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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)
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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 6332 results
Search term:
MF = 'C_{18}H_{21}NO_{3}S'
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ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
8240835
zoom
C
18
H
21
NO
3
S
331.4292
45
34
0
0
8557485
- 1/1 defined
zoom
C
18
H
21
NO
3
S
331.4292
43
25
0
0
8647317
- 1/1 defined
zoom
C
18
H
21
NO
3
S
331.4292
39
25
0
0
10733894
zoom
C
18
H
21
NO
3
S
331.4292
36
33
0
0
2153740
zoom
C
18
H
21
NO
3
S
331.42924
35
22
0
0
4053118
- 0/1 defined
zoom
C
18
H
21
NO
3
S
331.42924
34
22
0
0
637010
zoom
C
18
H
21
NO
3
S
331.4292
31
19
0
0
507335
zoom
C
18
H
21
NO
3
S
331.4292
29
21
0
0
2989334
zoom
C
18
H
21
NO
3
S
331.42924
29
25
0
0
10784204
- 0/1 defined
zoom
C
18
H
21
NO
3
S
331.4292
29
26
0
0
4142943
- 0/1 defined
zoom
C
18
H
21
NO
3
S
331.42924
28
18
0
0
658732
zoom
C
18
H
21
NO
3
S
331.4292
28
20
0
0
2205705
zoom
C
18
H
21
NO
3
S
331.42924
28
18
0
0
1289295
zoom
C
18
H
21
NO
3
S
331.4292
28
17
0
0
704414
zoom
C
18
H
21
NO
3
S
331.4292
27
18
0
0
772762
zoom
C
18
H
21
NO
3
S
331.4292
26
16
0
0
658734
zoom
C
18
H
21
NO
3
S
331.4292
26
19
0
0
2211646
- 0/1 defined
zoom
C
18
H
21
NO
3
S
331.42924
26
18
0
0
1375933
zoom
C
18
H
21
NO
3
S
331.4292
25
14
0
0
4315888
- 0/2 defined
zoom
C
18
H
21
NO
3
S
331.42924
25
17
0
0
1
2
3
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5
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