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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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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+.
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M+Na
M+NH4
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M-.
M+Cl
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Found 2750 results
Search term:
MF = 'C_{20}H_{21}FN_{4}O_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
21475081
- 2/2 defined
zoom
C
20
H
21
FN
4
O
2
368.4047
55
54
0
0
4981
- 0/2 defined
zoom
C
20
H
21
FN
4
O
2
368.4047
43
33
0
0
28537614
- 1/1 defined
zoom
C
20
H
21
FN
4
O
2
368.4047
33
29
0
0
937022
zoom
C
20
H
21
FN
4
O
2
368.4047
23
17
0
0
2245930
zoom
C
20
H
21
FN
4
O
2
368.4047432
23
16
0
0
1051431
zoom
C
20
H
21
FN
4
O
2
368.4047
21
15
0
0
3268219
- 0/1 defined
zoom
C
20
H
21
FN
4
O
2
368.4047
21
11
0
0
1241216
zoom
C
20
H
21
FN
4
O
2
368.4047
20
16
0
0
2225993
- 0/1 defined
zoom
C
20
H
21
FN
4
O
2
368.4047432
20
17
0
0
2410885
zoom
C
20
H
21
FN
4
O
2
368.4047
20
13
0
0
2699177
- 0/1 defined
zoom
C
20
H
21
FN
4
O
2
368.4047432
19
12
0
0
3002145
- 0/1 defined
zoom
C
20
H
21
FN
4
O
2
368.4047432
18
12
0
0
4058254
- 0/1 defined
zoom
C
20
H
21
FN
4
O
2
368.4047432
17
11
0
0
7840536
zoom
C
20
H
21
FN
4
O
2
368.4047
17
10
0
0
2737578
- 0/1 defined
zoom
C
20
H
21
FN
4
O
2
368.4047432
17
13
0
0
21302605
- 0/1 defined
zoom
C
20
H
21
FN
4
O
2
368.4047
16
11
0
0
28471290
zoom
C
20
H
21
FN
4
O
2
368.4047
16
11
0
0
26015782
zoom
C
20
H
21
FN
4
O
2
368.4047
15
12
0
0
13143576
zoom
C
20
H
21
FN
4
O
2
368.4047
15
11
0
0
912462
zoom
C
20
H
21
FN
4
O
2
368.4047
14
9
0
0
1
2
3
4
5
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