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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+
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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
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Monoisotopic Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
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M-.
M+Cl
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Found 1382 results
Search term:
MF = 'C_{20}H_{13}NO_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
592591
zoom
C
20
H
13
NO
2
299.3227
74
50
0
0
200870
zoom
C
20
H
13
NO
2
299.3227
64
45
0
0
451876
zoom
C
20
H
13
NO
2
299.3227
51
47
0
0
1488904
zoom
C
20
H
13
NO
2
299.3227
34
27
0
0
246999
zoom
C
20
H
13
NO
2
299.3227
32
21
0
0
68746
zoom
C
20
H
13
NO
2
299.3227
31
26
0
27
746048
zoom
C
20
H
13
NO
2
299.3227
31
15
0
0
236015
zoom
C
20
H
13
NO
2
299.3227
30
22
0
0
64810
zoom
C
20
H
13
NO
2
299.3227
27
31
0
0
627765
zoom
C
20
H
13
NO
2
299.3227
26
16
0
0
218392
zoom
C
20
H
13
NO
2
299.3227
25
18
0
0
622098
zoom
C
20
H
13
NO
2
299.3227
24
20
0
0
4534014
zoom
C
20
H
13
NO
2
299.3227
24
17
0
0
714402
zoom
C
20
H
13
NO
2
299.3227
20
10
0
0
725873
zoom
C
20
H
13
NO
2
299.3227
20
12
0
0
598536
zoom
C
20
H
13
NO
2
299.3227
20
13
0
0
2359459
- 0/2 defined
zoom
C
20
H
13
NO
2
299.32272
20
12
0
0
759732
zoom
C
20
H
13
NO
2
299.3227
19
14
0
0
120805
zoom
C
20
H
13
NO
2
299.3227
19
18
0
0
123327
zoom
C
20
H
13
NO
2
299.3227
19
17
0
0
1
2
3
4
5
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