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| CAS号 : | 123-41-1 |
精确质量 : | 121.11000 |
| 分子式 : | C5H15NO2 |
logP : | -0.49190 |
| 分子量 : | 121.17800 |
PSA : | 43.29000 |
胆碱 | |
2-Hydroxyethyltrimethylammonium Hydroxide | |
123-41-1 | |
C5H15NO2 | |
121.17800 | |
43.29000 | |
-0.49190 | |
121.11000 |
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透明淡黄色粘性溶液
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n20/D 1.4304
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Stable. Combustible. Incompatible with strong oxidizing agents.
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92 °F
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2-8ºC
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1.09 g/mL at 20 °C
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miscible
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GHS02, GHS05, GHS06, GHS08 | |
危险 | |
H226; H301; H311; H314; H331; H370 | |
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II
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8
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2923900090
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UN 3286 3/PG 2
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1
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R35
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S26-S36/37/39-S45
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GA4025500
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C
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HS:2923900090.Other quaternary ammonium salts and hydroxides |
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品名, 成分含量, 用途 |
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2923900090 其他季铵盐及季铵碱。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:30.0% |
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2923900090 other quaternary ammonium salts and hydroxides。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
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HS:2923900090.Other quaternary ammonium salts and hydroxides. General tariff:6.5% |
二、 制备方法：由甲醛经氯化铵甲基化得到三甲胺后，再与环氧乙烷加成而得胆碱。 | |
三、 用途：有机合成中间体；用于生化研究。 |
