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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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-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
-e
+e
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Found 284 results
Search term:
MF = 'C_{20}H_{19}F_{2}N_{3}O_{5}'
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2
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
25051637
- 2/2 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
85
76
0
0
29394246
- 0/2 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
21
25
0
0
3793661
zoom
C
20
H
19
F
2
N
3
O
5
419.3787664
15
11
0
0
22426483
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
13
8
0
0
3107252
- 0/1 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
12
7
0
0
2615818
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
11
7
0
0
4233514
zoom
C
20
H
19
F
2
N
3
O
5
419.3787664
11
7
0
0
18411068
- 0/1 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
10
8
0
0
21902423
- 0/1 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
9
8
0
0
21902424
- 0/1 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
9
8
0
0
22365977
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
9
6
0
0
11081972
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
9
6
0
0
57382824
- 2/2 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
9
7
0
0
30516650
- 0/1 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
9
6
0
0
30536001
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
9
7
0
0
30829501
- 2/2 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
8
9
0
0
31058119
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
8
6
0
0
22543541
- 0/1 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
8
5
0
0
21728651
- 0/1 defined
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
8
7
0
0
4801424
zoom
C
20
H
19
F
2
N
3
O
5
419.3788
8
3
0
0
1
2
3
4
5
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