12Mass Spectrometry(d) This unknown contains oxygen, but it does not show any significant infrared absorptionpeaks above 3000 cm .59100-BO40Relative AbundanceM(102)-15 2025 30 35 40 45 50 560 65 70 75 8085 90 95 100 105miz Relative02Mass Spectrometrybundance40-60-80-100-(d) This unknown contains oxygen, but it does not show any significant infrared absorptionpeaks above 3000 cm59152030354045 5055 60 657075 80 85 90 95mizM(102)100 105(f) T100

Molecular ion peak at m/z = 102 confirms molecular weight.Base peak at m/z = 59 is a strong…

Relative 02 Mass Spectrometry bundance 40- 60- 80- 100- (d) This unknown contains oxygen, but it does not show any significant infrared absorption peaks above 3000 cm 59 15 20 30 35 40 45 50 55 60 65 70 75 80 85 90 95 miz M(102) 100 105 (f) T 100

Relative 02 Mass Spectrometry bundance 40- 60- 80- 100- (d) This unknown contains oxygen, but it does not show any significant infrared absorption peaks above 3000 cm 59 15 20 30 35 40 45 50 55 60 65 70 75 80 85 90 95 miz M(102) 100 105 (f) T 100

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

Chapter20: Dienes, Conjugated Systems, And Pericyclic Reactions

Section20.3: Uv-visible Spectroscopy

Problem 20.5P

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Question

Mass Spectrometry

(d) This unknown contains oxygen, but it does not show any significant infrared absorption

peaks above 3000 cm .

100-

Relative Abundance

M(102)

15 20

25 30 35 40 45 50 5

60 65 70 75 80

85 90 95 100 105

miz

Relative
02
Mass Spectrometry
bundance
40-
60-
80-
100-
(d) This unknown contains oxygen, but it does not show any significant infrared absorption
peaks above 3000 cm
59
15
20
30
35
40
45 50
55 60 65
70
75 80 85 90 95
miz
M(102)
100 105
(f) T
100

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