Find the structure of the unknown compound using the IR Spectra and HNMR provided below. On the structure, label each chemically equivalent group with a letter. Also provide the partial structures, splitting, and integration. The ones starred are the top candidates (I could be wrong). These are different possibilities: Ethyl Butyrate Propyl propionate* Propyl butyrate Isopropyl acetate Isopropyl butyrate* 2-methylpropyl acetate 2-methylpropyl propionate* 2-methylpropyl butyrate butyl acetate* butyl proprionate butyl butyrate
Find the structure of the unknown compound using the IR Spectra and HNMR provided below. On the structure, label each chemically equivalent group with a letter. Also provide the partial structures, splitting, and integration. The ones starred are the top candidates (I could be wrong). These are different possibilities: Ethyl Butyrate Propyl propionate* Propyl butyrate Isopropyl acetate Isopropyl butyrate* 2-methylpropyl acetate 2-methylpropyl propionate* 2-methylpropyl butyrate butyl acetate* butyl proprionate butyl butyrate
Chapter29: Mass Spectrometry
Section: Chapter Questions
Problem 29.4QAP
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Question
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Find the structure of the unknown compound using the IR Spectra and HNMR provided below. On the structure, label each chemically equivalent group with a letter. Also provide the partial structures, splitting, and integration.
The ones starred are the top candidates (I could be wrong).
These are different possibilities:
Ethyl Butyrate
Propyl propionate*
Propyl butyrate
Isopropyl acetate
Isopropyl butyrate*
2-methylpropyl acetate
2-methylpropyl propionate*
2-methylpropyl butyrate
butyl acetate*
butyl proprionate
butyl butyrate
Transcribed Image Text:65
60
55
50
45
40
25
20
15
10
4000
3500
3000
2500
2000
1500
1000
500
Wavenumbers (cm-1)
%Transmittance
2961.74
3443.41
2872.55
1730.82
1459.66
Transcribed Image Text:11000000
10000000
9000000
8000000
7000000
6000000
5000000
4000000
-3000000
-2000000
1000000
-1000000
75
1.70
1.65
1.60
1.55
1.50
1.45
1.40
1.35
1.30
1.25
f1 (ppm)
1.20
1.15
1.10
1.05
1.00
0.95
0.90
0.85
-7000000
6000000
5000000
4000000
3000000
2000000
1000000
-1000000
4.2
4.1
4.0
3.9
3.8
3.7
3.6
3.5
3.4
3.3
3.2
3.1
3.0
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
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