Jump to main content
Jump to site nav
Home
About us
Membership & professional community
Campaigning & outreach
Journals, books & databases
Teaching & learning
News & events
Locations & contacts
Home
About us
Web APIs
Help
Sign in
ChemSpider
Search and share chemistry
Simple
Structure
Advanced
History
Molecular Formula:
Define range intervals using parentheses.
E.g. C7H(10-14)O(0-4)
Molecular Weight:
to
±
(example: 123 ± 1)
min/max
+/-
Nominal Mass:
to
±
-2H+
-H+
+H+
+2H+
min/max
+/-
Average Mass:
to
±
M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
+/-
Monoisotopic Mass:
to
±
M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
+/-
Search
Search Hits Limit:
100
1000
10000
Filter
Single/Multi-component
Search Any
Search Single-Component Structures Only
Search Multi-Component Structures Only
Isotopically Labeled
Search Any
Search Isotopically Labeled Structures Only
Disregard Isotopically Labeled Structures
Additional Filters
Filter only those having analytical data
Found 2557 results
Search term:
MF = 'C_{12}H_{11}NO_{3}S'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
483268
zoom
C
12
H
11
NO
3
S
249.2856
96
71
0
0
645081
zoom
C
12
H
11
NO
3
S
249.2856
77
60
0
23
4144185
zoom
C
12
H
11
NO
3
S
249.28564
62
42
0
0
4160796
zoom
C
12
H
11
NO
3
S
249.28564
62
47
0
0
4307120
zoom
C
12
H
11
NO
3
S
249.28564
61
50
0
0
2044390
zoom
C
12
H
11
NO
3
S
249.28564
59
39
0
0
71929
zoom
C
12
H
11
NO
3
S
249.2856
57
40
0
0
98686
zoom
C
12
H
11
NO
3
S
249.2856
57
37
0
0
21521244
zoom
C
12
H
11
NO
3
S
249.2856
56
36
0
0
60229
zoom
C
12
H
11
NO
3
S
249.2856
55
63
0
34
28295361
zoom
C
12
H
11
NO
3
S
249.2856
55
32
0
0
732624
zoom
C
12
H
11
NO
3
S
249.2856
54
44
0
0
615936
zoom
C
12
H
11
NO
3
S
249.2856
53
36
0
0
8552810
zoom
C
12
H
11
NO
3
S
249.2856
53
33
0
0
26000622
zoom
C
12
H
11
NO
3
S
249.2856
52
39
0
0
1559513
zoom
C
12
H
11
NO
3
S
249.2856
52
34
0
0
2044523
zoom
C
12
H
11
NO
3
S
249.28564
52
41
0
0
8096874
zoom
C
12
H
11
NO
3
S
249.2856
49
33
0
0
13959814
zoom
C
12
H
11
NO
3
S
249.2856
47
33
0
0
105168
zoom
C
12
H
11
NO
3
S
249.2856
46
46
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement