二十五烷（英语：Pentacosane）是含有25个碳原子的直链烷烃，化学式为C25H52，外观为无色、透明的蜡状固体。它理论上存在36797588种同分异构体。[3]它可由9,17-二十五烷二酮的还原反应[4]或1-溴庚烷和1-溴十八烷与金属钠的反应制得。[5]
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- ^ Virginie Chevallier, Mohammed Bouroukba, Dominique Petitjean, Danielle Barth, Paul Dupuis, Michel Dirand. Temperatures and Enthalpies of Solid−Solid and Melting Transitions of the Odd-Numbered n- Alkanes C 21 , C 23 , C 25 , C 27 , and C 29. Journal of Chemical & Engineering Data. 2001-09, 46 (5): 1114–1122 [2020-11-06]. ISSN 0021-9568. doi:10.1021/je0003501 （英语）.
- ^ Sun, Guojian. Process for preparation of high purity straight chain odd alkanes. 2009. CN 101397231 A.
