二十五烷(英語:Pentacosane)是含有25個碳原子的直鏈烷烴,化學式為C25H52,外觀為無色、透明的蠟狀固體。它理論上存在36797588種同分異構體。[3]它可由9,17-二十五烷二酮的還原反應[4]或1-溴庚烷和1-溴十八烷與金屬鈉的反應製得。[5]
- ^ Koji Nozaki, Rieko Saihara, Kiyoshi Ishikawa, Takashi Yamamoto. Structure of Normal Alkane Evaporated Films: Molecular Orientation. Japanese Journal of Applied Physics. 2007-02-08, 46 (2): 761–769 [2020-11-06]. ISSN 0021-4922. doi:10.1143/JJAP.46.761 (英語).
- ^ Jovan Jovanovic, Dusan Grozdanic. Reliable prediction of heat of vaporization of n-alkanes at 298.15 K. Journal of the Serbian Chemical Society. 2010, 75 (7): 997–1003 [2020-11-06]. ISSN 0352-5139. doi:10.2298/JSC091123067J. (原始內容存檔於2020-08-26) (英語). (頁面存檔備份,存於網際網路檔案館)
- ^ Hans Lohninger. List of Alkanes. VIAS Library - General Chemistry. 2011-05-20 [2020-11-06]. (原始內容存檔於2020-05-27). (頁面存檔備份,存於網際網路檔案館)
- ^ 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 (英語).
- ^ Sun, Guojian. Process for preparation of high purity straight chain odd alkanes. 2009. CN 101397231 A.