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| CAS号 : | 106-88-7 |
精确质量 : | 72.05750 |
| 分子式 : | C4H8O |
logP : | 0.79520 |
| 分子量 : | 72.10570 |
PSA : | 12.53000 |
1,2-环氧丁烷 | |
1,2-Epoxybutane | |
106-88-7 | |
C4H8O | |
72.10570 | |
12.53000 | |
0.79520 | |
72.05750 |
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n20/D 1.384
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2.2 (vs air)
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无色液体
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库房通风低温干燥,与氧化剂,食品原料分开存放,不宜久储,以防爆炸
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10 °F
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63 °C(lit.)
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-130ºC
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0.837 g/mL at 25 °C(lit.)
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184mmHg at 25°C
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Stable, but prone to polymerization - stabilizer may be added to neat liquid. Highly flammable. Incompatible with strong oxidizing agents, acids, bases, anhydrous metal halides, amino, hydroxyl and carboxyl-containing compounds. Inorganic acids and charcoa
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GHS02, GHS07, GHS08 | |
危险 | |
H225; H302 + H312 + H332; H315; H319; H335; H351; H412 | |
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EK3675000
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3.1
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2
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S9-S16-S29-S36/37-S61
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II
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UN 3022 3/PG 2
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F; Xn
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R11; R20/21/22; R36/37/38; R40; R52/53
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2910900090
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品名, 成分含量, 用途 |
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2910900090. 三节环环氧化物，环氧醇（酚，醚），包括其卤化，磺化，硝化或亚硝化的衍生物. 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% |
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2910900090. epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |
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HS: 2910900090. Epoxides, epoxyalcohols, epoxyphenols and epoxyethers, with a three-membered ring, and their halogenated, sulphonated, nitrated or nitrosated derivatives. General tariff: 0.055 |
工业上,环氧丁烷来源于环氧丙烷生产的副产品回收,在用裂解尾气经次氯酸化生产环氧乙烷、环氧丙烷过程中,可得环氧丙烷塔釜残液。其中含环氧丁烷74.6%,环氧丙烷16.7%,环氧乙烷0.7%,水3.1%,还有少量高沸物。通过蒸馏,从塔丁收集50-70℃的馏分,冷凝后除去水分,获得含量约87%的1,2-环氧丁烷成品,如需要更高纯度,则可进一步分馏。 | |
1.本品用作环氧树脂的活性稀释剂,也用来代替丙酮作为硝基漆的稀释剂。还用于制造中间体和聚合物,例如生产1,2-丁二醇。本品也是色谱分析的标准物。 |
