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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
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M-H
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+e
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Found 2994 results
Search term:
MF = 'C_{21}H_{28}N_{4}O_{2}S'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2364327
zoom
C
21
H
28
N
4
O
2
S
400.53762
30
14
0
0
2373680
zoom
C
21
H
28
N
4
O
2
S
400.53762
27
13
0
0
2355998
zoom
C
21
H
28
N
4
O
2
S
400.53762
27
13
0
0
576258
- 0/1 defined
zoom
C
21
H
28
N
4
O
2
S
400.5376
26
19
0
0
2365782
zoom
C
21
H
28
N
4
O
2
S
400.53762
26
13
0
0
576227
- 0/1 defined
zoom
C
21
H
28
N
4
O
2
S
400.5376
24
18
0
0
2235742
zoom
C
21
H
28
N
4
O
2
S
400.53762
23
16
0
0
1051138
zoom
C
21
H
28
N
4
O
2
S
400.5376
23
14
0
0
2986626
zoom
C
21
H
28
N
4
O
2
S
400.53762
23
13
0
0
1173528
zoom
C
21
H
28
N
4
O
2
S
400.5376
21
15
0
0
2218747
- 0/1 defined
zoom
C
21
H
28
N
4
O
2
S
400.53762
21
20
0
0
931965
zoom
C
21
H
28
N
4
O
2
S
400.5376
21
10
0
0
2370831
zoom
C
21
H
28
N
4
O
2
S
400.53762
21
12
0
0
2373663
zoom
C
21
H
28
N
4
O
2
S
400.53762
21
12
0
0
2475806
zoom
C
21
H
28
N
4
O
2
S
400.5376
20
12
0
0
2825723
zoom
C
21
H
28
N
4
O
2
S
400.53762
20
11
0
0
2475766
zoom
C
21
H
28
N
4
O
2
S
400.5376
19
12
0
0
3049778
zoom
C
21
H
28
N
4
O
2
S
400.53762
19
13
0
0
7802927
- 0/4 defined
zoom
C
21
H
28
N
4
O
2
S
400.5376
19
9
0
0
2252992
zoom
C
21
H
28
N
4
O
2
S
400.53762
18
14
0
0
1
2
3
4
5
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