: any of several isomeric alkanes C7H16
especially
: the liquid normal isomer occurring in petroleum and used especially as a solvent and in determining octane numbers
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Gorbett lights a pan of flammable heptane under an end table and then quickly exits the room.
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Douglas Starr, Discover Magazine, 23 Oct. 2011
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Douglas Starr, Discover Magazine, 23 Oct. 2011
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“Heptane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heptane. Accessed 22 Dec. 2024.
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