The IR, 'H NMR and 1C NMR spectra of compound P are shown below. Themolecular formula for compound Pis CHNO2a.Identify three (3) important absorption peaks on the IR spectrum and indicatethe bond and wavenumber associated with each peak.Elucidate the structure of compound P and assign esch peak in the 'H and1C NMR spectra. (Hint: The compound consists of more than one functionalgroup).b.T747cm2000aquartettripletCDCI,

The IR, 'H NMR and 13C NMR spectre of compound P are shown below. The molecular formuls for compound Pis CHNO2 Identify three (3) important absorption peaks on the IR spectrum snd indicate the bond and wevenumber associated with each peak. a. Elucidate the structure of compound P and assign esch peak in the 'H and 13C NMR spectra. (Hint: The compound consists of more then one functional group). b. MCRO 1747cm quartet triplet ..ERR

The IR, 'H NMR and 13C NMR spectre of compound P are shown below. The molecular formuls for compound Pis CHNO2 Identify three (3) important absorption peaks on the IR spectrum snd indicate the bond and wevenumber associated with each peak. a. Elucidate the structure of compound P and assign esch peak in the 'H and 13C NMR spectra. (Hint: The compound consists of more then one functional group). b. MCRO 1747cm quartet triplet ..ERR

Macroscale and Microscale Organic Experiments

7th Edition

ISBN:9781305577190

Author:Kenneth L. Williamson, Katherine M. Masters

Publisher:Kenneth L. Williamson, Katherine M. Masters

Chapter13: Mass Spectrometry

Section: Chapter Questions

Problem 3Q

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Compounds B and C are isomers with molecular formula C5H9BrO2. The 1H NMR spectrum of compounds B and C are shown below. The IR spectrum corresponding to compound B showed strong absorption bands at 1739, 1225, and 1158 cm-1, while the spectrum corresponding to compound C have strong bands at 1735, 1237, and 1182 cm-1. 1.Based on the information provided, determine the structure of compounds B and C. 2.Assign all peaks in 1H NMR spectrum of compounds B and C.
Shown are the H NMR spectra for 2 isomeric compounds of the formula C5H10O. The IR spectrum of both have an absorption in the region of 1700 to 1730 cm-1. Provide the structure for each compound, and which hydrogen atoms give rise to the peaks in each spectrum. The peak at 7.27 ppm can be ignored, and the red numbers are integration values.
Identify the structures of D and E, isomers of molecular formulaC6H12O2, from their IR and 1H NMR data. Signals at 1.35 and 1.60 ppm inthe 1H NMR spectrum of D and 1.90 ppm in the 1H NMR spectrum of Eare multiplets.
Reaction of C6H5CH2CH2OH with CH3COCl affords compound W, whichhas molecular formula C10H12O2. W shows prominent IR absorptions at3088–2897, 1740, and 1606 cm−1. W exhibits the following signals in its1H NMR spectrum: 2.02 (singlet), 2.91 (triplet), 4.25 (triplet), and 7.20–7.35(multiplet) ppm. What is the structure of W?
A solution of acetone [(CH3)2C=O] in ethanol (CH3CH2OH) in the presence of a trace of acid was allowed to stand for several days, and a new compound of molecular formula C7H16O2 was formed. The IR spectrum showed only one major peak in the functional group region around 3000 cm−1, and the 1H NMR spectrum is given here. What is the structure of the product?
The treatment of (CH3)2C=CHCH2Br with H2O forms B (molecular formulaC5H10O) as one of the products. Determine the structure of B from its 1H NMR and IR spectra.
2. DEDUCE THE STRUCTURE FOR EACH COMPOUND WITH THE INDICATED MOLECULAR FORMULA AND THE 1H-NMR AND IR SPECTRA PROVIDED. Formula: C5H10O
As we will learn in Chapter 20, reaction of (CH3)2CO with LiC ≡ CH followed by H2O affords compound D, which has a molecular ion in its mass spectrum at 84 and prominent absorptions in its IR spectrum at 3600–3200, 3303, 2938, and 2120 cm. D shows the following 1H NMR spectral data: 1.53 (singlet, 6 H), 2.37 (singlet, 1 H), and 2.43 (singlet, 1 H) ppm. What is the structure of D?
Reaction of butanenitrile (CH3CH2CH2CN) with methylmagnesium bromide (CH3MgBr), followed by treatment with aqueous acid, forms compound G. G has a molecular ion in its mass spectrum at m/z = 86 and a base peak at m/z = 43. G exhibits a strong absorption in its IR spectrum at 1721 cm−1 and has the 1H NMR spectrum given below. What is the structure of G? We will learn about the details of this reaction in Chapter 22.
1. Deduce the structure for a compound with the molecular formula, C8H8O2 and with 1H-NMR and IR spectra shown below:
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compound with formula C9H10O. If the unknown has an IR absorption at 1690 cm–1 please tell me structure ??