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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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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
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M-H
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+e
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M+CH3CNH
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Found 66 results
Search term:
MF = 'C_{20}H_{21}ClFN_{5}O_{3}'
1
2
3
4
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
395620
zoom
C
20
H
21
ClFN
5
O
3
433.8638
25
22
0
0
2414187
zoom
C
20
H
21
ClFN
5
O
3
433.8638
21
11
0
0
2414639
zoom
C
20
H
21
ClFN
5
O
3
433.8638
21
11
0
0
10829333
zoom
C
20
H
21
ClFN
5
O
3
433.8638
17
8
0
0
10178229
zoom
C
20
H
21
ClFN
5
O
3
433.8638
13
10
0
0
57831988
- 0/1 defined
zoom
C
20
H
21
ClFN
5
O
3
433.8638
8
6
0
0
53595018
zoom
C
20
H
21
ClFN
5
O
3
433.8638
7
6
0
0
29208958
zoom
C
20
H
21
ClFN
5
O
3
433.8638
7
7
0
0
21824488
zoom
C
20
H
21
ClFN
5
O
3
433.8638
7
3
0
0
22760407
- 0/1 defined
zoom
C
20
H
21
ClFN
5
O
3
433.8638
7
6
0
0
29253972
zoom
C
20
H
21
ClFN
5
O
3
433.8638
6
6
0
0
29060287
zoom
C
20
H
21
ClFN
5
O
3
433.8638
6
6
0
0
9548803
- 1/1 defined
zoom
C
20
H
21
ClFN
5
O
3
433.8638
5
4
0
0
84448439
- 0/1 defined
zoom
C
20
H
21
ClFN
5
O
3
433.8638
5
4
0
0
84448094
zoom
C
20
H
21
ClFN
5
O
3
433.8638
4
3
0
0
23477269
- 0/1 defined
zoom
C
20
H
21
ClFN
5
O
3
433.8638
4
3
0
0
23483094
- 0/2 defined
zoom
C
20
H
21
ClFN
5
O
3
433.8638
4
3
0
0
23483683
- 0/2 defined
zoom
C
20
H
21
ClFN
5
O
3
433.8638
4
3
0
0
28503891
- 5/5 defined
zoom
C
20
H
21
ClFN
5
O
3
433.8638
3
3
0
0
28503893
- 5/5 defined
zoom
C
20
H
21
ClFN
5
O
3
433.8638
3
3
0
0
1
2
3
4
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