Heptan
Heptan (C7H16), alkanlar sınıfından olan doymuş bir hidrokarbondur. Erime noktası −90,61 °C, kaynama noktası ise 98,42 °C'dir.
İzomerleri
Heptanın dokuz tane izomeri vardır.
- Heptan (n-heptan), H3C–CH2–CH2–CH2–CH2–CH2–CH3
- 2-Metilhekzan (izoheptan), H3C–CH(CH3)–CH2–CH2–CH2–CH3
- 3-Metilhekzan, H3C–CH2–C*H(CH3)–CH2–CH2–CH3 (kiral)
- 2,2-Dimetilpentan, (H3C)3–C–CH2–CH2–CH3
- 2,3-Dimetilpentan, (H3C)2–CH–C*H(CH3)–CH2–CH3 (kiral)
- 2,4-Dimetilpentan, (H3C)2–CH–CH2–CH–(CH3)2
- 3,3-Dimetilpentan, H3C–CH2–C(CH3)2–CH2–CH3
- 3-Etilpentan, H3C–CH2–CH(CH2CH3)–CH2–CH3
- 2,2,3-Trimetilbütan, CH3–C(CH3)2–CH(CH3)–CH3
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