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ChemSpider
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Structure
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Molecular Formula:
Define range intervals using parentheses.
E.g. C7H(10-14)O(0-4)
Molecular Weight:
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(example: 123 ± 1)
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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
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M-H
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+e
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M+CH3CNH
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Found 13785 results
Search term:
MF = 'C_{20}H_{23}NO_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
4514524
- 4/4 defined
zoom
C
20
H
23
NO
4
341.4009
94
155
4756
42
5382101
- 1/1 defined
zoom
C
20
H
23
NO
4
341.4009
92
52
0
0
2042217
- 1/1 defined
zoom
C
20
H
23
NO
4
341.40092
92
52
0
0
2042519
- 1/1 defined
zoom
C
20
H
23
NO
4
341.40092
91
60
0
0
5382104
- 1/1 defined
zoom
C
20
H
23
NO
4
341.4009
88
60
0
0
9737
- 1/1 defined
zoom
C
20
H
23
NO
4
341.4009
86
77
0
4
109085
zoom
C
20
H
23
NO
4
341.4009
80
98
0
0
389213
- 1/1 defined
zoom
C
20
H
23
NO
4
341.4009
65
58
0
0
2728313
- 0/1 defined
zoom
C
20
H
23
NO
4
341.40092
60
67
0
0
20818
zoom
C
20
H
23
NO
4
341.4009
56
75
0
0
161356
- 0/1 defined
zoom
C
20
H
23
NO
4
341.4009
49
64
7
25
9747
- 1/1 defined
zoom
C
20
H
23
NO
4
341.4009
48
51
0
2
15713
- 1/1 defined
zoom
C
20
H
23
NO
4
341.4009
45
44
0
0
2036756
- 0/1 defined
zoom
C
20
H
23
NO
4
341.40092
45
37
0
0
3814618
- 0/1 defined
zoom
C
20
H
23
NO
4
341.4009
42
42
0
0
3786312
zoom
C
20
H
23
NO
4
341.40092
41
32
0
0
141990
- 1/1 defined
zoom
C
20
H
23
NO
4
341.4009
39
32
0
0
2374569
- 0/1 defined
zoom
C
20
H
23
NO
4
341.40092
37
30
0
0
28537212
- 2/2 defined
zoom
C
20
H
23
NO
4
341.4009
36
24
0
0
101202
zoom
C
20
H
23
NO
4
341.4009
36
26
0
0
1
2
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