ORGANIC CHEMISTRY WOORKSHEET ON NOMENCLATURE
Chemistry 112
I.
Alkanes
a. Give the IUPAC name for each of the following:
CH3
1.
2.
CH3
CH3
CH3
CH
CH2
CH3
CH3
CH
CH
CH3
1
2
3
4
1
2
3
4
2-methylbutane
2,3-dimethylbutane
CH3
3.
CH3
CH2
1
2
CH2
CH3
4
5
C
3
CH3
4.
1
2
CH3
CH2
3
C
CH3
4 CH2
CH3
5 CH3
3,3-dimethylpentane
3,3-dimethylpentane
CH3
5.
CH3
1
2
CH3
3
C
CH2
CH2
CH3
CH2
CH2
4
5
6
CH
CH2
CH2
7
8
9
CH
CH2
CH3
CH3
7-ethyl-2,2-dimethyl-4-propylnonane
6.
CH3
7
6
5
4
3
2
1
CH3
CH2
CH2
CH
CH2
CH2
CH3
CH
CH3 CH3
4-isopropyl-3-methylheptane
b. Write the structural formula for each of the following:
CH3
1. 2,3,4-trimethyloctane
1
2
CH3
CH3
3
4
5
6
7
8
CH
CH
CH2
CH2
CH2
CH3
CH
CH3
CH3
2. 2,3-dimethylbutane
1
2
CH3
3
4
CH
CH3
CH
CH3
CH3
1
3. 2,4-dimethyl-4-ethylheptane
2
CH3
CH
CH3
3
4
5
6
CH2
CH
CH2
CH2
CH2
CH3
CH2
4. 1,3-dipropylcyclohexane
CH2
CH3
1
CH
2
6 CH2
CH2
5 CH2
CH
3
CH2 CH2
CH3
CH2
4
II.
Alkenes and Alkynes
a. Give the IUPAC name for each of the following:
1.
2.
6
5
4
3
2
1
CH3
CH2
CH
C
CH2
CH3
CH3
CH3
1
2
3
4
5
CH3
C
C
CH2
CH3
3-methyl-3-hexene
2-pentyne
7
CH3
b. Write the structural formula for each of the following:
1. 2,6-dimethyl-3-heptyne
1
2
3
4
5
6
7
CH3
CH
C
C
CH2
CH
CH3
CH3
CH3
1
2. 3-methylcyclobutene
2
CH
CH
CH2
CH
4
3
CH3
CH2
3. 4-ethyl-3-methyl-3-hexene
CH3
1
2
3
4
5
6
CH3
CH2
C
C
CH2
CH3
CH3