EBK ORGANIC CHEMISTRY-PRINT COMPANION (
4th Edition
ISBN: 9781119776741
Author: Klein
Publisher: WILEY CONS
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Consider this chair conformati on:
CH3
Flip
H;C
-H
Br
When the ring flips,
the bromine becomes axial and the methyls become equatorial.
all three substituents become equatorial
the bromine becomes equatorial and the methyls become axial.
the ring opens up. atorisl and the meds hoomeal
Ahe g pen p
a.
b.
C.
d.
21
Which statement is correct concerning the relative stabilities of the two conformations, A and B, below?
H₂C
H
O
A
Multiple Choice
O
H
CH₂
A is more stable.
B is more stable.
A and B are equal in stabilities.
CH₂
H
B
CH₂
A and B are not equal in stability, but the preferred conformation cannot be determined by inspection.
Total number of stereoisomers possible for the following compounds is
0 а. 6
O b. 3
О с. 16
O d. 4
e. 8
OH
OH
OH
IIIOH
CI
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