Why is methanol chosen as the solvent for recrystallization? (Check all that apply.) Because the product and the impurities dissolve well at the boiling point of the solvent. Because it can easily be boiled off. Because the reactants dissolves less than the product in methanol at low temperatures. Because the product dissolves less than the reactants in methanol at low temperatures. Because it has a low boiling point

Organic Chemistry
9th Edition
ISBN:9781305080485
Author:John E. McMurry
Publisher:John E. McMurry
Chapter15: Benzene And Aromaticity
Section15.SE: Something Extra
Problem 40AP
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Why is methanol chosen as the solvent for recrystallization?
(Check all that apply.)
Because the product and the impurities dissolve well at the
boiling point of the solvent.
Because it can easily be boiled off.
Because the reactants dissolves less than the product in
methanol at low temperatures.
Because the product dissolves less than the reactants in
methanol at low temperatures.
Because it has a low boiling point
Transcribed Image Text:Why is methanol chosen as the solvent for recrystallization? (Check all that apply.) Because the product and the impurities dissolve well at the boiling point of the solvent. Because it can easily be boiled off. Because the reactants dissolves less than the product in methanol at low temperatures. Because the product dissolves less than the reactants in methanol at low temperatures. Because it has a low boiling point
The 13C-NMR spectrum of the product was acquired in
CDCI3. How can the student detect the solvent in the
spectrum?
13
CDCI3 does not show in the C-NMR spectrum.
O A septet at d=40 ppm
A singlet at d=77 ppm
O A triplet at d=77 ppm
O A doublet at d=77 ppm
Transcribed Image Text:The 13C-NMR spectrum of the product was acquired in CDCI3. How can the student detect the solvent in the spectrum? 13 CDCI3 does not show in the C-NMR spectrum. O A septet at d=40 ppm A singlet at d=77 ppm O A triplet at d=77 ppm O A doublet at d=77 ppm
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