Concept explainers
(a)
Interpretation:
The products of
Concept Introduction:
For alkyl halide (tertiary, benzylic, and allylic) that can undergo both
A good nucleophile/strong base favors
In primary
In secondary alkyl halides substitution and elimination take place (strong. bulky bases and high temperatures favor elimination over substitution).
In tertiary alkyl halides only elimination takes place.
Allylic and benzylic halides substitution and elimination takes place (unless they are tertiary).
Tertiary alkyl halides, allylic halides and benzylic halides: substitution and elimination with substitution favored.
(b)
Interpretation:
The products of
Concept Introduction:
For alkyl halide (tertiary, benzylic, and allylic) that can undergo both
A good nucleophile/strong base favors
In primary alkyl halides substitution take place.
In secondary alkyl halides substitution and elimination take place (strong. bulky bases and high temperatures favor elimination over substitution).
In tertiary alkyl halides only elimination takes place.
Allylic and benzylic halides substitution and elimination takes place (unless they are tertiary).
Tertiary alkyl halides, allylic halides and benzylic halides: substitution and elimination with substitution favored.
(c)
Interpretation:
The products of
Concept Introduction:
For alkyl halide (tertiary, benzylic, and allylic) that can undergo both
A good nucleophile/strong base favors
In primary alkyl halides substitution take place.
In secondary alkyl halides substitution and elimination take place (strong. bulky bases and high temperatures favor elimination over substitution).
In tertiary alkyl halides only elimination takes place.
Allylic and benzylic halides substitution and elimination takes place (unless they are tertiary).
Tertiary alkyl halides, allylic halides and benzylic halides: substitution and elimination with substitution favored.
(d)
Interpretation:
The products of
Concept Introduction:
For alkyl halide (tertiary, benzylic, and allylic) that can undergo both
A good nucleophile/strong base favors
In primary alkyl halides substitution take place.
In secondary alkyl halides substitution and elimination take place (strong. bulky bases and high temperatures favor elimination over substitution).
In tertiary alkyl halides only elimination takes place.
Allylic and benzylic halides substitution and elimination takes place (unless they are tertiary).
Tertiary alkyl halides, allylic halides and benzylic halides: substitution and elimination with substitution favored.
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Chapter 9 Solutions
Organic Chemistry (8th Edition)
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