EP ORGANIC CHEMISTRY -MOD.MASTERING 18W
9th Edition
ISBN: 9780136781776
Author: Wade
Publisher: PEARSON CO
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Chapter 12.9A, Problem 12.4P
Spectra are given for three compounds. Each compound has one or more of the following
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The infrared spectrum of a compound is unique to the types and number of bonds in the molecule. Draw the structures of salicylic acid and aspirin. What are the key differences of the IR spectrum of aspirin with that of the starting material, salicylic acid? What are the similarities? Interpret the IR spectra of each by assigning the major peaks.
For each organic compound in the table below, enter the locant of the highlighted side chain.
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In the compound below, identify the functional group in the box.
A Functional Group in a Compound
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hydroxyl
B ketone
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Chapter 12 Solutions
EP ORGANIC CHEMISTRY -MOD.MASTERING 18W
Ch. 12.3 - Complete the following conversion table. (cm1)...Ch. 12.5 - Which of the bonds shown in red are expected to...Ch. 12.7C - For each hydrocarbon spectrum, determine whether...Ch. 12.9A - Spectra are given for three compounds. Each...Ch. 12.10 - The infrared spectra for three compounds are...Ch. 12.12 - Prob. 12.6PCh. 12.14B - Identify which of these four mass spectra indicate...Ch. 12.15A - Show the fragmentation that accounts for the...Ch. 12.15A - Show the fragmentations that give rise to the...Ch. 12.15B - Ethers are not easily differentiated by their...
Ch. 12.15C - Prob. 12.11PCh. 12 - Prob. 12.12SPCh. 12 - Prob. 12.13SPCh. 12 - All of the following compounds absorb infrared...Ch. 12 - Prob. 12.15SPCh. 12 - Four infrared spectra are shown, corresponding to...Ch. 12 - Predict the masses and the structures of the most...Ch. 12 - Prob. 12.18SPCh. 12 - Prob. 12.19SPCh. 12 - (A true story) While organizing the undergraduate...Ch. 12 - Prob. 12.21SPCh. 12 - Prob. 12.22SPCh. 12 - An unknown, foul-smelling hydrocarbon gives the...Ch. 12 - covered a synthesis of alkynes by a double...Ch. 12 - Three IR spectra are shown, corresponding to three...Ch. 12 - Prob. 12.26SPCh. 12 - Prob. 12.27SPCh. 12 - Prob. 12.28SPCh. 12 - The ultimate test of fluency in MS and IR is...Ch. 12 - Prob. 12.30SPCh. 12 - Consider the following four structures, followed...
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- Given below are condensed structural formulas derived from the same molecular formula (C,H14). Identify which pair represents structural isomers, that is, different molecules. CH3 CH3 CH, CH3 CH, CH, CH-CH3 CH, CH-CH-CH3 CH3 CH, CH-CH,-CH2 CH3 CH, CH-CH CH, CH3 CH3 A and C O Cand D O Band D O D and Aarrow_forwardPlearrow_forwardCompound 1 has molecular formula C7H16. It shows three signals in the 1H-NMR spectrum, one at 0.85 ppm, one at 1.02 ppm, and one at 1.62 ppm. The relative integrals of these three signals are 6, 1, and 1, respectively. Compound 2 has molecular formula C7H14. It shows three signals in the 1H-NMR spectrum, one at 0.98 ppm, one at 1.36 ppm, and one at 1.55 ppm. The relative integrals of these three signals are 3, 2, and 2, respectively. Propose structures for compounds 1 and 2, explaining how you reach your conclusion.arrow_forward
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