Practice q # 7 7. The IR and the ¹H NMR spectra of an unknown with a molecular formula of C8H₁5NO2 are shown below. The questions that follow will guide you in the determination of its structure. 25 26 27 28 29 3 100 90 80 70 60 50 40 30 20 10 0 4000 7 3800 3600 3400 3200 3000 2800 2600 2400 2200 F 3.5 6 4.5 D 5 5 2000 5.5 1800 MICRONS 1600 WAVENUMBERS D 4 7 1400 8 1200 C 3 10 1000 B a. Determine the degree of unsaturation. Show your calculation. 11 A 2 NICOLET 20SX FT-IR 12 13 14 15 16 17 18 19 21 22 +0.0 800 1 600 b. Analyze three significant bands in the IR spectra and conclude on the existing functions. 05 02 +0.3 0.4 0.5 0.6 +0.7 0.8 0.9 1.0 2.0 450 0

Practice q # 7 7. The IR and the ¹H NMR spectra of an unknown with a molecular formula of C8H₁5NO2 are shown below. The questions that follow will guide you in the determination of its structure. 25 26 27 28 29 3 100 90 80 70 60 50 40 30 20 10 0 4000 7 3800 3600 3400 3200 3000 2800 2600 2400 2200 F 3.5 6 4.5 D 5 5 2000 5.5 1800 MICRONS 1600 WAVENUMBERS D 4 7 1400 8 1200 C 3 10 1000 B a. Determine the degree of unsaturation. Show your calculation. 11 A 2 NICOLET 20SX FT-IR 12 13 14 15 16 17 18 19 21 22 +0.0 800 1 600 b. Analyze three significant bands in the IR spectra and conclude on the existing functions. 05 02 +0.3 0.4 0.5 0.6 +0.7 0.8 0.9 1.0 2.0 450 0

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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