For the following reaction, which of the following change(s) in the IR spectrum is consistent with conversion of the reactant to the product? OH DMSO A. absorption at 3200-3600 cm' should disappear B. absorptions at 3200-3600 cm and 1100 cm should disappear C. absorption at 1100 cm should disappear, a new absorption at 3100 cm" should appear D. absorption at 1720 cm should appear, absorption at 3200-3600 cm" should disappear E. none of these

Organic Chemistry: A Guided Inquiry
2nd Edition
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Andrei Straumanis
Chapter19: Eas: Electrophilic Aromatic Substitution
Section: Chapter Questions
Problem 45E
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19. For the following reaction,
which of the following
change(s) in the IR
spectrum is consistent with
conversion of the reactant to
the product?
DMSO
A. absorption at 3200-3600 cm should disappear
B. absorptions at 3200-3600 cm and 1100 om should disappear
C. absorption at 1100 cm should disappear, a new absorption at 3100 cm should appear
D. absorption at 1720 cm should appear, absorption at 3200-3600 cm should disappear
E. none of these
O A
O B
O D
O E
Transcribed Image Text:19. For the following reaction, which of the following change(s) in the IR spectrum is consistent with conversion of the reactant to the product? DMSO A. absorption at 3200-3600 cm should disappear B. absorptions at 3200-3600 cm and 1100 om should disappear C. absorption at 1100 cm should disappear, a new absorption at 3100 cm should appear D. absorption at 1720 cm should appear, absorption at 3200-3600 cm should disappear E. none of these O A O B O D O E
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