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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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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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M+Cl
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+e
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M+CH3CNH
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Found 1159 results
Search term:
MF = 'C_{21}H_{21}ClN_{4}OS'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
54841
zoom
C
21
H
21
ClN
4
OS
412.9356
110
763
1162
4
869135
zoom
C
21
H
21
ClN
4
OS
412.9356
26
16
0
0
1040882
zoom
C
21
H
21
ClN
4
OS
412.9356
25
19
0
0
3080919
zoom
C
21
H
21
ClN
4
OS
412.9356
24
15
0
0
4924860
- 0/1 defined
zoom
C
21
H
21
ClN
4
OS
412.9356
24
15
0
0
4458042
zoom
C
21
H
21
ClN
4
OS
412.93564
22
19
0
0
2612270
zoom
C
21
H
21
ClN
4
OS
412.9356
22
15
0
0
1113117
zoom
C
21
H
21
ClN
4
OS
412.9356
21
15
0
0
1503932
zoom
C
21
H
21
ClN
4
OS
412.9356
20
13
0
0
1786908
zoom
C
21
H
21
ClN
4
OS
412.9356
20
13
0
0
1998143
zoom
C
21
H
21
ClN
4
OS
412.9356
20
12
0
0
2253842
- 0/1 defined
zoom
C
21
H
21
ClN
4
OS
412.93564
20
14
0
0
4919215
- 0/1 defined
zoom
C
21
H
21
ClN
4
OS
412.9356
20
12
0
0
5667291
zoom
C
21
H
21
ClN
4
OS
412.9356
20
14
0
0
2949048
zoom
C
21
H
21
ClN
4
OS
412.93564
19
11
0
0
1101947
zoom
C
21
H
21
ClN
4
OS
412.9356
19
15
0
0
1542479
zoom
C
21
H
21
ClN
4
OS
412.9356
19
10
0
0
1541413
zoom
C
21
H
21
ClN
4
OS
412.9356
18
10
0
0
3232147
zoom
C
21
H
21
ClN
4
OS
412.9356
18
10
0
0
3411443
zoom
C
21
H
21
ClN
4
OS
412.93564
18
10
0
0
1
2
3
4
5
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