CHEM 2124 – General Chemistry II Professor Bensley IUPAC Nomenclature Worksheet – Alkanes, Branched Alkanes, and Cycloalkanes Provide the IUPAC name for each of the following: 1. H CH3 | | C CHCH3 | CH2CH3 2. CH3 | CH3CH2CCH2CH2CH3 | CH3 CH2 CH2 CH2CH3 | CH3CH2CHCH2CH2CH2CH3 4. (CH3CH2)2CHCH(CH2CH3)2 CH3 3. 5. 6. 7. 8. CH2CH3 CH2CH2CH3 9. 10. Draw the structure for each of the following: 1. 3-ethyl-3-methylhexane 2. 2,2,3,4-tetramethylheptane 3. 4-ethyl-2,2-dimethyloctane 4. 1,3,5-triethylcycloheptane 5. 2-ethyl-1-methyl-3-propylcyclopentane 6. 3-ethyl-3,4-dimethylnonane Each of the following is incorrect. Explain why it is incorrect and give the correct IUPAC name. 1. 4-methylpentane 2. 2,3,3-trimethylbutane 3. 1,3-dimethylpentane 4. 3-methyl-5-ethylhexane 5. 2-methyl-2-ethylcycloheptane 6. 1,6,diethylcyclohexane