Concept explainers
Identify the structures of each compound from the given data.
a. Molecular formula
IR absorption:
(quartet,
b. Molecular formula
IR absorption:
(triplet,
c. Molecular formula
IR absorption:
d. Molecular formula
IR absorption:
(triplet,
e. Molecular formula
IR absorption:
(a)
Interpretation: The structure of compound that has molecular formula
Concept introduction: The method of spectroscopy is used to identify the structure of the molecule. It is based on the interactions between matter and electromagnetic radiations. Proton NMR spectroscopy identifies the number of hydrogen atoms present in a molecule and the nature of the functional group. The value of chemical peaks depends upon the chemical environment around the hydrogen atom.
Answer to Problem 22.75P
The structure of given compound is,
Explanation of Solution
The IR absorption value of the given compound is
A septet of one hydrogen atoms at
A triplet peak of three hydrogen atoms and a quartet of two carbon atoms shows that their carbon atoms are bonded to each other and the splitting peak takes place according to
Therefore, the structure of compound is,
Figure 1
The structure of given compound is shown in Figure 1.
(b)
Interpretation: The structure of compound that has molecular formula
Concept introduction: The method of spectroscopy is used to identify the structure of the molecule. It is based on the interactions between matter and electromagnetic radiations. Proton NMR spectroscopy identifies the number of hydrogen atoms present in a molecule and the nature of the functional group. The value of chemical peaks depends upon the chemical environment around the hydrogen atom.
Answer to Problem 22.75P
The structure of given compound is,
Explanation of Solution
The IR absorption value of the given compound is
In the given compound, one out of four carbon atoms is
Therefore, the structure of compound is,
Figure 2
The structure of given compound is shown in Figure 2.
(c)
Interpretation: The structure of compound that has molecular formula
Concept introduction: The method of spectroscopy is used to identify the structure of the molecule. It is based on the interactions between matter and electromagnetic radiations. Proton NMR spectroscopy identifies the number of hydrogen atoms present in a molecule and the nature of the functional group. The value of chemical peaks depends upon the chemical environment around the hydrogen atom.
Answer to Problem 22.75P
The structure of given compound is,
Explanation of Solution
The IR absorption value of the given compound are
Multiple
A singlet NMR peak of one hydrogen atom is observed due to presence of
Therefore, the structure of compound is,
Figure 3
The structure of given compound is shown in Figure 3.
(d)
Interpretation: The structure of compound that has molecular formula
Concept introduction: The method of spectroscopy is used to identify the structure of the molecule. It is based on the interactions between matter and electromagnetic radiations. Proton NMR spectroscopy identifies the number of hydrogen atoms present in a molecule and the nature of the functional group. The value of chemical peaks depends upon the chemical environment around the hydrogen atom.
Answer to Problem 22.75P
The structure of given compound is,
Explanation of Solution
The IR absorption value of the given compound is
In the given compound, one out of four carbon atoms is
Therefore, the structure of compound is,
Figure 4
The structure of given compound is shown in Figure 4.
(e)
Interpretation: The structure of compound that has molecular formula
Concept introduction: The method of spectroscopy is used to identify the structure of the molecule. It is based on the interactions between matter and electromagnetic radiations. Proton NMR spectroscopy identifies the number of hydrogen atoms present in a molecule and the nature of the functional group. The value of chemical peaks depends upon the chemical environment around the hydrogen atom.
Answer to Problem 22.75P
The structure of given compound is,
Explanation of Solution
The IR absorption value of the given compound is
Multiple
Therefore, the structure of compound is,
Figure 5
The structure of given compound is shown in Figure 5.
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Chapter 22 Solutions
ORGANIC CHEMISTRY LSLF W/CONNECT >BI<
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- Organic ChemistryChemistryISBN:9781305580350Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. FootePublisher:Cengage Learning