NOP-Nr:
Overview
Instructions
Operating scheme
Substances
Equipment
Evaluation
Analytics
- Chromatogram
-
1
H-NMR
-
13
C-NMR
- IR
+
FeCl
3
· 6 H
2
O
; Side reactions
13
C-NMR
13
C-NMR: crude product
75.5 MHz, CDCl
3
delta [ppm]
assignment
13.79
CH
3
ethyl
19.29
C4 (ring)
26.74
C5 (ring)
29.59
C4 (3-oxobutyl)
33.97
C1 (3-oxobutyl)
37.66
C2 (3-oxobutyl)
38.58
C3 (ring)
58.70
C1 (ring)
61.10
CH
2
ethyl
171.07
-C(=O)O-
207.37
C3 (C=O, 3-oxobutyl)
214.46
C2 (C=O, ring)
76.5-77.5
CDCl
3
13
C-NMR: 2-(3-Oxobutyl)cyclopentanone-2-carboxylic acid ethyl ester
75.5 MHz, CDCl
3
delta [ppm]
assignment
13.79
CH
3
ethyl
19.29
C4 (ring)
26.74
C5 (ring)
29.59
C4 (3-oxobutyl)
33.97
C1 (3-oxobutyl)
37.66
C2 (3-oxobutyl)
38.58
C3 (ring)
58.70
C1 (ring)
61.10
CH
2
ethyl
171.07
-C(=O)O-
207.37
C3 (C=O, 3-oxobutyl)
214.46
C2 (C=O, ring)
76.5-77.5
CDCl
3
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pages/experiment.php: November 09, 2022
views/cnmr.php: November 09, 2022