您好，欢迎来到魔法化学网！
| CAS号 : | 637-92-3 |
精确质量 : | 102.10400 |
| 分子式 : | C6H14O |
logP : | 1.82140 |
| 分子量 : | 102.17500 |
PSA : | 9.23000 |
叔丁基乙醚 | |
tert-Butyl ethyl ether | |
637-92-3 | |
C6H14O | |
102.17500 | |
9.23000 | |
1.82140 | |
102.10400 |
|
n20/D 1.375(lit.)
|
|
|
透明无色液体
|
|
|
-19 °C
|
|
|
72-73 °C(lit.)
|
|
|
−97 °C(lit.)
|
|
|
0.742 g/mL at 25 °C(lit.)
|
|
|
Stable, but may react with air to form peroxides. Once opened, store under an inert atmosphere and test for the presence of peroxides before use. Highly flammable. Incompatible with strong oxidizing agents.
|
|
|
155 mm Hg ( 25 °C)
|
|
|
Flammables area
|
|
KN4730200
|
|
|
1
|
|
|
3
|
|
|
S16-S26
|
|
|
II
|
|
|
UN 1179 3/PG 2
|
|
|
F; Xi
|
|
|
R11
|
|
|
2909199090
|
品名, 成分含量, 用途 |
|
2909199090. 其他无环醚及其卤化衍生物（包括磺化，硝化或亚硝化衍生物）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:5.5%. 普通关税:30.0% |
|
2909199090. other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
|
HS:2909199090.Other acyclic ethers and their halogenated, sulphonated, nitrated or nitrosated derivatives. General tariff:5.5% |
1.制法：
于装有搅拌器、温度计、滴液漏斗、分馏装置的反应瓶中，加入20%的硫酸1.2kg，二氧化硅0.5g，搅拌下加入乙醇450mL，加热至70℃，慢慢滴加叔丁醇350mL。同时有醚蒸出。控制馏出速度在0.5～0.75mL/min，柱顶温度在64℃左右。约10h加完，收集馏出液450mL左右。将馏出液水洗，无水碳酸钠干燥，再加入金属钠回流，以除去可能存在的醇。分馏，得乙基叔丁基醚① | |
溶剂、汽油添加剂、抗震剂、胆固醇结石的直接溶解剂。 |
