University:
Eastern Kentucky University
Course:
CHE 361 | Organic Chemistry I
Academic year:

2021
Views:

50

Pages:

2
Author:

skarvurdld6

Lisa Williams Name _________________________________ Period _______ 3 Naming Alkanes – Worksheet #1 Name the following branched alkanes: H3C CH CH 3 2- methylpropane 1. CH3 H3C CH CH 3 CH2 CH3 CH CH2 CH2 CH3 2--methylbutane 2. H3C CH2 CH 2 CH2 CH3 3. 4. H 3C CH CH2 2 CH CH2 CH3 CH CH2 CH3 CH CH2 CH3 CH2 CH2 CH3 CH2 CH3 4- ethylheptane 3-ethyl-4-methylheptane CH3 H 3C CH 2 CH CH2 5. CH3 6. H 3C CH 2 CH2 CH2 CH2 H 3C CH 2 CH2 CH2 C 3-methyl-5-propyloctane 5-ethyl-5-methyl-decane CH3 7. H 2C CH3 CH2 CH2 CH3 CH CH CH CH3 CH2 CH2 2 4-ethyl-6- methyl nonane CH3 (over) Draw structural formulas for the following molecules. Remember the following: • • • • Carbons on the end of a chain are attached to three hydrogens Carbons in the middle of a chain are attached to two hydrogens Carbons that have one branch attached are also attached to one hydrogen Carbons that have two branches attached are not attached to any hydrogens. 8. 4-ethyl-octane 9. 2-methyl-nonane 10. 2-methyl-2-ethyl-butane 11. 3-ethyl-pentane 12. 2-methyl-3-ethyl-heptane