For each set of IR and NMR spectra, determine the structure of the unknown compound. Explain how
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(a) C3H5NO
(b) C5H8O2
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200 180 160 140 120 100 80 40 20 S0Hz (a) C3HsNO 6.45 6.3d 6-26 6.1δ 6.0d 5.98 5.86 576 10 6 4 0 δ (ppm) wavelength (am) 5 5.5 6 2.5 100 3 3.5 4 4.5 6 7 8 910 1 12 13 14 15 16 80 40 T 20 4000 3500 3000 2500 2000 1800 1600 1400 1200 1000 800 600 wavenumber (cm) 140 120 100 80 60 40 20 0 200 180 160 (CH2 CH2) CDC (b) C,Hg02 0 6 10 δ (ppm) wavelength (um) 5 5.5 6 710 12 13 14 15 16 2.5 100 4 4.5 60 N 40 T 4000 3500 3000 2000 1800 1600 1400 1200 1000 wavenumber (cm-)
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a The formula C 3 H 5 NO has two elements of unsaturation The IR spectrum shows two peaks between 32...View the full answer
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