Pearson eText Organic Chemistry -- Instant Access (Pearson+)
8th Edition
ISBN: 9780135213711
Author: Paula Bruice
Publisher: PEARSON+
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Chapter 13, Problem 58P
(a)
Interpretation Introduction
Interpretation:
The compound should be identified from the given spectral data.
(b)
Interpretation Introduction
Interpretation:
The mechanism for the formation of peak at
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Students have asked these similar questions
The infiared spectrum of a compound contains a strong absorption at 1702 cm-1. The mass spectrum of the
compound is shown below. What is the structure of the compound?
100
10
50
70
m/z
80
100
110
120
Relative Intensity
Which of the following molecules matches the given data?
(Note: All the molecules have a M+ = m/z 102)
C5H10O2
base peak = m/z 43
B. MASS SPECTRUM
Identify the following from the low resolution mass spectrum of the unknown compound:
100
Relative intensity
LT.
80
80
60
40
20
Base peak
0
20
Molecular lon peak
40
Mass Spectrum of Compound
P
121
152
60
C. DOUBLE BOND EQUIVALENTS
Calculate the DBE of the unknown compound.
m/z
This information indicates, for example, the presence of
100
Mass spectrum of the compound.
120
140
160
a + x
Chapter 13 Solutions
Pearson eText Organic Chemistry -- Instant Access (Pearson+)
Ch. 13.1 - Which of the following fragments produced in a...Ch. 13.2 - What distinguishes the mass spectrum of...Ch. 13.2 - What is the most likely m/z value for the base...Ch. 13.3 - Prob. 5PCh. 13.3 - a. Suggest possible molecular formulas for a...Ch. 13.3 - If a compound has a molecular ion with an...Ch. 13.3 - Identify the hydrocarbon that has a molecular ion...Ch. 13.4 - Predict the relative intensities of the molecular...Ch. 13.5 - Which molecular formula has an exact molecular...Ch. 13.5 - Prob. 11P
Ch. 13.6 - Sketch the mass spectrum expected for...Ch. 13.6 - The mass spectra of 1-methoxybutane,...Ch. 13.6 - Primary alcohols have a strong peak at m/z = 31....Ch. 13.6 - Identify the ketones responsible for the mass...Ch. 13.6 - Prob. 16PCh. 13.6 - Using curved arrows, show the principal fragments...Ch. 13.6 - The reaction of (Z)-2-pentene with water and a...Ch. 13.9 - a. Which is higher in energy: electromagnetic...Ch. 13.9 - Prob. 20PCh. 13.13 - Prob. 21PCh. 13.14 - Which occur at a larger wavenumber: a. the C O...Ch. 13.14 - Prob. 23PCh. 13.14 - Prob. 24PCh. 13.14 - Rank the following compounds from highest...Ch. 13.14 - Which shows an O H stretch at a larger...Ch. 13.16 - Prob. 27PCh. 13.16 - a. An oxygen-containing compound shows an...Ch. 13.16 - Prob. 29PCh. 13.16 - For each of the following pair of compounds, name...Ch. 13.17 - Which of the following compounds has a vibration...Ch. 13.17 - Prob. 32PCh. 13.18 - A compound with molecular formula C4H6O gives the...Ch. 13.20 - Prob. 34PCh. 13.20 - Prob. 35PCh. 13.21 - Predict the max of the following compound:Ch. 13.21 - Prob. 37PCh. 13.23 - a. At pH = 7 one of the ions shown here is purple...Ch. 13.23 - Prob. 39PCh. 13.23 - Prob. 40PCh. 13 - In the mass spectrum of the following compounds,...Ch. 13 - Prob. 42PCh. 13 - Draw structures for a saturated hydrocarbon that...Ch. 13 - Rank the following compounds in order of...Ch. 13 - For each of the following pairs of compounds,...Ch. 13 - a. How could you use IR spectroscopy to determine...Ch. 13 - Assuming that the force constant is approximately...Ch. 13 - Norlutin and Enovid are ketones that suppress so...Ch. 13 - In the following boxes, list the types of bonds...Ch. 13 - A mass spectrum shows significant peaks at m/z. =...Ch. 13 - Prob. 51PCh. 13 - Prob. 52PCh. 13 - Prob. 53PCh. 13 - The IR spectrum of a compound with molecular...Ch. 13 - Rank the following compounds from highest...Ch. 13 - Rank the following compounds from highest...Ch. 13 - What peaks in their mass spectra can be used to...Ch. 13 - Prob. 58PCh. 13 - Which one of the following five compounds produced...Ch. 13 - Prob. 60PCh. 13 - Each of the IR spectra shown below is accompanied...Ch. 13 - Prob. 62PCh. 13 - Prob. 63PCh. 13 - How can IR spectroscopy distinguish between...Ch. 13 - Prob. 65PCh. 13 - Prob. 66PCh. 13 - Give approximate wavenumbers for the major...Ch. 13 - Prob. 68PCh. 13 - Which one of the following live compounds produced...Ch. 13 - Phenolphthalein is an acid-base indicator. In...Ch. 13 - Prob. 71PCh. 13 - How can you use UV spectroscopy to distinguish...Ch. 13 - Prob. 73PCh. 13 - The IR and mass spectra for three different...
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- 3arrow_forwardHow many peaks would each compound show in their 13C NMR spectrum? a) eucalyptol b) linaloolarrow_forwardThe three compounds hexane, 2-methylpentane, and 3-methylpentane correspond to the three mass spectra shown. Match each compound with the spectrum that best fits its structure on the basis of the fragmentation patterns. 100 MS Draw the structure corresponding to spectrum A. Select Draw Rings More Ful 50 C 0 20 40 60 100 A mlz 100 MS Lul 50- 0 0 20 40 60 B m/z 100 MS 50 d 0 20 40 60 80 100 m/z Draw the structure corresponding to spectrum B. Select Draw Rings More C Relative abundance ( 80 80 100 Erase Erase C Q2 Q Draw the structure corresponding to spectrum C. Select Draw Rings More C ✓ Erasearrow_forward
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