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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
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M+Na
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+e
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Found 5327 results
Search term:
MF = 'C_{20}H_{21}N_{3}O_{5}S'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
920896
zoom
C
20
H
21
N
3
O
5
S
415.4628
31
19
0
0
2251479
- 0/1 defined
zoom
C
20
H
21
N
3
O
5
S
415.46284
30
22
0
0
855622
zoom
C
20
H
21
N
3
O
5
S
415.4628
29
15
0
0
869946
zoom
C
20
H
21
N
3
O
5
S
415.4628
29
19
0
0
885628
zoom
C
20
H
21
N
3
O
5
S
415.4628
28
16
0
0
3227205
zoom
C
20
H
21
N
3
O
5
S
415.4628
28
18
0
0
876636
zoom
C
20
H
21
N
3
O
5
S
415.4628
27
14
0
0
876640
zoom
C
20
H
21
N
3
O
5
S
415.4628
27
15
0
0
856749
zoom
C
20
H
21
N
3
O
5
S
415.4628
27
18
0
0
2415978
- 0/1 defined
zoom
C
20
H
21
N
3
O
5
S
415.4628
27
15
0
0
1101701
zoom
C
20
H
21
N
3
O
5
S
415.4628
26
20
0
0
4119868
zoom
C
20
H
21
N
3
O
5
S
415.46284
26
14
0
0
4129316
zoom
C
20
H
21
N
3
O
5
S
415.46284
26
15
0
0
4141478
zoom
C
20
H
21
N
3
O
5
S
415.46284
25
14
0
0
4206833
zoom
C
20
H
21
N
3
O
5
S
415.46284
25
14
0
0
2412878
- 0/1 defined
zoom
C
20
H
21
N
3
O
5
S
415.4628
25
14
0
0
575456
zoom
C
20
H
21
N
3
O
5
S
415.4628
25
15
0
0
926690
zoom
C
20
H
21
N
3
O
5
S
415.4628
25
17
0
0
929524
zoom
C
20
H
21
N
3
O
5
S
415.4628
25
18
0
0
3965720
- 0/1 defined
zoom
C
20
H
21
N
3
O
5
S
415.4628
25
15
0
0
1
2
3
4
5
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