Organic Chemistry
5th Edition
ISBN: 9780078021558
Author: Janice Gorzynski Smith Dr.
Publisher: McGraw-Hill Education
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Chapter 22, Problem 22.78P
Identify the structure of compound C (molecular formula
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Identify the structure of compound C (molecular formula C11H15NO2), which has an IR absorption at 1699 cm−1 and the 1H NMR spectrum shown below.
Compound A of molecular formula C3H6O shows a noteworthy infrared absorption at 1716 cm-1. Its 1H-NMR spectrum shows one singlet – δ 2.2 (6H) ppm. Its 13C-NMR spectrum has two signals – δ 30, 207 ppm. Suggest a structure for this compound.
Identify the structure of compound C (molecular formula C11H15NO2),which has an IR absorption at 1699 cm−1 and the 1H NMR spectrumshown below.
Chapter 22 Solutions
Organic Chemistry
Ch. 22 - Prob. 22.1PCh. 22 - Draw the three possible resonance structures for...Ch. 22 - Prob. 22.3PCh. 22 - Give an IUPAC or common name for each compound. a....Ch. 22 - Problem 22.5 Draw the structure corresponding to...Ch. 22 - Problem 22.6 Explain why the boiling point of is...Ch. 22 - Problem 22.7 How would the compounds in each pair...Ch. 22 - Problem 22.8 Deduce the structures of compounds ...Ch. 22 - Problem 22.9 Without reading ahead in Chapter 22,...Ch. 22 - Rank the compounds in each group in order of...
Ch. 22 - Prob. 22.11PCh. 22 - Prob. 22.12PCh. 22 - Prob. 22.13PCh. 22 - Prob. 22.14PCh. 22 - Problem 22.15 Draw the products of each...Ch. 22 - Problem 22.16 Draw the products of each reaction.
...Ch. 22 - Prob. 22.17PCh. 22 - Problem 22.18 Draw a stepwise mechanism for the...Ch. 22 - Prob. 22.19PCh. 22 - Problem 22.20 Fenofibrate is a...Ch. 22 - Problem 22.21 What product is formed when the...Ch. 22 - How would you synthesize olestra from sucrose?
Ch. 22 - Problem 22.23 What is the composition of the soap...Ch. 22 - Problem 22.24 Draw a stepwise mechanism for the...Ch. 22 - Prob. 22.25PCh. 22 - Problem 22.26 Some penicillins cannot be...Ch. 22 - Prob. 22.27PCh. 22 - Prob. 22.28PCh. 22 - Prob. 22.29PCh. 22 - Problem 22.30 Glucosamine is a dietry supplement...Ch. 22 - Draw the products of each reaction. a. c. b.Ch. 22 - Draw a tautomer of each compound.
a. b. c.
Ch. 22 - Draw the product of each reaction. a. b.Ch. 22 - Draw the product of each reaction. a. b.Ch. 22 - Prob. 22.35PCh. 22 - Problem 22.36 Outline two different ways that can...Ch. 22 - 22.37 Rank the following compounds in order of...Ch. 22 - Prob. 22.38PCh. 22 - Prob. 22.39PCh. 22 - 22.40 Give the IUPAC or common name for each...Ch. 22 - 22.41 Give the structure corresponding to each...Ch. 22 - Prob. 22.42PCh. 22 - 22.43 Explain why is a stronger acid and a weaker...Ch. 22 - (a) Propose an explanation for the difference in...Ch. 22 - Draw the product formed when phenylacetic acid is...Ch. 22 - Draw the product formed when phenylacetonitrile ...Ch. 22 - 22.47 Draw the organic products formed in each...Ch. 22 - Prob. 22.48PCh. 22 - Prob. 22.49PCh. 22 - Prob. 22.50PCh. 22 - Prob. 22.51PCh. 22 - Prob. 22.52PCh. 22 - Prob. 22.53PCh. 22 - 22.54 Draw a stepwise mechanism f or the following...Ch. 22 - 22.55 When acetic acid () is treated with a trace...Ch. 22 - Prob. 22.56PCh. 22 - Prob. 22.57PCh. 22 - Draw a stepwise mechanism for the following...Ch. 22 - Prob. 22.59PCh. 22 - Prob. 22.60PCh. 22 - Prob. 22.61PCh. 22 - Draw a stepwise mechanism for the following...Ch. 22 - 22.63 Acid-catalyzed hydrolysis of forms compound...Ch. 22 - 22.64 What carboxylic acid and alcohol are needed...Ch. 22 - Problem 22.65 Devise a synthesis of each compound...Ch. 22 - Prob. 22.66PCh. 22 - Prob. 22.67PCh. 22 - Prob. 22.68PCh. 22 - Prob. 22.69PCh. 22 - 22.70 What polyester or poly amide can be prepared...Ch. 22 - 22.71 What two monomers are needed to prepare each...Ch. 22 - Prob. 22.72PCh. 22 - 22.73 How can IR spectroscopy be used to...Ch. 22 - 22.74 Rank the following compounds in order of...Ch. 22 - 22.75 Identify the structures of each compound...Ch. 22 - 22.76 Identify the structures of A and B, isomers...Ch. 22 - Prob. 22.77PCh. 22 - 22.78 Identify the structure of compound C...Ch. 22 - 22.79 Identify the structures of D and E, isomers...Ch. 22 - 22.80 With reference to amides A and B, the...Ch. 22 - Prob. 22.81PCh. 22 - Prob. 22.82PCh. 22 - Prob. 22.83PCh. 22 - Draw a stepwise mechanism for the following...Ch. 22 - Draw a stepwise mechanism for the following...
