乙磺酸
外观
乙磺酸 | |||
---|---|---|---|
| |||
IUPAC名 Ethanesulfonic acid | |||
别名 | 乙基磺酸 乙烷磺酸 | ||
识别 | |||
CAS号 | 594-45-6 | ||
PubChem | 11668 | ||
ChemSpider | 11178 | ||
SMILES |
| ||
InChI |
| ||
EINECS | 209-843-0 | ||
ChEBI | 42465 | ||
性质 | |||
化学式 | C2H6O3S | ||
摩尔质量 | 110.13 g·mol−1 | ||
外观 | 无色液体 | ||
密度 | 1.35 g/mL | ||
熔点 | −17 °C(256 K)[1] | ||
沸点 | 136—140 °C(409—413 K)(2 torr)[2] | ||
溶解性(水) | 可溶 | ||
log P | −0.37 | ||
pKa | −1.68[3] | ||
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
乙磺酸是一种有机化合物,化学式为C2H5SO3H。它可由乙二硫醚或乙硫醇的催化氧化反应制得。[4][5]在三苯基磷、三氯乙腈的存在下,它和叠氮化钠在乙腈中反应,可以得到乙基磺酰叠氮化物。[6]
参考文献
[编辑]- ^ Berthoud, A. Some physico-chemical properties of ethane- and methanesulfonic acids. Helvetica Chimica Acta, 1929. 12: 859-865.
- ^ William E. Bissinger, Frederick E. Kung, Charles W. Hamilton. Rearrangement of Alkyl Sulfites to Alkanesulfonate Esters. Journal of the American Chemical Society. 1948-11, 70 (11): 3940–3941 [2021-12-10]. ISSN 0002-7863. doi:10.1021/ja01191a506 (英语).
- ^ YK Ye & RW Stringham. Effect of mobile phase acidic additives on enantioselectivity for phenylalanine analogs. J Chromatogr A. 2001-06-21, 927 (1–2): 53–60. PMID 11572398. doi:10.1016/S0021-9673(01)01059-7.
- ^ Vlasova, L. V. Catalytic liquid-phase oxidation of diethyl disulfide by oxygen to sulfonic acid(俄文). Neftekhimiya, 1987. 27 (1): 133-136. ISSN 0028-2421.
- ^ E. G. Krivoborodov, A. A. Zanin, E. P. Novikova, Ya. O. Mezhuev. Oxidation of diethyl disulfide with atmospheric oxygen in the presence of 1,3-dimethylimidazolium dimethyl phosphate. Russian Chemical Bulletin. 2020-05, 69 (5): 986–989 [2021-12-10]. ISSN 1066-5285. doi:10.1007/s11172-020-2859-7 (英语).
- ^ Joong-Gon Kim, Doo Jang. Convenient One-Pot Synthesis of Sulfonyl Azides from Sulfonic Acids. Synlett. 2008-10-23, 2008 (18): 2885–2887 [2021-12-10]. ISSN 0936-5214. doi:10.1055/s-0028-1083600. (原始内容存档于2018-06-05) (英语).