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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-.
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+e
min/max
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Monoisotopic Mass:
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M+CH3CNH
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M+.
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M+Na
M+NH4
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M-.
M+Cl
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Found 1435 results
Search term:
MF = 'C_{19}H_{20}N_{2}O_{4}S_{2}'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2153563
- 0/1 defined
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
27
16
0
0
2171306
- 0/1 defined
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
24
16
0
0
1153605
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
24
15
0
0
1514337
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
22
15
0
0
1553766
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
22
13
0
0
1130542
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
22
14
0
0
2221700
- 0/2 defined
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
22
16
0
0
2406552
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
22
16
0
0
1482371
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
21
12
0
0
4989432
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
21
12
0
0
2184108
- 0/1 defined
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
20
13
0
0
2406558
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
20
14
0
0
2706670
- 0/2 defined
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
20
13
0
0
3011017
- 0/2 defined
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
20
11
0
0
3074554
- 0/1 defined
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
20
14
0
0
1130040
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
20
13
0
0
916844
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
20
9
0
0
962210
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
20
12
0
0
1069276
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
19
13
0
0
1154325
zoom
C
19
H
20
N
2
O
4
S
2
404.5031
19
14
0
0
1
2
3
4
5
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