 |
| 分子式 : | C7H5Cl2F3N2 |
logP : | 4.07110 |
| 分子量 : | 245.02900 |
PSA : | 38.05000 |
2,6-二氯-4-(三氟甲基)苯肼 | |
2,6-Dichloro-4-(trifluoromethyl)phenylhydrazine | |
86398-94-9 | |
C7H5Cl2F3N2 | |
245.02900 | |
38.05000 | |
4.07110 | |
243.97800 |
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1.558
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89.2ºC
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58-60 °C(lit.)
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1.596g/cm3
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224ºC at 760 mmHg
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2928000090
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3
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R20/21/22; R36/37/38; R40
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S26-S27-S36/37/39-S45
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Xn
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品名, 成分含量, 用途 |
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2928000090 其他肼(联氨)及胲(羟胺)的有机衍生物。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:20.0% |
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2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |
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其制备方法是由3,4,5-三氯-4-三氟甲基苯与水合肼在吡啶存在下,在115~120℃回流48h,冷却后加水,用二氯甲烷萃取,有机层用硫酸镁干燥,然后分离,减压蒸馏,脱溶剂得产品 | |
2,6-二氯-4-三氟甲基苯肼是杀虫剂氟虫腈的中间体 |