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A compound, C20H28O, produces a 1H NMR spectrum with 11 distinct signals. The st

ID: 984999 • Letter: A

Question

A compound, C20H28O, produces a 1H NMR spectrum with 11 distinct signals. The steps made by the integral trace measures 52, 17, 17, 26, 17, 25, 26, 9, 9, 35, and 8 mm. Complete the table below to show the number of protons associated with each signal.

A compound, C2oH280, produces a H NMR spectrum with 11 distinct signals. The steps made by the integral trace measure 52, 17, 17, 26, 17, 25, 26, 9, 9, 35, and 8 mm. Complete the table below to show the number of protons associated with each signal Integral # Protons 52 mm 26 mm 25 mm 26 mm 9 mm 9 mm 35 mm 8 mm

Explanation / Answer

With 1 H = 8 mm,

Integral    # Protons

52 mm            6

17 mm            2

17 mm            2

26 mm            3

17 mm            2

25 mm            3

26 mm            3

9 mm              1

9 mm              1

35 mm            4   

8 mm              1

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