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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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+H+
+2H+
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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
M-.
M+Cl
-e
+e
min/max
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Monoisotopic Mass:
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M+CH3CNH
M+CH3OH2
M+.
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M+Na
M+NH4
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M-.
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Found 343 results
Search term:
MF = 'C_{18}H_{21}N_{5}O_{4}S_{2}'
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5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
1482398
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
21
13
0
0
2150325
zoom
C
18
H
21
N
5
O
4
S
2
435.52044
21
14
0
0
1652188
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
20
18
0
0
13148256
- 0/1 defined
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
15
12
0
0
17323364
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
14
10
0
0
13148214
- 0/1 defined
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
14
11
0
0
1859218
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
14
9
0
0
21757110
- 0/1 defined
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
14
10
0
0
1913490
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
13
9
0
0
2419768
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
13
7
0
0
12534453
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
13
8
0
0
4373583
- 0/1 defined
zoom
C
18
H
21
N
5
O
4
S
2
435.52044
13
8
0
0
4469259
zoom
C
18
H
21
N
5
O
4
S
2
435.52044
13
10
0
0
21088464
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
13
10
0
0
21602122
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
13
10
0
0
10978401
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
12
9
0
0
4027192
- 0/1 defined
zoom
C
18
H
21
N
5
O
4
S
2
435.52044
12
9
0
0
4031977
zoom
C
18
H
21
N
5
O
4
S
2
435.52044
12
8
0
0
28966292
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
12
10
0
0
3282210
zoom
C
18
H
21
N
5
O
4
S
2
435.5204
11
8
0
0
1
2
3
4
5
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