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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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Nominal Mass:
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+H+
+2H+
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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
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+e
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M+CH3CNH
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M+Na
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M-.
M+Cl
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Found 8813 results
Search term:
MF = 'C_{21}H_{23}NO_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
1266097
- 1/1 defined
zoom
C
21
H
23
NO
4
353.4116
132
115
0
4
1266371
- 1/1 defined
zoom
C
21
H
23
NO
4
353.4116
112
77
0
0
2006756
- 2/2 defined
zoom
C
21
H
23
NO
4
353.41162
111
84
0
0
850504
- 2/2 defined
zoom
C
21
H
23
NO
4
353.4116
104
57
0
0
850507
- 2/2 defined
zoom
C
21
H
23
NO
4
353.4116
102
66
0
0
848051
- 1/1 defined
zoom
C
21
H
23
NO
4
353.4116
99
66
0
0
2036854
zoom
C
21
H
23
NO
4
353.41162
95
73
0
0
848073
- 1/1 defined
zoom
C
21
H
23
NO
4
353.4116
93
60
0
0
5373216
- 1/1 defined
zoom
C
21
H
23
NO
4
353.4116
93
142
0
0
2042287
- 1/1 defined
zoom
C
21
H
23
NO
4
353.4116
84
58
0
0
5360647
- 2/2 defined
zoom
C
21
H
23
NO
4
353.4116
84
52
0
0
2036876
- 1/1 defined
zoom
C
21
H
23
NO
4
353.41162
83
57
0
0
17340886
- 1/1 defined
zoom
C
21
H
23
NO
4
353.4116
76
51
0
0
4157
- 0/1 defined
zoom
C
21
H
23
NO
4
353.4116
71
74
0
2
5360645
- 2/2 defined
zoom
C
21
H
23
NO
4
353.4116
67
48
0
0
21474157
zoom
C
21
H
23
NO
4
353.4116
66
46
0
0
5360642
- 2/2 defined
zoom
C
21
H
23
NO
4
353.4116
65
45
0
0
21472458
zoom
C
21
H
23
NO
4
353.4116
65
42
0
0
21472462
zoom
C
21
H
23
NO
4
353.4116
62
42
0
0
848074
- 1/1 defined
zoom
C
21
H
23
NO
4
353.4116
61
48
0
0
1
2
3
4
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