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| CAS号 : | 109-79-5 |
精确质量 : | 90.05030 |
| 分子式 : | C4H10S |
logP : | 1.71630 |
| 分子量 : | 90.18720 |
PSA : | 38.80000 |
丁硫醇 | |
1-Butanethiol | |
109-79-5 | |
C4H10S | |
90.18720 | |
38.80000 | |
1.71630 | |
90.05030 |
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n20/D 1.443(lit.)
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3.1 (vs air)
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透明液体
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库房通风低温干燥,防热,明火,火花,与氧化剂、酸类分开存放
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55 °F
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98 °C(lit.)
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−116 °C(lit.)
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0.60 g/100 mL. Slightly soluble
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0.842 g/mL at 25 °C(lit.)
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46.3mmHg at 25°C
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Stable. Incompatible with oxidizing agents, bases, alkali metals. Highly flammable. May discolour on exposure to air.
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GHS02, GHS07 | |
危险 | |
H225; H302 + H332; H315; H317; H319; H335 | |
P210; P261; P280; P305 + P351 + P338 | |
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EK6300000
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3
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3
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S16-S23-S26-S36-S9-S36/37-S33
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II
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UN 2347 3/PG 2
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F; Xn
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R11; R21/22
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2930909090
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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% |
<p>由溴丁烷与硫脲反应而得。硫脲、溴丁烷在甲醇溶剂中加热回流3h,回收甲醇后加入稀碱液再继续回流6h。冷却,慢慢加入1:2稀硫酸至pH2,随着稀硫酸的加入,就有丁硫醇蒸出。加完硫酸后通水蒸气蒸馏,蒸至无油珠馏出为止。分取油层,用无水氯化钙干燥,分馏收集97-98℃馏分即为成品。</p> | |
<p>用于合成橡胶工业</p> |
