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| CAS号 : | 71-91-0 |
精确质量 : | 209.07800 |
| 分子式 : | C8H20BrN |
logP : | -1.11320 |
| 分子量 : | 210.15500 |
PSA : | 0.00000 |
四乙基溴化铵 | |
Tetraethylammonium bromide | |
71-91-0 | |
C8H20BrN | |
210.15500 | |
0.00000 | |
-1.11320 | |
209.07800 |
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白色至淡黄色结晶固体
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1.442-1.444
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Stable. Incompatible with strong oxidizing agents.
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285 °C (dec.)(lit.)
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1,397 g/cm3
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2795 g/L (25 º C)
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2923900090
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3
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R36/37/38
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S26-S36-S37/39
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BS5950000
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Xi
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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% |
在装有回流冷凝管和搅拌器的250mL三口瓶中，加入7mL(5g,0.05mol)三乙胺和4mL(5.5g,0.05mol)的溴乙烷和20mL,1,2-二氯乙烷或苯。回流加热1.5～2h。将反应液冷却后，析出晶体，过滤，用少量1,2-二氯乙烷或苯洗涤两次，烘干后放于保干器中存放。产量8～10g。 | |
表面活性剂，催化剂，乳化剂，消毒剂，杀菌剂，抗静电剂等。 |
