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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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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-.
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+e
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M+CH3CNH
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Found 307 results
Search term:
MF = 'C_{18}H_{13}F_{2}NO_{4}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
113867
zoom
C
18
H
13
F
2
NO
4
345.2969
21
17
0
0
793381
zoom
C
18
H
13
F
2
NO
4
345.2969
21
13
0
0
793178
zoom
C
18
H
13
F
2
NO
4
345.2969
19
12
0
0
1980804
zoom
C
18
H
13
F
2
NO
4
345.2969
17
13
0
0
12236922
zoom
C
18
H
13
F
2
NO
4
345.2969
17
11
0
0
12247120
zoom
C
18
H
13
F
2
NO
4
345.2969
17
11
0
0
3981032
zoom
C
18
H
13
F
2
NO
4
345.2969
16
10
0
0
1951844
zoom
C
18
H
13
F
2
NO
4
345.2969
15
11
0
0
3762699
zoom
C
18
H
13
F
2
NO
4
345.2969264
14
11
0
0
3762700
zoom
C
18
H
13
F
2
NO
4
345.2969264
14
11
0
0
1966666
zoom
C
18
H
13
F
2
NO
4
345.2969
12
10
0
0
4857981
zoom
C
18
H
13
F
2
NO
4
345.2969
12
9
0
0
4852924
zoom
C
18
H
13
F
2
NO
4
345.2969
11
9
0
0
1258992
zoom
C
18
H
13
F
2
NO
4
345.2969
11
3
0
0
7600937
zoom
C
18
H
13
F
2
NO
4
345.2969
10
5
0
0
11053576
zoom
C
18
H
13
F
2
NO
4
345.2969
10
6
0
0
20801944
zoom
C
18
H
13
F
2
NO
4
345.2969
10
8
0
0
20801945
zoom
C
18
H
13
F
2
NO
4
345.2969
10
8
0
0
22530302
zoom
C
18
H
13
F
2
NO
4
345.2969
10
8
0
0
30755999
zoom
C
18
H
13
F
2
NO
4
345.2969
10
8
0
0
1
2
3
4
5
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