What kind of molecules are atropisomers?
c) Superimposable mirror image with an internal mirror plane
b) Non-superimposable mirror images with restricted rotation around a chiral axis
a) Non-superimposable mirror images with a chiral atom bound to four different groups
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CREDIT: Wikimedia Commons
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c) 1944
b) 1933
a) 1922
Atropisomers were discovered experimentally by James Kenner and George Hallatt Christie at the University of Sheffield in
CREDIT: Wikimedia Commons
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b) Compound 2
Which atropisomeric compound has the longer half-life (the time it takes to overcome the rotation barrier to reach a one-to-one racemic mixture)?
a) Compound 1
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b) False
a) True
True or false: The X-ray contrast agent iomeprol is an atropisomer.
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b) False
a) True
True or false: The antibiotic vancomycin is an atropisomer.
05
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