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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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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 247 results
Search term:
MF = 'C_{5}H_{4}N_{4}O'
1
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5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2010
zoom
C
5
H
4
N
4
O
136.1115
211
3808
4741
72
768
zoom
C
5
H
4
N
4
O
136.1115
191
4672
8217
685
158005
zoom
C
5
H
4
N
4
O
136.1115
141
243
18
54
75607
zoom
C
5
H
4
N
4
O
136.1115
99
165
0
0
238248
zoom
C
5
H
4
N
4
O
136.1115
75
106
0
0
795241
zoom
C
5
H
4
N
4
O
136.1115
68
113
0
0
24597980
zoom
C
5
H
4
N
4
O
136.1115
61
85
0
0
13956245
zoom
C
5
H
4
N
4
O
136.1115
56
74
0
0
200069
zoom
C
5
H
4
N
4
O
136.1115
55
86
0
0
10511521
zoom
C
5
H
4
N
4
O
136.1115
53
77
0
0
245858
zoom
C
5
H
4
N
4
O
136.1115
48
64
0
0
273340
zoom
C
5
H
4
N
4
O
136.1115
46
58
0
0
67861
zoom
C
5
H
4
N
4
O
136.1115
44
123
44
47
9710349
zoom
C
5
H
4
N
4
O
136.1115
44
62
0
0
1239710
zoom
C
5
H
4
N
4
O
136.1115
40
60
0
0
29362589
zoom
C
5
H
4
N
4
O
136.1115
40
51
0
0
14697292
zoom
C
5
H
4
N
4
O
136.1115
39
53
0
0
509181
zoom
C
5
H
4
N
4
O
136.1115
38
53
1
0
509143
zoom
C
5
H
4
N
4
O
136.1115
30
40
0
0
509180
zoom
C
5
H
4
N
4
O
136.1115
30
52
0
0
1
2
3
4
5
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