For the Following Reaction Sequence (It Is Not Necessary to Understand

question 127

Multiple Choice

For the following reaction sequence (it is not necessary to understand the chemistry) what significant change(s) would be expected by IR (ignoring C-H absorptions) ?

• A)A peak around 2250 cm^-1 would disappear and nothing new would appear.
• B)A peak around 1720 cm^-1 would disappear and a new peak around 3300 cm^-1 would appear.
• C)A peak around 2250 cm^-1 would disappear and a new peak around 1720 cm^-1 would appear.
• D)A peak around 2250 cm^-1 would disappear and a new peak around 3300 cm^-1 would appear.
• E)No change would be observed.

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