2-碘丙烷
2-碘丙烷是一种有机碘化合物,化学式为(CH3)2CHI。它是无色透明的液体,易燃。它对光敏感,在光照下储存液体颜色变黄。
2-碘丙烷 | |
---|---|
IUPAC名 2-Iodopropane[1] | |
别名 | 碘代异丙烷 异丙基碘 |
识别 | |
CAS号 | 75-30-9 |
PubChem | 6362 |
ChemSpider | 6122 |
SMILES |
|
Beilstein | 1098244 |
UN编号 | 2392 |
EINECS | 200-859-3 |
RTECS | TZ4200000 |
MeSH | isopropyl+iodide |
性质 | |
化学式 | C3H7I |
摩尔质量 | 169.99 g·mol−1 |
外观 | 无色液体 |
密度 | 1.703 g·mL−1(20 °C)[2] |
熔点 | −90 °C(183 K)[3] |
沸点 | 89 °C(362 K)[4] |
溶解性(水) | 1.4 g L−1 (at 12.5 °C) |
溶解性([[氯仿、乙醇、乙醚、苯]]) | 混溶 |
kH | 890 nmol·Pa−1·kg−1 |
折光度n D |
1.4997 |
黏度 | 6.971 mPa (20 °C) |
热力学 | |
ΔfHm |
−77.2–−72.6 kJ mol−1 |
热容 | 137.3 J K−1 mol−1 |
危险性 | |
GHS危险性符号 | |
GHS提示词 | 警告 |
H-术语 | H226, H302 |
若非注明,所有数据均出自一般条件(25 ℃,100 kPa)下。 |
制备
2-碘丙烷可由异丙醇和碘化氢反应得到,或由甘油、碘和磷的反应来制备。[5]碘化钠的丙酮溶液和2-溴丙烷的反应也能制得2-碘丙烷。[6]
- (CH3)2CHBr + NaI → (CH3)2CHI + NaBr
参考文献
- . PubChem Compound. USA: National Center for Biotechnology Information. Identification and Related Records. 27 March 2005 [3 March 2012].
- Vogel, Arthur I. Iodides and bromides from alcohols. 1944. GB 565452.
- "PhysProp" data were obtained from Syracuse Research Corporation of Syracuse, New York (US). Retrieved from SciFinder. [2020-5-12]
- Rasik Lal. Datta. . Journal of the American Chemical Society. 1914-05, 36 (5): 1005–1007 [2020-05-29]. ISSN 0002-7863. doi:10.1021/ja02182a023 (英语).
- Merck Index of Chemicals and Drugs, 9th ed., monograph 5074
- Textbook of Practical Organic Chemistry, 5th Edition, Prentice Hall, 1989
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