二苯基三硫

二苯基三硫是一种有机化合物，化学式为C₁₂H₁₀S₃。它可由苯硫酚和硫在正丙胺存在下于二氯甲烷中反应制得，反应会同时放出硫化氢气体。^[1]苯和二氯化二硫反应也能得到二苯基三硫，但其主产物为二苯基二硫。^[2]

二苯基三硫
识别
CAS号	20057-88-9  Y
性质
化学式	C12H10S3
摩尔质量	250.4 g·mol−1
外观	白色晶体[1]
熔点	58—60 °C（331—333 K）[1]
若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

它和三(二乙氨基)膦反应，可以得到二苯基二硫和三(二乙氨基)硫化磷。^[3]

参考文献

1. Osipova, Victoria; Gracheva, Yulia; Polovinkina, Maria; Burmistrova, Daria; Berberova, Nadezhda. Antioxidant Activity and Cytotoxicity of Aromatic Oligosulfides. Molecules (MDPI AG). 2022-06-20, 27 (12): 3961. ISSN 1420-3049. doi:10.3390/molecules27123961.
2. Vyas, Renu; Chanda, Bhanu; Sudalai, A. Kaolinitic Clay Catalyzed Reaction of Sulfur Monochloride with Aromatics: An Efficient and High Yield Synthesis of Symmetrical Disulfides. Chemistry Letters (The Chemical Society of Japan). 1998, 27 (1): 43–44. ISSN 0366-7022. doi:10.1246/cl.1998.43.
3. Harpp, David N.; Ash, David K.; Smith, Roger A. Organic sulfur chemistry. 38. Desulfurization of organic trisulfides by tris(dialkylamino)phosphines. Mechanistic aspects. The Journal of Organic Chemistry (American Chemical Society (ACS)). 1980, 45 (25): 5155–5160. ISSN 0022-3263. doi:10.1021/jo01313a026.

拓展阅读

• Burmistrova, D. A.; Smolyaninov, I. V.; Berberova, N. T. Redox Properties and Reactivity of Organic Trisulfides in Reactions with Alkenes. Russian Journal of Electrochemistry (Pleiades Publishing Ltd). 2020, 56 (4): 329–336. ISSN 1023-1935. doi:10.1134/s1023193520040035.