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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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+H+
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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
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+e
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M+CH3CNH
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M+Na
M+NH4
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Found 66 results
Search term:
MF = 'C_{21}H_{20}F_{3}N_{7}O_{3}S'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
9887880
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
84
74
6
0
2793896
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888096
13
7
0
0
8464670
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9701075
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9730019
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9730020
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9744482
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9744483
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9744484
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9795149
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9831108
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9831109
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9838178
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9838179
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9845391
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9866662
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9887881
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
9895072
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
39325604
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
1
0
0
39364722
zoom
C
21
H
20
F
3
N
7
O
3
S
507.4888
2
2
0
0
1
2
3
4
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