C_nH_2n

C_nH_2n-1

C_nH_2n+2              

C_nH_2n-2

C_nH_4n

C₉H₁₄

C₉H₁₆

C₉H₁₈

C₉H₂₀

C₉H₁₀

_{^–CH3CH2CH2CH2CH3}

_{-CH2CH2CH2CH2CH3}

_{-CH2CH2CH2CH2CH2}

_{–CH3CH2CH3CH2CH3}

_{–CH3CH2CH3CH2 OH}

2.3.4.5-Tetramethylhexane

2.2.4.3- Tetramethylhexane

2.4.3.2-Tetramethylhexane

2.2.3.4- Tetramethylhexane

2.2.2.4- Tetramethylhexane

Cyclobutane  

Cyclopropane  

Cyclopentane  

Cyclohexane  

Cyclohapttane