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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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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
M+H
M-H
M+acetate
M-.
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-e
+e
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Monoisotopic Mass:
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M+CH3CNH
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M+.
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M+Na
M+NH4
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Found 71 results
Search term:
MF = 'C_{5}H_{4}N_{4}O_{3}'
1
2
3
4
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
1142
zoom
C
5
H
4
N
4
O
3
168.1103
157
12293
15463
2224
75354
zoom
C
5
H
4
N
4
O
3
168.1103
22
42
0
0
103947
zoom
C
5
H
4
N
4
O
3
168.1103
20
37
0
0
118622
zoom
C
5
H
4
N
4
O
3
168.1103
16
21
0
0
1260802
zoom
C
5
H
4
N
4
O
3
168.1103
12
6
0
0
10492133
zoom
C
5
H
4
N
4
O
3
168.1103
12
12
0
0
23369284
zoom
C
5
H
4
N
4
O
3
168.1103
9
5
0
0
23370003
zoom
C
5
H
4
N
4
O
3
168.1103
6
2
0
0
21865627
- 0/1 defined
zoom
C
5
H
4
N
4
O
3
168.1103
6
6
0
0
2284613
zoom
C
5
H
4
N
4
O
3
168.11026
6
6
0
0
2331052
zoom
C
5
H
4
N
4
O
3
168.11026
6
6
0
0
2359509
zoom
C
5
H
4
N
4
O
3
168.11026
6
5
0
0
129060
zoom
C
5
H
4
N
4
O
3
168.1103
6
6
0
0
385174
zoom
C
5
H
4
N
4
O
3
168.1103
5
3
0
0
4474525
- 0/1 defined
zoom
C
5
H
4
N
4
O
3
168.1103
4
4
0
0
4523995
zoom
C
5
H
4
N
4
O
3
168.1103
3
4
0
0
10515508
zoom
C
5
H
4
N
4
O
3
168.1103
3
3
0
0
12956652
zoom
C
5
H
4
N
4
O
3
168.1103
3
3
0
0
29779929
zoom
C
5
H
4
N
4
O
3
168.1103
3
2
0
0
44786172
zoom
C
5
H
4
N
4
O
3
168.1103
3
3
0
0
1
2
3
4
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