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丙磺酸
别名	正丙磺酸; 丙基磺酸; 丙烷磺酸
识别
CAS号	5284-66-2
性质
化学式	C3H8O3S
摩尔质量	124.16 g·mol−1
密度	1.2516 g·cm−3（25 °C）
熔点	7.5 °C（280.6 K）
沸点	136 °C（409 K）（1 mmHg）
	若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

丙磺酸是一种有机化合物，化学式为C₃H₇SO₃H。它可由丙硫醇或丙二硫醚（德语：Dipropyldisulfid）的氧化反应制得。^[2]^[3]在三乙胺的存在下和二甲基(甲氧基亚甲基)甲基硫酸铵的催化下，它和N-环己基亚苄胺在四氢呋喃中反应，可以得到2-环己基-3-苯基-4-乙基-1-硫杂-2-氮杂环丁烷-1,1-二氧化物。^[4]

参考文献

^ ^1.0 ^1.1 ^1.2 D. L. Vivian, E. Emmet Reid. The Preparation of Some of the Lower Alkyl Sulfonic Acids. Journal of the American Chemical Society. 1935-12, 57 (12): 2559–2560 [2021-12-10]. ISSN 0002-7863. doi:10.1021/ja01315a072 （英语）.
^ Husain, Altaf; Wheaton, Gregroy Alan. Preparation of alkanesulfonic acids by oxidation of alkanethiols or dialkyl sulfides in the presence of DMSO. 1991 EP 424616 A2.
^ Francesco P. Ballistreri, Gaetano A. Tomaselli, Rosa M. Toscano. Selective oxidation reactions of diaryl- and dialkyldisulfides to sulfonic acids by CH3ReO3/hydrogen peroxide. Tetrahedron Letters. 2009-11, 50 (46): 6231–6232 [2021-12-10]. doi:10.1016/j.tetlet.2009.09.011. （原始内容存档于2018-06-04）（英语）.
^ Ankita Rai, Vijai K. Rai, Atul K. Singh, Lal Dhar S. Yadav. [2 + 2] Annulation of Aldimines with Sulfonic Acids: A Novel One-Pot cis-Selective Route to β-Sultams. European Journal of Organic Chemistry. 2011-08, 2011 (23): 4302–4306 [2021-12-10]. doi:10.1002/ejoc.201100628 （英语）.

[Vivian-1] 1.0 ^1.1 ^1.2 D. L. Vivian, E. Emmet Reid. The Preparation of Some of the Lower Alkyl Sulfonic Acids. Journal of the American Chemical Society. 1935-12, 57 (12): 2559–2560 [2021-12-10]. ISSN 0002-7863. doi:10.1021/ja01315a072 （英语）.

[2] Husain, Altaf; Wheaton, Gregroy Alan. Preparation of alkanesulfonic acids by oxidation of alkanethiols or dialkyl sulfides in the presence of DMSO. 1991 EP 424616 A2.

[3] Francesco P. Ballistreri, Gaetano A. Tomaselli, Rosa M. Toscano. Selective oxidation reactions of diaryl- and dialkyldisulfides to sulfonic acids by CH3ReO3/hydrogen peroxide. Tetrahedron Letters. 2009-11, 50 (46): 6231–6232 [2021-12-10]. doi:10.1016/j.tetlet.2009.09.011. （原始内容存档于2018-06-04）（英语）.

[4] Ankita Rai, Vijai K. Rai, Atul K. Singh, Lal Dhar S. Yadav. [2 + 2] Annulation of Aldimines with Sulfonic Acids: A Novel One-Pot cis-Selective Route to β-Sultams. European Journal of Organic Chemistry. 2011-08, 2011 (23): 4302–4306 [2021-12-10]. doi:10.1002/ejoc.201100628 （英语）.

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