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ChemSpider
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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
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M-H
M+acetate
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+e
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M+CH3CNH
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Found 710 results
Search term:
MF = 'C_{13}H_{8}N_{2}O_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
20209
zoom
C
13
H
8
N
2
O
4
256.2136
116
73
0
0
25170
zoom
C
13
H
8
N
2
O
4
256.2136
59
40
2
9
539314
zoom
C
13
H
8
N
2
O
4
256.2136
33
26
0
0
1061140
zoom
C
13
H
8
N
2
O
4
256.2136
33
23
0
0
491340
zoom
C
13
H
8
N
2
O
4
256.2136
31
18
0
0
329456
zoom
C
13
H
8
N
2
O
4
256.2136
25
14
0
0
330155
zoom
C
13
H
8
N
2
O
4
256.2136
24
13
0
0
1044907
zoom
C
13
H
8
N
2
O
4
256.2136
24
19
0
0
688058
zoom
C
13
H
8
N
2
O
4
256.2136
22
13
0
0
1153987
zoom
C
13
H
8
N
2
O
4
256.2136
22
17
0
0
4460947
zoom
C
13
H
8
N
2
O
4
256.21362
20
18
0
0
2075257
zoom
C
13
H
8
N
2
O
4
256.21362
17
10
0
0
1214106
zoom
C
13
H
8
N
2
O
4
256.2136
16
18
0
0
4987080
zoom
C
13
H
8
N
2
O
4
256.2136
15
10
0
0
982550
zoom
C
13
H
8
N
2
O
4
256.2136
15
8
0
0
1768792
zoom
C
13
H
8
N
2
O
4
256.2136
14
7
0
0
2034488
zoom
C
13
H
8
N
2
O
4
256.21362
13
9
0
0
7842022
zoom
C
13
H
8
N
2
O
4
256.2136
13
8
0
0
17794820
zoom
C
13
H
8
N
2
O
4
256.2136
13
8
0
0
5450275
zoom
C
13
H
8
N
2
O
4
256.2136
12
7
0
0
1
2
3
4
5
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