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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
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Monoisotopic Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
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M+acetate
M-.
M+Cl
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Found 86 results
Search term:
MF = 'C_{4}H_{4}N_{4}O_{4}'
1
2
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5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
467534
zoom
C
4
H
4
N
4
O
4
172.099
67
55
0
0
1043167
zoom
C
4
H
4
N
4
O
4
172.099
67
45
0
0
232205
zoom
C
4
H
4
N
4
O
4
172.099
61
50
0
1
1174306
zoom
C
4
H
4
N
4
O
4
172.099
44
34
0
0
125032
zoom
C
4
H
4
N
4
O
4
172.099
42
26
0
2
27410
zoom
C
4
H
4
N
4
O
4
172.099
41
38
0
0
466579
zoom
C
4
H
4
N
4
O
4
172.099
40
32
0
0
1061144
zoom
C
4
H
4
N
4
O
4
172.099
34
26
0
0
5510299
zoom
C
4
H
4
N
4
O
4
172.099
34
31
0
0
27409
zoom
C
4
H
4
N
4
O
4
172.099
29
23
0
1
24751425
zoom
C
4
H
4
N
4
O
4
172.099
27
19
0
0
20001
zoom
C
4
H
4
N
4
O
4
172.099
25
20
0
0
294425
zoom
C
4
H
4
N
4
O
4
172.099
24
13
0
0
2561294
zoom
C
4
H
4
N
4
O
4
172.099
21
11
0
0
3213265
zoom
C
4
H
4
N
4
O
4
172.099
17
11
0
0
4530099
zoom
C
4
H
4
N
4
O
4
172.099
17
12
0
0
1065434
zoom
C
4
H
4
N
4
O
4
172.099
15
7
0
0
10311955
zoom
C
4
H
4
N
4
O
4
172.099
15
9
0
0
13023861
zoom
C
4
H
4
N
4
O
4
172.099
13
10
0
0
9270218
zoom
C
4
H
4
N
4
O
4
172.099
13
13
0
0
1
2
3
4
5
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