↑ 가나〈Front Matter〉. 《Nomenclature of Organic Chemistry : IUPAC Recommendations and Preferred Names 2013 (Blue Book)》. Cambridge: The Royal Society of Chemistry. 2014. 3–4쪽. doi:10.1039/9781849733069-FP001. ISBN978-0-85404-182-4. Methane is a retained name (see P-12.3) that is preferred to the systematic name ‘carbane’, a name never recommended to replace methane, but used to derive the names ‘carbene’ and ‘carbyne’ for the radicals H2C2• and HC3•, respectively.