Bundle: Organic Chemistry, Loose-leaf Version, 9th + LMS Integrated for OWLv2, 4 terms (24 months) Printed Access Card
9th Edition
ISBN: 9781305780170
Author: John E. McMurry
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 13.5, Problem 8P
How many peaks would you expect in the 1H NMR spectrum of 1, 4-dimethyl- benzene (para-xylene, or p-xylene)? What ratio of peak areas would you expect on integration of the spectrum? Refer to Table 13-3 for approximate chemical shifts, and sketch what the spectrum would look like. (Remember from
Section 2-4
that
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
11-Explain why 2-chloropropene shows signals for three kinds of protons in its 1H NMRspectrum? Draw the structure and predict the approximate values for 1H-NMR spectra.
Fully interpret and compare the 13C NMR spectrum and the 1H NMR spectrum of the compound (R,R)-N,N’-bis(3,5-di-tert-butylsalicylidene)-1,2-cyclohexanediamine. Label and explain the peaks and why they show up where they do.
Please explain the number of signals and the integration that is observed in the 1H NMR spectrum for the major product of the reaction from question 6. - Focus on the alkyl protons, in particular those two methylene (CH2) groups
Chapter 13 Solutions
Bundle: Organic Chemistry, Loose-leaf Version, 9th + LMS Integrated for OWLv2, 4 terms (24 months) Printed Access Card
Ch. 13.1 - Prob. 1PCh. 13.1 - Prob. 2PCh. 13.2 - Prob. 3PCh. 13.3 - The following 1H NMR peaks were recorded on a...Ch. 13.3 - When the 1Η NMR spectrum of acetone, CH3COCH3, is...Ch. 13.4 - Each of the following compounds has a single 1H...Ch. 13.4 - Identify the different types of protons in the...Ch. 13.5 - How many peaks would you expect in the 1H NMR...Ch. 13.6 - Predict the splitting patterns you would expect...Ch. 13.6 - Draw structures for compounds that meet the...
Ch. 13.6 - The integrated 1H NMR spectrum of a compound of...Ch. 13.7 - Identify the indicated sets of protons as...Ch. 13.7 - How many kinds of electronically nonequivalent...Ch. 13.7 - How many absorptions would you expect (S)-malate,...Ch. 13.8 - 3-Bromo-1-phenyl-1-propene shows a complex NMR...Ch. 13.9 - How could you use 1H NMR to determine the...Ch. 13.11 - Prob. 17PCh. 13.11 - Propose structures for compounds that fit the...Ch. 13.11 - Prob. 19PCh. 13.12 - Prob. 20PCh. 13.12 - Prob. 21PCh. 13.12 - Prob. 22PCh. 13.13 - Prob. 23PCh. 13.SE - Into how many peaks would you expect the 1H NMR...Ch. 13.SE - How many absorptions would you expect the...Ch. 13.SE - Sketch what you might expect the 1H and 13C NMR...Ch. 13.SE - How many electronically nonequivalent kinds of...Ch. 13.SE - Identify the indicated protons in the following...Ch. 13.SE - Prob. 29APCh. 13.SE - Prob. 30APCh. 13.SE - When measured on a spectrometer operating at 200...Ch. 13.SE - Prob. 32APCh. 13.SE - Prob. 33APCh. 13.SE - How many types of nonequivalent protons are...Ch. 13.SE - The following compounds all show a single line in...Ch. 13.SE - Prob. 36APCh. 13.SE - Propose structures for compounds with the...Ch. 13.SE - Predict the splitting pattern for each kind of...Ch. 13.SE - Predict the splitting pattern for each kind of...Ch. 13.SE - Identify the indicated sets of protons as...Ch. 13.SE - Identify the indicated sets of protons as...Ch. 13.SE - The acid-catalyzed dehydration of...Ch. 13.SE - How could you use 1H NMR to distinguish between...Ch. 13.SE - Propose structures for compounds that fit the...Ch. 13.SE - Propose structures for the two compounds whose 1H...Ch. 13.SE - Prob. 46APCh. 13.SE - How many absorptions would you expect to observe...Ch. 13.SE - Prob. 48APCh. 13.SE - How could you use 1H and 13C NMR to help...Ch. 13.SE - How could you use 1H NMR, 13C NMR, and IR...Ch. 13.SE - Assign as many resonances as you can to specific...Ch. 13.SE - Assume that you have a compound with the formula...Ch. 13.SE - The compound whose 1H NMR spectrum is shown