19. A compound with the molecular formula C3H6O gave the following 13CNMR spectrum. a) Propose a structure. (Hint: Find IHD first). b) Assign the peaks to the carbon atoms in the structure 2.3+2+0-6-X C=CC=0 bond

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19. A compound with the molecular formula C3H6O gave the following
13CNMR spectrum.
a) Propose a structure. (Hint: Find IHD first).
b) Assign the peaks to the carbon atoms in the structure
13C NMR
200
C3H6O
180
(CH)
160
.....................................................................................................
100
8 (ppm)
140
(CH₂)
120
(CH₂)
80
60
2.3+2+0-6-X
²0
C=C²C=0 bond
40
20
0
Transcribed Image Text:19. A compound with the molecular formula C3H6O gave the following 13CNMR spectrum. a) Propose a structure. (Hint: Find IHD first). b) Assign the peaks to the carbon atoms in the structure 13C NMR 200 C3H6O 180 (CH) 160 ..................................................................................................... 100 8 (ppm) 140 (CH₂) 120 (CH₂) 80 60 2.3+2+0-6-X ²0 C=C²C=0 bond 40 20 0
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