¹H NMR spectrum of M1 There are no other peaks in the spectrum than the ones depicted here Numbers in parentheses above peaks are relative integral values Solvent: CDC13 Field: 500 MHz (¹H): 125 MHz (13C) 1H (1) 10.0 0 9.5 DEPT 135 13C 180 9.0 8.0 8.5 13C NMR spectra of M1 7.5 8.0 160 112 (2) 7.0 aparic (2) 7.5 2D NMR spectra of M1 COSY Ⓡ (2 u 140 241 6.5 Aneighbour atomatic Solvent 7.0 6.0 6.5 120 CH3 / CH ←2 peaks 6.0 ¹H (ppm) 2 peaks 5.5 100 13C (ppm) 5.0 5.5 1H (ppm) 4.5 5.0 Solvent 80 4.5 4.0 4.0 60 3.5 #t 3.5 V 3.0 40 3.0 0 2.5 O (3) CH 2.5 (8) 20 2.5 3.0 3.5 -4.0 -4.5 -5.0 5.5 6.0 6.5 7.0 7.5 8.0 ¹H (ppm)

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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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The HNMR , CNMR , 2D NMR SPECTRA OF COMPOUND M1 ARE ATTACHED. WHAT IS STRUCTURE OF IT ? IS IT SYMMETRICAL REGARDS TO ITS CNMR SPECTRUM ?

WHAT IS THE STRUCTURE SUGGESTION AND WHY ?

¹H NMR spectrum of M1
There are no other peaks in the spectrum than the ones depicted here
Numbers in parentheses above peaks are relative integral values
Solvent: CDC13
Field: 500 MHz (¹H): 125 MHz (¹3C)
1H
(1)
10.0
0
DEPT 135
13C
9.5
COSY
(2)
M
13C NMR spectra of M1
180
9.0
8.0
8.5
7.5
8.0
160
2D NMR spectra of M1
anjic
(2)
7.5
7.0
140
24 #neighbour
(2
atomatic
6.5
Solvent
7.0
D
Ⓒ CH₂ / CH
6.0
6.5
120
¹H (ppm)
6.0
-2 peaks
2 peaks
5.5
100
13C (ppm)
5.0
5.5
1H (ppm)
4.5
5.0
Solvent
80
4.5
4.0
4.0
60
3.5
3.5
3.0
PACH
40
3.0
0
2.5
O
(3) CM3
2.5
@
@
20
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
(wdd) Hi
Transcribed Image Text:¹H NMR spectrum of M1 There are no other peaks in the spectrum than the ones depicted here Numbers in parentheses above peaks are relative integral values Solvent: CDC13 Field: 500 MHz (¹H): 125 MHz (¹3C) 1H (1) 10.0 0 DEPT 135 13C 9.5 COSY (2) M 13C NMR spectra of M1 180 9.0 8.0 8.5 7.5 8.0 160 2D NMR spectra of M1 anjic (2) 7.5 7.0 140 24 #neighbour (2 atomatic 6.5 Solvent 7.0 D Ⓒ CH₂ / CH 6.0 6.5 120 ¹H (ppm) 6.0 -2 peaks 2 peaks 5.5 100 13C (ppm) 5.0 5.5 1H (ppm) 4.5 5.0 Solvent 80 4.5 4.0 4.0 60 3.5 3.5 3.0 PACH 40 3.0 0 2.5 O (3) CM3 2.5 @ @ 20 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 (wdd) Hi
HSQC
O P
@
HMBC
10.0 9.5
10
9.0
9
8.5
8.0
® Ⓡ
8
7.5
8
7.0
7
6.5
6.0
1H (ppm)
5.5
5.0
4.5
4.0
3.5
3.0
0
Disregard peaks with red strike-through
6
5
4
3
1H (ppm)
+
2.5
20
40
60
80
-100
-120
140
160
-180
20
25
-125
-130
135
-140
-145
150
-190
195
200
13C (ppm)
13C (ppm)
4
Transcribed Image Text:HSQC O P @ HMBC 10.0 9.5 10 9.0 9 8.5 8.0 ® Ⓡ 8 7.5 8 7.0 7 6.5 6.0 1H (ppm) 5.5 5.0 4.5 4.0 3.5 3.0 0 Disregard peaks with red strike-through 6 5 4 3 1H (ppm) + 2.5 20 40 60 80 -100 -120 140 160 -180 20 25 -125 -130 135 -140 -145 150 -190 195 200 13C (ppm) 13C (ppm) 4
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