Concept explainers
(a)
Interpretation: Synthesis of the given compound from acetylene and other required reagents is to be devised.
Concept introduction: Terminal
The addition of
In presence of peroxide,
Answer to Problem 12.65P
Synthesis of the given compound from acetylene and other required reagents is shown below.
Explanation of Solution
Synthesis of the given compound is shown below.
Figure 1
In the first step, acetylene is converted to
Synthesis of the given compound from acetylene and other required reagents is shown in Figure 1.
(b)
Interpretation: Synthesis of the given compound from acetylene and other required reagents is to be devised.
Concept introduction: Terminal alkynes can be converted into internal alkynes by forming new
In presence of sodium metal in ammonia, the alkyne is reduced to
Answer to Problem 12.65P
Synthesis of the given compound from acetylene and other required reagents is shown below.
Explanation of Solution
Synthesis of the given compound is shown below.
Figure 2
In the first step, acetylene is converted to
In the final step,
In the final step,
Synthesis of the given compound from acetylene and other required reagents is shown in Figure 2.
(c)
Interpretation: Synthesis of the given compound from acetylene and other required reagents is to be devised.
Concept introduction: Terminal alkynes can be converted into internal alkynes by forming new
The addition of
Addition of two hydroxyl groups on double bond to form
Answer to Problem 12.65P
Synthesis of the given compound from acetylene and other required reagents is shown below.
Explanation of Solution
Synthesis of the given compound is shown below.
Figure 3
In the first step, acetylene is converted to
Synthesis of the given compound from acetylene and other required reagents is shown in Figure 3.
(d)
Interpretation: Synthesis of the given compound from acetylene and other required reagents is to be devised.
Concept introduction: Terminal alkynes can be converted into internal alkynes by forming new
The addition of
In presence of peroxide, alkene is oxidized to epoxide. This is known as epoxidation. The weak pi bond of alkene and weak
Answer to Problem 12.65P
Synthesis of the given compound from acetylene and other required reagents is shown below.
Explanation of Solution
Synthesis of the given compound is shown below.
Figure 4
In the first step, acetylene is converted to
Synthesis of the given compound from acetylene and other required reagents is shown in Figure 4.
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Chapter 12 Solutions
KCTCS Organic Chemistry Value Edition (Looseleaf) - Text Only
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