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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+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
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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 125 results
Search term:
MF = 'C_{20}H_{19}F_{2}NO_{3}S'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
20276891
zoom
C
20
H
19
F
2
NO
3
S
391.4316
17
11
0
0
32838217
zoom
C
20
H
19
F
2
NO
3
S
391.4316
17
15
0
0
27318704
zoom
C
20
H
19
F
2
NO
3
S
391.4316
14
12
0
0
20276894
zoom
C
20
H
19
F
2
NO
3
S
391.4316
14
10
0
0
4874572
zoom
C
20
H
19
F
2
NO
3
S
391.4316
13
7
0
0
20276889
zoom
C
20
H
19
F
2
NO
3
S
391.4316
13
10
0
0
21102222
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
10
7
0
0
34489555
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
9
9
0
0
34489595
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
9
8
0
0
35005133
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
9
8
0
0
22822826
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
9
7
0
0
22534790
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
8
6
0
0
30763516
- 0/3 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
7
6
0
0
39185242
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
7
6
0
0
65098317
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
6
7
0
0
39474683
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
5
5
0
0
35005134
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
5
5
0
0
11698210
zoom
C
20
H
19
F
2
NO
3
S
391.4316
5
4
0
0
22296412
- 0/1 defined
zoom
C
20
H
19
F
2
NO
3
S
391.4316
5
4
0
0
54351540
zoom
C
20
H
19
F
2
NO
3
S
391.4316
4
5
0
0
1
2
3
4
5
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