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- A compound with molecular formula C3H8O produces a broad signal between 3200 and 3600 cm1 in its IR spectrum and produces two signals in its 1°C NMR spectrum. Draw the structure of the compound.arrow_forwardIdentify the structure of compound C (molecular formula C₁1 H14NO₂), which has an IR absorption at 1699 cm-¹ and the ¹H NMR spectrum shown below. ¹H NMR of C 9 2 H 2 H 11 8 7 6 5 2 H 4 6 H 3 3 H 2 1arrow_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.arrow_forward
- When compound A (C5H12O) is treated with HBr, it forms compound B (C5H11Br). The 1H NMR spectrum of compound A has a 1H singlet, a 3H doublet, a 6H doublet, and two 1H multiplets. The 1H NMR spectrum of compound B has a 6H singlet, a 3H triplet, and a 2H quartet. Identify compounds A and B.arrow_forwardWhen compound A (C5H12O) is treated with HBr, it forms compound B (C5H11Br). The 1 H NMR spectrum of compound A has a 1H singlet, a 3H doublet, a 6H doublet, and two 1H multiplets. The 1 H NMR spectrum of compound B has a 6H singlet, a 3H triplet, and a 2H quartet. Identify compounds A and B.arrow_forwardAn unknown compound A has the molecular formula C4H3O2. Based on the following H NMR spectrum, what is the structure of compound A? | зн |3H | 2H 11 10 7. 6 3 1 Select one: OHarrow_forward
- Compounds A and B are isomers having the molecular formula C4H8O3. Identify A and B on the basis of their 1H NMR spectra.Compound A: δ 1.3 (3H, triplet); 3.6 (2H, quartet); 4.1 (2H, singlet); 11.1 (1H, broad singlet)Compound B: δ 2.6 (2H, triplet); 3.4 (3H, singlet); 3.7 (2H triplet); 11.3 (1H, broad singlet)arrow_forwardCompound X (molecular formula C10H12O) was treated with NH2NH2,−OH to yield compound Y (molecular formula C10H14). Based on the 1H NMR spectra of X and Y given below, what are the structures of X and Y?arrow_forwardCompound B has molecular formula C9H12O. It shows five signals in the 1H-NMR spectrum - a doublet of integral 6 at 1.22 ppm, a septet of integral 1 at 2.86 ppm, a singlet of integral 1 at 5.34 ppm, a doublet of integral 2 at 6.70 ppm, and a doublet of integral 2 at 7.03 ppm. The 13C-NMR spectrum of B shows six unique signals (23.9, 34.0, 115.7, 128.7, 148.9, and 157.4). Identify B and explain your reasoning.arrow_forward
- 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_forwardPropose a structure of compound C (molecular formula C10H12O) consistent with the following data. C is partly responsible for the odor and flavor of raspberries. Compound C: IR absorption at 1717 cm–1arrow_forwardCompound A has molecular formula C5H10O. It shows three signals in the 1H-NMR spectrum - a doublet of integral 6 at 1.1 ppm, a singlet of integral 3 at 2.14 ppm, and a quintet of integral 1 at 2.58 ppm. Suggest a structure for A and explain your reasoning.arrow_forward
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