Molecular Formula: C7H7NO2 1H-NMR: Integrals are shown in red; a residual solvent peak from CDC13 appears at 7.26 ppm, it is NOT part of your unknown. File Options Reports Project Slicing Expansion Process View Analyze Tools Actions 11.0 10.0 9.0 8.0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 X: parts per Million : Proton 8.2 8.1 8.0 7.8 7.7 7.6 7.5 7.2 7.1 X: parts per Million : Proton Reference X e 7.26(ppm) OO Integral Normal GNMR Annotate any meaningful peaks (on spectrum or in table) that are critical for structure of your unknown How many unique proton signals are in your unknown? b. а. Pay careful attention to any notes on the spectra including what peaks are due to solvents and determine the multiplicity of peaks (singlet, doublet, etc.) and relative integration values. s=singlet d=doublet t=triplet q=quartet p3pentet m=multiplet (many not well resolved peaks). Are the integral values relative or absolute? Justify your answer. /hat functional groups are indi Is an aromatic ring present? Based on # aromatic hydrogens, can you predict # of substituents? Based on multiplicity of aromatic hydrogens, can you predict C. on the shifts? e. pattern of substitution? Whot cuhctruoturon A vOU drow baced on the 1H NI MR data2 abundance abundance o 0,1 0.20.30.40.5..0.6 0.4 0.6 0,8
Molecular Formula: C7H7NO2 1H-NMR: Integrals are shown in red; a residual solvent peak from CDC13 appears at 7.26 ppm, it is NOT part of your unknown. File Options Reports Project Slicing Expansion Process View Analyze Tools Actions 11.0 10.0 9.0 8.0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 X: parts per Million : Proton 8.2 8.1 8.0 7.8 7.7 7.6 7.5 7.2 7.1 X: parts per Million : Proton Reference X e 7.26(ppm) OO Integral Normal GNMR Annotate any meaningful peaks (on spectrum or in table) that are critical for structure of your unknown How many unique proton signals are in your unknown? b. а. Pay careful attention to any notes on the spectra including what peaks are due to solvents and determine the multiplicity of peaks (singlet, doublet, etc.) and relative integration values. s=singlet d=doublet t=triplet q=quartet p3pentet m=multiplet (many not well resolved peaks). Are the integral values relative or absolute? Justify your answer. /hat functional groups are indi Is an aromatic ring present? Based on # aromatic hydrogens, can you predict # of substituents? Based on multiplicity of aromatic hydrogens, can you predict C. on the shifts? e. pattern of substitution? Whot cuhctruoturon A vOU drow baced on the 1H NI MR data2 abundance abundance o 0,1 0.20.30.40.5..0.6 0.4 0.6 0,8
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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Question
![Molecular Formula: C7H7NO2
1H-NMR:
Integrals are shown in red; a residual solvent peak from CDC13 appears at 7.26 ppm, it is NOT part of your unknown.
a Slate : CH212L Spectrose
C PROTON-1-2.jdf
File Options Reports Project Slicing Expansion Process View Analyze Tools Actions
口 可@S
11.0
10.0
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
1
X: parts per Million : Proton
8.2
8.1
8.0
7.9
7.8
7.7
7.6
7.5
7.4
7.3
7.2
7.1
X: parts per Million : Proton
7.26[ppm]
o Integral Normal +1
GNMR
Reference X
Annotate any meaningful peaks (on spectrum or in table) that are critical for structure of your unknown
How many unique proton signals are in your unknown?
Pay careful attention to any notes on the spectra including what peaks are due to solvents and determine the multiplicity of peaks (singlet, doublet, etc.) and
relative integration values. s=singlet d=doublet t=triplet q=quartet p=pentet m=multiplet (many not well resolved peaks).
Are the integral values relative or absolute? Justify your answer.
а.
b.
C.
d.
What functional groups are indicated based on the chemical shifts?
