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Annotate the IR 100 4000 3000 g000 1500 1000 50 HAVENUHB ERI -l TFINSMITTRKEI

Annotate the IR 100 4000 3000 g000 1500 1000 50 HAVENUHB ERI -l TFINSMITTRKEI

Organic Chemistry
Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter14: Mass Spectrometry
Section: Chapter Questions
Problem 14.26P: Following is the mass spectrum of bromocyclopentane. The molecular ion m/z 148 is of such low...
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Please answer the following questions from the pictures below, thank you so much!!:)
Annotate the IR 100 D 4000 a000 2000 1500 1000 50 HAVENUHB ERI -l TFANSMITTRYKEI
Transcribed Image Text:Annotate the IR 100 D 4000 a000 2000 1500 1000 50 HAVENUHB ERI -l TFANSMITTRYKEI
Shown below is the mass spectrum of eugenol. Directly on the spectrum, identify the base peak, the M peak, the M+1 peak, and the M+2 peak. m/z R.I. m/z R.I. 15 2.1 continued 93 100 - HS-NU-166 18 3.4 4.5 80 - 27 94 4.9 28 2.2 95 1 29 1.1 102 1.3 60- 38 1.7 103 18.8 39 9.9 104 13.7 5.6 40 - 40 1.8 105 41 5.7 106 1 43 3.2 107 115 20- 2.7 50 3.1 1.8 51 9.2 119 1.6 25 50 75 100 125 150 175 52 3.5 120 1 m/z 53 3.4 121 14.4 55 17.7 122 5.4 62 1.4 131 18.3 63 3.5 132 7.7 64 1.1 133 14.5 65 1.7 1.3 7.3 134 66 3 135 67 1.1 137 15.2 75 1 138 1.5 20.7 5.5 77 147 4 78 149 28.8 79 5.2 150 3 81 1.7 163 3.6 89 1.3 164 100 91 14.2 165 11.1 92 1.9 166 1 Calculate the theoretical intensities of the M+1 and M+2 peaks based on the reported intensity of the M peak. How do they agree with the values given? Propose a structure for the fragment with the largest intensity peak: 211 -452 R23 9153 Lolco Ncol Relative Intensity
Transcribed Image Text:Shown below is the mass spectrum of eugenol. Directly on the spectrum, identify the base peak, the M peak, the M+1 peak, and the M+2 peak. m/z R.I. m/z R.I. 15 2.1 continued 93 100 - HS-NU-166 18 3.4 4.5 80 - 27 94 4.9 28 2.2 95 1 29 1.1 102 1.3 60- 38 1.7 103 18.8 39 9.9 104 13.7 5.6 40 - 40 1.8 105 41 5.7 106 1 43 3.2 107 115 20- 2.7 50 3.1 1.8 51 9.2 119 1.6 25 50 75 100 125 150 175 52 3.5 120 1 m/z 53 3.4 121 14.4 55 17.7 122 5.4 62 1.4 131 18.3 63 3.5 132 7.7 64 1.1 133 14.5 65 1.7 1.3 7.3 134 66 3 135 67 1.1 137 15.2 75 1 138 1.5 20.7 5.5 77 147 4 78 149 28.8 79 5.2 150 3 81 1.7 163 3.6 89 1.3 164 100 91 14.2 165 11.1 92 1.9 166 1 Calculate the theoretical intensities of the M+1 and M+2 peaks based on the reported intensity of the M peak. How do they agree with the values given? Propose a structure for the fragment with the largest intensity peak: 211 -452 R23 9153 Lolco Ncol Relative Intensity
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