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| CAS号 : | 87-52-5 |
精确质量 : | 174.11600 |
| 分子式 : | C11H14N2 |
logP : | 2.22950 |
| 分子量 : | 174.24200 |
PSA : | 19.03000 |
芦竹碱 | |
1-(1H-indol-3-yl)-N,N-dimethylmethanamine | |
87-52-5 | |
C11H14N2 | |
174.24200 | |
19.03000 | |
2.22950 | |
174.11600 |
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1.44 (20ºC)
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白色结晶粉末
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167 °C
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132-134 °C(lit.)
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PRACTICALLY INSOLUBLE
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0.7692 g/cm3 (20ºC)
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Refrigerator (+4ºC)
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NL7525000
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3
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S45-S36/37/39-S26
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Xi
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R36
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2933990090
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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>由吲哚与甲醛、二甲胺缩合而得。将二甲胺冷至-5℃,加至冰醋酸中。在温度不超过5℃的条件下,加入甲醛、吲哚,在30-40℃反应8h,冷至5℃,用40%氢氧化钠调节pH等于1,冷却出芦竹碱结晶。过滤,水洗,抽干后将此粗品用丙酮加热溶解,冷却、析出结晶、过滤、干燥,得成品。</p> | |
<p>该品是合成色氨酸的中间体。</p> |