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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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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
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+e
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M+CH3CNH
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M+Na
M+NH4
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Found 19 results
Search term:
MF = 'C_{21}H_{16}F_{2}O_{2}'
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
34499687
zoom
C
21
H
16
F
2
O
2
338.3473
41
36
0
0
2780875
zoom
C
21
H
16
F
2
O
2
338.3473464
6
5
0
0
3032958
zoom
C
21
H
16
F
2
O
2
338.3473464
6
5
0
0
4342044
zoom
C
21
H
16
F
2
O
2
338.3473464
6
5
0
0
107435984
zoom
C
21
H
16
F
2
O
2
338.3473
5
4
0
0
9488706
zoom
C
21
H
16
F
2
O
2
338.3473
3
1
0
0
90622834
- 0/2 defined
zoom
C
21
H
16
F
2
O
2
338.3473
2
2
0
0
6104790
- 1/1 defined
zoom
C
21
H
16
F
2
O
2
338.3473
2
1
0
0
6104792
- 1/1 defined
zoom
C
21
H
16
F
2
O
2
338.3473
2
1
0
0
7145775
zoom
C
21
H
16
F
2
O
2
338.3473
2
1
0
0
9006131
- 2/4 defined
zoom
C
21
H
16
F
2
O
2
338.3473
2
1
0
0
47971352
zoom
C
21
H
16
F
2
O
2
338.3473
1
1
0
0
47978357
zoom
C
21
H
16
F
2
O
2
338.3473
1
1
0
0
47978789
zoom
C
21
H
16
F
2
O
2
338.3473
1
1
0
0
68168303
zoom
C
21
H
16
F
2
O
2
338.3473
1
1
0
0
30657361
zoom
C
21
H
16
F
2
O
2
338.3473
1
2
0
0
126673739
zoom
C
21
H
16
F
2
O
2
338.3473
1
1
0
0
126676620
zoom
C
21
H
16
F
2
O
2
338.3473
1
1
0
0
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