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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+.
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M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
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Monoisotopic Mass:
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M+CH3CNH
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M+Na
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Found 295 results
Search term:
MF = 'C_{4}H_{5}N_{3}O_{2}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
63308
zoom
C
4
H
5
N
3
O
2
127.1014
159
183
31
67
59519
zoom
C
4
H
5
N
3
O
2
127.1014
157
139
4
21
87377
zoom
C
4
H
5
N
3
O
2
127.1014
149
105
0
0
12236
zoom
C
4
H
5
N
3
O
2
127.1014
145
170
76
35
71580
zoom
C
4
H
5
N
3
O
2
127.1014
131
88
4
0
13022
zoom
C
4
H
5
N
3
O
2
127.1014
129
189
39
27
63453
zoom
C
4
H
5
N
3
O
2
127.1014
124
136
37
11
17198
zoom
C
4
H
5
N
3
O
2
127.1014
122
91
3
4
2016802
zoom
C
4
H
5
N
3
O
2
127.1014
122
89
0
1
505210
zoom
C
4
H
5
N
3
O
2
127.1014
119
99
0
0
17199
zoom
C
4
H
5
N
3
O
2
127.1014
114
92
0
1
18741
zoom
C
4
H
5
N
3
O
2
127.1014
110
99
0
1
24581
zoom
C
4
H
5
N
3
O
2
127.1014
110
89
0
0
110766
zoom
C
4
H
5
N
3
O
2
127.1014
105
95
0
0
1414891
zoom
C
4
H
5
N
3
O
2
127.1014
99
72
0
6
66673
zoom
C
4
H
5
N
3
O
2
127.1014
99
79
0
2
126276
zoom
C
4
H
5
N
3
O
2
127.1014
93
64
0
4
472823
zoom
C
4
H
5
N
3
O
2
127.1014
91
65
0
0
4414130
zoom
C
4
H
5
N
3
O
2
127.1014
89
78
1
1
259276
zoom
C
4
H
5
N
3
O
2
127.1014
85
54
0
1
1
2
3
4
5
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