Nr. de Formul atomi molecular de carbon 1. CH4 2. C2H6 3. C3H8 4. C4H10 5. C5H12 6. C6H14 7. C7H16 8. C8H18 9. C9H20 10. C10H22 11. C11H24 12. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 30. 40. 50. 60. 70. 80. 90. 100. C12H26 C13H28 C14H30 C15H32 C16H34 C17H36 C18H38 C19H40 C20H42 C21H44 C22H46 C23H48 C24H50 C30H62 C40H82 C50H102 C60H122 C70H142 C80H162 C90H182 C100H202

Formul plan CH4 H3 CH3 H3C CH2 CH3 H3C CH2 CH2 CH3 H3C (CH2)3 CH3 H3C (CH2)4 CH3 H3C (CH2)5 CH3 H3C (CH2)6 CH3 H3C (CH2)7 CH3 H3C (CH2)8 CH3 H3C (CH2)9 CH3 H3C (CH2)10 CH3 H3C (CH2)11 CH3 H3C (CH2)12 CH3 H3C (CH2)13 CH3 H3C (CH2)14 CH3 H3C (CH2)15 CH3 H3C (CH2)16 CH3 H3C (CH2)17 CH3 H3C (CH2)18 CH3 H3C (CH2)19 CH3 H3C (CH2)20 CH3 H3C (CH2)21 CH3 H3C (CH2)22 CH3 H3C (CH2)28 CH3 H3C (CH2)38 CH3 H3C (CH2)48 CH3 H3C (CH2)58 CH3 H3C (CH2)68 CH3 H3C (CH2)78 CH3 H3C (CH2)88 CH3 H3C (CH2)98 CH3

Denumirea alcanului metan etan propan butan pentan hexan heptan octan nonan decan undecan dodecan tridecan tetradecan pentadecan hexadecan heptadecan octadecan nonadecan icosan henicosan docosan tricosan tetracosan triacontan tetracontan pentacontan hexacontan heptacontan octacontan nonacontan hectan

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Formula plan a alcanului

Formula grupei alchil Denumirea grupei alchil

alcanului metan etan propan butan CH4 H3C CH3 H3C CH2 CH3 H3CCH2CH2CH3 - CH3 CH3CH2H3CCHCH2H3CCHCH3 H3CCH2CH2CHH3CCHCH2CH3 H3CCHCH2izobutan H3C CH CH3 H3C C CH2 metil etil propil sec-propil (izopropil) n-butil secbutil izobutil ter-butil