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| CAS号 : | 95-80-7 |
精确质量 : | 122.08400 |
| 分子式 : | C7H10N2 |
logP : | 2.32180 |
| 分子量 : | 122.16800 |
PSA : | 52.04000 |
2,4-二氨基甲苯 | |
2,4-diaminotoluene | |
95-80-7 | |
C7H10N2 | |
122.16800 | |
52.04000 | |
2.32180 | |
122.08400 |
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无色晶体
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库房通风低温干燥,与氧化剂、食品添加剂、酸类分开存放
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149 °C
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283-285 °C(lit.)
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97-99 °C(lit.)
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50 g/l (25 ºC)
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Stable at room temperature in closed containers under normal storage and handling conditions.
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XS9625000
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6.1(b)
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29331990
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3
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S53-S45-S61
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III
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UN 1709 6.1/PG 3
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T
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R21; R25; R36; R43; R45; R51/53
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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>由对硝基甲苯用混酸硝化得2,4-二硝基甲苯,然后用铁粉还原得粗品,再经浓缩、蒸馏得成品。生产工艺如下:<br>(1)硝化</p> | |
<p>主要是有机合成原料之<br>一，可制取甲苯二异氰酸酯。也用作染料中间体、毛发染黑。</p> |
