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Propose a structure for a compound of molecular formula
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Chapter 12C Solutions
EBK ORGANIC CHEMISTRY
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Chemistry: The Central Science (13th Edition)
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Chemistry: Atoms First
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- Propose a structural formula for the analgesic phenacetin, molecular formula C10H13NO2, based on its 1H-NMR spectrum.arrow_forwardThe 1H and 13C NMR spectra below belong to a compound with formula C6H10O2. Propose a structure for this compound.arrow_forwardPropose a structure given the 1H and 13C NMR spectra of the unknown compound. Assign chemical shifts to corresponding hydrogen and carbon atoms Molecular Formula: C5H10O3arrow_forward
- An unknown compound C3H2NCl shows moderately strong IR absorptions around 1650 cm-1 and 2200 cm-1. Its NMR spectrum consists of two doublets (J = 14 Hz) at δ 5.9 and δ 7.1. Propose a structure consistent with this data?arrow_forwardThe '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_forwardA ¹H NMR spectrum is shown for a molecule with the molecular formula of C9H1002. Draw the structure that best fits this data. 11 10 1H 9 2H 8 2H 7 6 2H 5 4 3 2 3H ppm Qarrow_forward
- Mass spectrometry of an unknown compound revealed a molecular ion at m/z 100.09. The IR spectrum, the ¹³C NMR spectrum, and the ¹H NMR spectrum are shown below. Draw the structure of this compound. 4000 220 3000 200 180 160 2000 M 1500 Wavenumbers (cm-¹) 140 120 100 1H 80 6H 1000 40 3H 20 ppm 500arrow_forwardAnalyze the 1H AND 13C NMR spectrum of C8H9NO given below and draw the structure of the compound.arrow_forwardCompound B of molecular formula C9H19N shows a noteworthy infrared absorption at 3300 cm-1. Its 1H-NMR spectrum shows three singlets – δ 1.0 (6H), 1.1 (12H), 1.4 (1H) ppm. Its 13C-NMR spectrum has four signals – δ 25, 28, 41, 64 ppm. Suggest a structure for this compound. Please show work.arrow_forward
- The 1H-NMR spectrum of compound R, C6H14O, consists of two signals: d 1.1 (doublet) and d 3.6 (septet) in the ratio 6:1. Propose a structural formula for compound R consistent with this informationarrow_forwardThe H1H1 NMR spectra corresponds to an alcohol with the molecular formula C5H12O. Deduce the structure from the spectraarrow_forwardThe IR spectrum of a compound with molecular formula C 6H 10 is shown below. Suggest a possible structure for the compound, explaining how you reach your decision.arrow_forward
- Organic ChemistryChemistryISBN:9781305580350Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. FootePublisher:Cengage Learning
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