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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:
to
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(example: 123 ± 1)
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Nominal Mass:
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-2H+
-H+
+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
+/-
Monoisotopic 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
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Found 141 results
Search term:
MF = 'C_{20}H_{22}F_{2}N_{4}O_{4}'
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2
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
3979448
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
11
9
0
0
11133072
- 0/1 defined
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
10
6
0
0
3977509
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
9
6
0
0
21643643
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
8
6
0
0
30497125
- 0/1 defined
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
8
6
0
0
31042092
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
7
6
0
0
22715488
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
7
6
0
0
22620329
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
6
5
0
0
29865643
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
5
3
0
0
11800726
- 0/2 defined
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
5
3
0
0
81363150
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
5
5
0
0
84453232
- 3/3 defined
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
4
3
0
0
8107545
- 0/1 defined
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
4
3
0
0
22856620
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
4
2
0
0
31263290
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
4
4
0
0
31762890
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
3
3
0
0
61719572
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
3
3
0
0
69829014
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
3
3
0
0
25055293
- 2/2 defined
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
3
3
0
0
28667196
zoom
C
20
H
22
F
2
N
4
O
4
420.4099
3
3
0
0
1
2
3
4
5
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