2.This question deals with the product formed in this experiment ethyl 4-aminobenzoate.a.For the IR spectrum shown below, identify the structural features which cause each of themajor IR signals. (You will have to decide which of the signals are considered importantenough to be considered to be "major" - essentially you should look at the higher energyregion je, above than the fingerprint region.)% Transmittance2040601008004000360030002:500200015001000Wavenumber (cm) b.For the NMR spectrum shown below, draw the structure of the compound next to the spectrumand label the protons so that they match the letter labels shown on the NMR spectrum. Fill in theChemical shift, integration and multiplicity in the table. You should consider electron donatingand withdrawing effects before assigning the aromatic ring protons.ΕBC and DENote that the actual measured integration values are given above each set of peaks.Also note that the signal from -3.8-4.5 ppm is due to two overlapping signals;A quartet (C) and a very broad singlet (D).Each of these two signas has an integration of approximately 2.0(the total integration for this combined signal is approximately 4.0 (actual -3.851))STRUCTURE:Proton labelChemical shift Relative Integration Expected (& Multiplicity(ppm)observed)C.The NMR spectrum shownABCDEbelow represents the product (ethyl 4-aminobenzoate) after it has been shaken with deuterium oxide (D₂O).Write the equation for the reaction which occurs when D₂O reacts with ethyl 4-aminobenzoate. Draw thestructure of the compound next to the spectrum and label the protons so that they match the letter labelsshown on the NMR spectrum. Fill in the Chemical shift, integration and multiplicity in the table.D. on the results of the "D20 shake". What happened to the signal which had been caused by HD?Explain briefly.

The given compound is ethyl - 4- amino -benzoate or benzocaine.The peaks are identified as…

2. This question deals with the product formed in this experiment ethyl 4-aminobenzoate. a. For the IR spectrum shown below, identify the structural features which cause each of the major IR signals. (You will have to decide which of the signals are considered important enough to be considered to be "major" - essentially you should look at the higher energy region je, above than the fingerprint region.) % Transmittance 20 40 60 100 80 0. 4000 3600 3000 2500 2000 1500 1000 Wavenumber (cm)

2. This question deals with the product formed in this experiment ethyl 4-aminobenzoate. a. For the IR spectrum shown below, identify the structural features which cause each of the major IR signals. (You will have to decide which of the signals are considered important enough to be considered to be "major" - essentially you should look at the higher energy region je, above than the fingerprint region.) % Transmittance 20 40 60 100 80 0. 4000 3600 3000 2500 2000 1500 1000 Wavenumber (cm)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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