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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-.
M+Cl
-e
+e
min/max
+/-
Monoisotopic Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
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Found 47 results
Search term:
MF = 'C_{21}H_{23}N_{4}O_{5}'
1
2
3
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
5289460
- 0/2 defined
zoom
C
21
H
23
N
4
O
5
411.43112
2
2
0
0
4199993
- 0/6 defined
zoom
C
21
H
23
N
4
O
5
411.43112
2
1
0
0
7121885
zoom
C
21
H
23
N
4
O
5
411.4306
2
1
0
0
7121896
zoom
C
21
H
23
N
4
O
5
411.4306
2
1
0
0
7121905
zoom
C
21
H
23
N
4
O
5
411.4306
2
1
0
0
7361450
zoom
C
21
H
23
N
4
O
5
411.4306
1
1
0
0
10085832
- 3/3 defined
zoom
C
21
H
23
N
4
O
5
411.4317
1
1
0
0
5272399
zoom
C
21
H
23
N
4
O
5
411.4306
1
1
0
0
1527597
zoom
C
21
H
23
N
4
O
5
411.4306
1
1
0
0
3451925
- 0/2 defined
zoom
C
21
H
23
N
4
O
5
411.43112
1
1
0
0
5416296
- 1/1 defined
zoom
C
21
H
23
N
4
O
5
411.4306
1
1
0
0
5416298
- 1/1 defined
zoom
C
21
H
23
N
4
O
5
411.4306
1
1
0
0
5442537
- 2/2 defined
zoom
C
21
H
23
N
4
O
5
411.4317
1
1
0
0
5638970
- 2/2 defined
zoom
C
21
H
23
N
4
O
5
411.4317
1
1
0
0
5638972
- 2/2 defined
zoom
C
21
H
23
N
4
O
5
411.4317
1
1
0
0
5638974
- 2/2 defined
zoom
C
21
H
23
N
4
O
5
411.4317
1
1
0
0
5638976
- 2/2 defined
zoom
C
21
H
23
N
4
O
5
411.4317
1
1
0
0
5658782
- 1/1 defined
zoom
C
21
H
23
N
4
O
5
411.4317
1
1
0
0
5658784
- 1/1 defined
zoom
C
21
H
23
N
4
O
5
411.4317
1
1
0
0
5837106
- 1/1 defined
zoom
C
21
H
23
N
4
O
5
411.4306
1
1
0
0
1
2
3
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