Is an aromatic ring present? Based on # aromatic hydrogens, can you predict # of substituents? Based on multiplicity of aromatic hydrogens, can you predict
е.
pattern of substitution?
What substructures can you draw, based on the 1H-NMR data?
f.
0,1 0.2
0.3 0,4 0,5 0,6](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F403449cb-3be9-4792-9fec-4d39ec1bdca9%2F99659776-e56d-454c-a3d1-8abab647dddf%2Fjqkoht5_processed.png&w=3840&q=75)
Transcribed Image Text:Molecular Formula: C7H7NO2
1H-NMR:
Integrals are shown in red; a residual solvent peak from CDC13 appears at 7.26 ppm, it is NOT part of your unknown.
a Slate : CH212L Spectrose
C PROTON-1-2.jdf
File Options Reports Project Slicing Expansion Process View Analyze Tools Actions
口 可@S
11.0
10.0
9.0
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
1
X: parts per Million : Proton
8.2
8.1
8.0
7.9
7.8
7.7
7.6
7.5
7.4
7.3
7.2
7.1
X: parts per Million : Proton
7.26[ppm]
o Integral Normal +1
GNMR
Reference X
Annotate any meaningful peaks (on spectrum or in table) that are critical for structure of your unknown
How many unique proton signals are in your unknown?
Pay careful attention to any notes on the spectra including what peaks are due to solvents and determine the multiplicity of peaks (singlet, doublet, etc.) and
relative integration values. s=singlet d=doublet t=triplet q=quartet p=pentet m=multiplet (many not well resolved peaks).
Are the integral values relative or absolute? Justify your answer.
а.
b.
C.
d.
What functional groups are indicated based on the chemical shifts?
Is an aromatic ring present? Based on # aromatic hydrogens, can you predict # of substituents? Based on multiplicity of aromatic hydrogens, can you predict
е.
pattern of substitution?
What substructures can you draw, based on the 1H-NMR data?
f.
0,1 0.2
0.3 0,4 0,5 0,6
![13C-NMR:
The triplet centered at 77.23 ppm is residual CDC13, it is NOT part of your unknown.
-2. jdf
File Options Reports Project Slicing Expansion Process View Analyze Tools Actions
220.0 210.0 200.0 190.0 180.0 170.0 160.0 150.0 140.0 130.0 120.0 110.0 100.0
90.0
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
-10.0 -20.0
|1
X: parts per Million : Carbon13
Reference X
+7.26[ppm]
Integral Normal
|쉬| 1
GNMR
Annotate any meaningful peaks (on spectrum or in table) that are critical for structure of your unknown
How many unique carbons are in your unknown?
Compare # unique carbons w/molecular formula of your unknown. Consider what this means about any symmetry in your molecule.
What functional groups are indicated, based on the observed chemical shifts?
а.
b.
C.
(thousandths)
148.259-
139.874-흐-
- 088'EZI
120.708-](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F403449cb-3be9-4792-9fec-4d39ec1bdca9%2F99659776-e56d-454c-a3d1-8abab647dddf%2Flixswpq_processed.png&w=3840&q=75)
Transcribed Image Text:13C-NMR:
The triplet centered at 77.23 ppm is residual CDC13, it is NOT part of your unknown.
-2. jdf
File Options Reports Project Slicing Expansion Process View Analyze Tools Actions
220.0 210.0 200.0 190.0 180.0 170.0 160.0 150.0 140.0 130.0 120.0 110.0 100.0
90.0
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
-10.0 -20.0
|1
X: parts per Million : Carbon13
Reference X
+7.26[ppm]
Integral Normal
|쉬| 1
GNMR
Annotate any meaningful peaks (on spectrum or in table) that are critical for structure of your unknown
How many unique carbons are in your unknown?
Compare # unique carbons w/molecular formula of your unknown. Consider what this means about any symmetry in your molecule.
What functional groups are indicated, based on the observed chemical shifts?
а.
b.
C.
(thousandths)
148.259-
139.874-흐-
- 088'EZI
120.708-
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