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1. The 'H and "C NMR spectra of compound A are shown below. In the mass spectrum the parent ion appears at m/z= 129. In the 'H spectrum there are two nearly coincident resonances (1.01 and 1.02 ppm). a) What is the molecular formula of A? 20.8 48.6

1. The 'H and "C NMR spectra of compound A are shown below. In the mass spectrum the parent ion appears at m/z= 129. In the 'H spectrum there are two nearly coincident resonances (1.01 and 1.02 ppm). a) What is the molecular formula of A? 20.8 48.6

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Chemistry
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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
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1. The 'H and 'C NMR spectra of compound A are shown below. In the mass spectrum the parent ion appears at m/z= 129. In the 'H spectrum there are two nearly coincident resonances (1.01 and 1.02 ppm). %3D a) What is the molecular formula of A? 20.8 48.6 39.1 17.2 200 180 160 140 120 100 80 60 40 20 ppm b) What is the structure of A? 1.02 ppm (d, 12H) 1.01 ppm (t 3H)
Transcribed Image Text:1. The 'H and 'C NMR spectra of compound A are shown below. In the mass spectrum the parent ion appears at m/z= 129. In the 'H spectrum there are two nearly coincident resonances (1.01 and 1.02 ppm). %3D a) What is the molecular formula of A? 20.8 48.6 39.1 17.2 200 180 160 140 120 100 80 60 40 20 ppm b) What is the structure of A? 1.02 ppm (d, 12H) 1.01 ppm (t 3H)
200 180 160 140 120 100 80 60 40 20 0 ppm b), What is the structure of A? 1.02 ppm (d, 12H) 1.01 ppm (t, 3H) 2.47 ppm 3.02 ppm (q, 2H) (m, 2H) 11 10 8 7 6. 4 3 1 ppm EGO 2. 9.
Transcribed Image Text:200 180 160 140 120 100 80 60 40 20 0 ppm b), What is the structure of A? 1.02 ppm (d, 12H) 1.01 ppm (t, 3H) 2.47 ppm 3.02 ppm (q, 2H) (m, 2H) 11 10 8 7 6. 4 3 1 ppm EGO 2. 9.
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