has...Ch. 13.SE - The compound whose 1H NMR spectrum is shown has...Ch. 13.SE - Propose structures for compounds that fit the...Ch. 13.SE - Long-range coupling between protons more than two...Ch. 13.SE - The 1H and 13C NMR spectra of compound A, C8H9Br,...Ch. 13.SE - Propose structures for the three compounds whose...Ch. 13.SE - The mass spectrum and 13C NMR spectrum of a...Ch. 13.SE - Compound A, a hydrocarbon with M+=96 in its mass...Ch. 13.SE - Propose a structure for compound C, which has...Ch. 13.SE - Prob. 62GPCh. 13.SE - Propose a structure for compound E, C7H12O2, which...Ch. 13.SE - Compound F, a hydrocarbon with M+=96 in its mass...Ch. 13.SE - 3-Methyl-2-butanol has five signals in its 13C NMR...Ch. 13.SE - A 13C NMR spectrum of commercially available...Ch. 13.SE - Carboxylic acids (RCO2H) react with alcohols (ROH)...Ch. 13.SE - Prob. 68GPCh. 13.SE - The proton NMR spectrum is shown for a compound...Ch. 13.SE - The proton NMR spectrum of a compound with the...Ch. 13.SE - The proton NMR spectrum is shown for a compound...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- Please help me analyze this 1H and 13C Acetylferrocene NMR data. I am not sure how to read the peaks and what information they give.arrow_forwardBased on this 1H-NMR what are the relevant peaks?arrow_forwardIn which two areas of the 13C NMR/DEPT spectra do you expect to see the biggest difference between carvone and the product? Which product from above would you expect to obtain as the product of this reaction.arrow_forward
- This is the spectral data for 4-cyclohexene-cis-1,2-dicarboxylic acid - Can you tell whether you have the cis or trans 4-cyclohexene-1,2-dicarboxylic acid based on the number of signals seen on 13C NMR?arrow_forwardWhat functional group can you get from its IR spectrum? Support your answer by identifying prominent peaks (wavenumbers cm^-1) and assigning the functional group.arrow_forwardUsing our Table of Infrared Absorbances, which functional group absorbs at 1,725, 2,720 and 2,820 cm-1 ? These three peaks are definitive/diagnostic/mean this group is really there. carboxylic acid amide amine aldehyde ketonearrow_forward
- Assume that you are carrying out the base-induced dehydrobromination of 3-bromo-3-methylpentane (Section 11-7) to yield an alkene. How could you use IR spectroscopy to tell which of three possible elimination products is formed, if one includes E/Z isomers?arrow_forwardFrom the proton NMR spectrum in Figure 19-44, deduce the structure of this hydrocarbonarrow_forwardHow many signals do you expect in the proton NMR spectrum of 2-chlorotoluene?arrow_forward
- Analyse the 13C NMR spectrum for 1,3-dibromobenzenearrow_forwardWould it be better to use 1H NMR or 13C NMR spectroscopy to distinguish 1-butene, cis-2-butene, and 2-methylpropene? Explain your answer.arrow_forwardWhich of the following compounds will show two absorption bands at around 3300 cm-1 and around 2150 cm-¹?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Organic Chemistry: A Guided InquiryChemistryISBN:9780618974122Author:Andrei StraumanisPublisher:Cengage LearningMacroscale and Microscale Organic ExperimentsChemistryISBN:9781305577190Author:Kenneth L. Williamson, Katherine M. MastersPublisher:Brooks Cole
- Principles of Instrumental AnalysisChemistryISBN:9781305577213Author:Douglas A. Skoog, F. James Holler, Stanley R. CrouchPublisher:Cengage Learning
Organic Chemistry: A Guided Inquiry
Chemistry
ISBN:9780618974122
Author:Andrei Straumanis
Publisher:Cengage Learning
Macroscale and Microscale Organic Experiments
Chemistry
ISBN:9781305577190
Author:Kenneth L. Williamson, Katherine M. Masters
Publisher:Brooks Cole
Principles of Instrumental Analysis
Chemistry
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Cengage Learning
NMR Spectroscopy; Author: Professor Dave Explains;https://www.youtube.com/watch?v=SBir5wUS3Bo;License: Standard YouTube License, CC-BY