Infrared Spectroscopy (IR) is very useful for determining the functional groups present in an organic molecule. For each of the spectra below, complete the following: • Build the molecule in Spartan and describe the motion of the molecule at each key absorption frequency • Identify key absorption frequencies in the spectrum and identify the type of stretch/bend/wag/etc. (i.e. O-H) • Match the spectra from the provided structures • Identify the main functional groups in the molecule OH A B F D E H OH NH2 J Transmitance 1.1 1.0 0.9 99 0.8 0.7 0.6 0.5 0.4 0.3 0.2 22 0.1 3500 3000 2500 m 2000 1500 1000 500 Wavenumbers (cm-1)
Infrared Spectroscopy (IR) is very useful for determining the functional groups present in an organic molecule. For each of the spectra below, complete the following: • Build the molecule in Spartan and describe the motion of the molecule at each key absorption frequency • Identify key absorption frequencies in the spectrum and identify the type of stretch/bend/wag/etc. (i.e. O-H) • Match the spectra from the provided structures • Identify the main functional groups in the molecule OH A B F D E H OH NH2 J Transmitance 1.1 1.0 0.9 99 0.8 0.7 0.6 0.5 0.4 0.3 0.2 22 0.1 3500 3000 2500 m 2000 1500 1000 500 Wavenumbers (cm-1)
Organic Chemistry
8th Edition
ISBN:9781305580350
Author:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Publisher:William H. Brown, Brent L. Iverson, Eric Anslyn, Christopher S. Foote
Chapter14: Mass Spectrometry
Section: Chapter Questions
Problem 14.27P: Following is the mass spectrum of an unknown compound. The two highest peaks are at m/z 120 and 122....
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Question
Identify key absorption frequencies in the spectrum and identify the type of stretch/bend/wag/etc. (i.e. O-H), Match the spectra from the provided structures with the info given by the IR photo, Identify the main

Transcribed Image Text:Infrared Spectroscopy (IR) is very useful for determining the functional groups present
in an organic molecule. For each of the spectra below, complete the following:
• Build the molecule in Spartan and describe the motion of the molecule at each key
absorption frequency
• Identify key absorption frequencies in the spectrum and identify the type of
stretch/bend/wag/etc. (i.e. O-H)
• Match the spectra from the provided structures
•
Identify the main functional groups in the molecule
OH
A
B
F
D
E
H
OH
NH2
J

Transcribed Image Text:Transmitance
1.1
1.0
0.9
99
0.8
0.7
0.6
0.5
0.4
0.3
0.2
22
0.1
3500
3000
2500
m
2000
1500
1000
500
Wavenumbers (cm-1)
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