What is the IR and HNMRAndCNMR and mass in this example explain the chemical shift سل4000IR Spectrum(liquid film)1002 8 8 88% of base peak80www1030004013C NMR Spectrum(50.0 MHz. CDC, solution)77980DEPT CH₂ CH, CHproton decoupled11200¹H NMR Spectrum(200 MHz, CDCI, solution)110520001201203www mw168616001200800v (cm¹)Mass SpectrumM**148C10H120t8160m/e1603.07200 240 2801206135 130 ppm80expansion52.0expansionproblem 32UV Spectrummax 241 nm (log, 4.1)solvent methanol4solvent3401.0ppm208 (ppm)TMS108 (ppm)

The molecular formula of the experimental molecule is C10H12O. Let’s first find out how many double…

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What is the IR and HNMRAndCNMR and mass in this example explain the chemical shift

Organic Chemistry: A Guided Inquiry

2nd Edition

ISBN:9780618974122

Author:Andrei Straumanis

Publisher:Andrei Straumanis

ChapterL3: Carbon (13c) Nmr Spectroscopy

Section: Chapter Questions

Problem 9CTQ

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Spectroanalytical Methods

Spectroanalytical methods measure the wavelength and intensity of radiations that are either emitted or absorbed by a molecular or atomic species. These methods are useful for evaluating the electronic or atomic arrangement of the molecules of a given analyte.

Question

What is the IR and HNMRAndCNMR and mass in this example explain the chemical shift

سل
4000
IR Spectrum
(liquid film)
100
2 8 8 88
% of base peak
80
www
10
3000
40
13C NMR Spectrum
(50.0 MHz. CDC, solution)
77
9
80
DEPT CH₂ CH, CH
proton decoupled
1
1
200
¹H NMR Spectrum
(200 MHz, CDCI, solution)
1
105
2000
120
120
3
www mw
1686
1600
1200
800
v (cm¹)
Mass Spectrum
M**
148
C10H120
t
8
160
m/e
160
3.0
7
200 240 280
120
6
135 130 ppm
80
expansion
5
2.0
expansion
problem 32
UV Spectrum
max 241 nm (log, 4.1)
solvent methanol
4
solvent
3
40
1.0
ppm
2
08 (ppm)
TMS
1
0
8 (ppm)

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