Organic Chemistry
11th Edition
ISBN: 9781118133576
Author: T. W. Graham Solomons, Craig Fryhle
Publisher: Wiley, John & Sons, Incorporated
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Chapter 9, Problem 4Q
Which of these C6H14 isomers has the greatest number of 13C NMR signals?
(a) Hexane
(b) 2-Methylpentane
(c) 3-Methylpentane
(d) 2,2-Dimethylbutane
(e) 2,3-Dimethylbutane
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Chapter 9 Solutions
Organic Chemistry
Ch. 9 - Prob. 1PPCh. 9 - PRACTICE PROBLEM
9.2 What compound with molecular...Ch. 9 - Prob. 3PPCh. 9 - PRACTICE PROBLEM 9.4 How many signals would each...Ch. 9 - Prob. 5PPCh. 9 - Prob. 6PPCh. 9 - Prob. 7PPCh. 9 - PRACTICE PROBLEM 9.7
The relative chemical shifts...Ch. 9 - Prob. 9PPCh. 9 - PRACTICE PROBLEM 9.9 Propose a structure for...
Ch. 9 - PRACTICE PROBLEM 9.10
What is the dihedral angle...Ch. 9 - PRACTICE PROBLEM 9.11 Draw the most stable chair...Ch. 9 - Prob. 13PPCh. 9 - Prob. 14PPCh. 9 - PRACTICE PROBLEM 9.13 How many signals would you...Ch. 9 - Prob. 16PPCh. 9 - Prob. 17PPCh. 9 - Prob. 18PPCh. 9 - Prob. 19PPCh. 9 - PRACTICE PROBLEM 9.18
What are the expected ratios...Ch. 9 - Given the mass spectrum in Figure 9.44 and the...Ch. 9 - Prob. 22PCh. 9 - 9.23 How many 13C NMR signals would you predict...Ch. 9 - Prob. 24PCh. 9 - 9.25 Propose structures for the compounds G and H...Ch. 9 - Prob. 26PCh. 9 - Prob. 27PCh. 9 - Compound Q has the molecular formula C7H8. The...Ch. 9 - 9.26 Explain in detail how you would distinguish...Ch. 9 - Prob. 30PCh. 9 - A compound with molecular formula C4H8O has a...Ch. 9 - In the mass spectrum of 2, 6-dimethyl-4-heptanol...Ch. 9 - Prob. 33PCh. 9 - What are the masses and structures of the ions...Ch. 9 - Prob. 35PCh. 9 - Ethyl bromide and methoxybenzene (shown below)...Ch. 9 - 9.34 The homologous series of primary amines, ,...Ch. 9 - Propose a structure that is consistent with each...Ch. 9 - 9.39 Propose structures for compounds E and F....Ch. 9 - Regarding compound J, C2HxCly, use the 1H NMR and...Ch. 9 - 9.38 When dissolved in , a compound (K) with the...Ch. 9 - Compound T (C5H8O) has a strong IR absorption band...Ch. 9 - Deduce the structure of the compound that gives...Ch. 9 - 9.45 Deduce the structure of the compound that...Ch. 9 - The 1H NMR spectrum of a solution of 1,...Ch. 9 - Acetic acid has a mass spectrum showing a...Ch. 9 - The 1H NMR peak for the hydroxyl proton of...Ch. 9 - The 1H NMR study of DMF (N, N-dimethylformamide)...Ch. 9 - 9.48 The mass spectra of many benzene derivatives...Ch. 9 - Prob. 52PCh. 9 - 1. Given the following information, elucidate the...Ch. 9 - Two compounds with the molecular formula C5H10O...Ch. 9 - Propose a structure that is consistent with each...Ch. 9 - 9.2 How many 1H NMR signals would the following...Ch. 9 - 9.3. How many 1H NMR signals would...Ch. 9 - 9.4 Which of these C6H14 isomers has the greatest...Ch. 9 - 9.5 How many 13C NMR signals would be given by the...Ch. 9 - Prob. 6QCh. 9 - 9.7 What is the structure of a compound C5H12...
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- The 'H NMR spectrum of compound A (C3H100) has four signals: a multiplet at 8 = 7.25-7.32 ppm (5 H), a singlet at d = 5.17 ppm (1 H), a quartet at d = 4.98 ppm (1 H), and a doublet at ô = 1.49 ppm (3 H). There are 6 signals in its 13C NMR spectrum. The IR spectrum has a broad absorption in the -3200 cm-1 region. Compound A reacts with KMNO4 in a basic solution followed by acidification to give compound B with the molecular formula C7H6O2. Draw structures for compounds A and B.arrow_forwardCompound 2 has molecular formula C6H12. It shows three signals in the 1H-NMR spectrum, one at 0.96 ppm, one at 2.03 ppm, and one at 5.33 ppm. The relative integrals of these three signals are 3, 2, and 1, respectively. Provide structure for compound 2, explain how you reached your conclusion.arrow_forwardYou have a sample of a compound of molecular formula C11H15NO2, which has a benzene ring substituted by two groups, (CH3)2N− and −CO2CH2CH3, and exhibits the given 13C NMR. What disubstituted benzene isomer corresponds to these 13C data?arrow_forward
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