
(a)
Interpretation: For the given compounds, IUPAC name should be provided.
Concept introduction:
For naming and the polysubstituted benzene ring, following steps should be followed.
- 1. Identify and name the parent
- 2. Identify and name the substituent
- 3. Assign a locant to each substituent
- 4. Arrange the substituent alphabetically
(a)

Answer to Problem 24PP
- Name for the given compound
4-ethylbenzoic acid
Explanation of Solution
4-ethylbenzoic acid
From the structure of the compound it is clear that the parent group is benzoic acid.
The second step to name the structure of the polysubstituted benzene ring is
Identification of substituent and its locant at the lowest possible number, for the given compound an ethyl group is a substituent and it is placed to the 4th (
(b)
Interpretation: For the given compounds, IUPAC name should be provided.
Concept introduction:
For naming and the polysubstituted benzene ring, following steps should be followed.
- 5. Identify and name the parent
- 6. Identify and name the substituent
- 7. Assign a locant to each substituent
- 8. Arrange the substituent alphabetically
(b)

Answer to Problem 24PP
- Name for the given compound
b)
-
2-bromophenol
Explanation of Solution
The given compound b2-bromophenol
From the structure of the compound it is clear that the parent group is phenol.
The second step to name the structure of the polysubstituted benzene ring is
Identification of substituent and its locant at the lowest possible number. For the given compound bromine atom is a substituent and they are placed to the 2nd (
(c)
Interpretation: For the given compounds, IUPAC name should be provided.
Concept introduction:
For naming and the polysubstituted benzene ring, following steps should be followed.
- 9. Identify and name the parent
- 10. Identify and name the substituent
- 11. Assign a locant to each substituent
- 12. Arrange the substituent alphabetically
(c)

Answer to Problem 24PP
- Name for the given compound
2-chloro-4-nitrophenol
Explanation of Solution
The given compound c
2-chloro-4-nitrophenol
From the structure of the compound it is clear that the parent group is phenol.
The second step to name the structure of the polysubstituted benzene ring is
Identification of substituent and its locant at the lowest possible number. For the given compound a chlorine atom and nitro group are substituent and they are placed to the 2nd (
(d)
Interpretation: For the given compounds, IUPAC name should be provided.
Concept introduction:
For naming and the polysubstituted benzene ring, following steps should be followed.
- 13. Identify and name the parent
- 14. Identify and name the substituent
- 15. Assign a locant to each substituent
- 16. Arrange the substituent alphabetically
(d)

Answer to Problem 24PP
- Name for the given compound
d)
2-bromo-5-nitrobenzaldehyde
Explanation of Solution
The given compound d
2-bromo-5-nitrobenzaldehyde
From the structure of the compound it is clear that the parent group is benzaldehyde.
The second step to name the structure of the polysubstituted benzene ring is
Identification of substituent and its locant at the lowest possible number. For the given compound a bromine atom and nitro group are substituent and they are placed to the 2nd (
(e)
Interpretation: For the given compounds, IUPAC name should be provided.
Concept introduction:
For naming and the polysubstituted benzene ring, following steps should be followed.
- 17. Identify and name the parent
- 18. Identify and name the substituent
- 19. Assign a locant to each substituent
- 20. Arrange the substituent alphabetically
(e)

Answer to Problem 24PP
- Name for the given compound
-
1, 4-diisopropylbenzene
Explanation of Solution
The given compound e
1, 4-diisopropylbenzene
From the structure of the compound it is clear that the parent group is benzene.
The second step to name the structure of the polysubstituted benzene ring is
Identification of substituent and its locant at the lowest possible number. For the given compound there are two substituents, both isopropyl group it is placed to the 1st (
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Chapter 17 Solutions
ORGANIC CHEMISTRY-PRINT (LL)-W/WILEY
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