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 3226 results
Search term:
MF = 'C_{18}H_{15}N_{3}O_{3}S'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
4925379
zoom
C
18
H
15
N
3
O
3
S
353.395
42
41
0
0
998711
zoom
C
18
H
15
N
3
O
3
S
353.395
33
21
0
0
863024
zoom
C
18
H
15
N
3
O
3
S
353.395
30
21
0
0
58142603
zoom
C
18
H
15
N
3
O
3
S
353.395
30
30
0
0
879805
zoom
C
18
H
15
N
3
O
3
S
353.395
29
22
0
0
1596303
zoom
C
18
H
15
N
3
O
3
S
353.395
29
15
0
0
2175431
zoom
C
18
H
15
N
3
O
3
S
353.395
29
19
0
0
11006
zoom
C
18
H
15
N
3
O
3
S
353.395
27
26
0
0
10661
zoom
C
18
H
15
N
3
O
3
S
353.395
26
25
0
0
999601
zoom
C
18
H
15
N
3
O
3
S
353.395
26
15
0
0
1682599
zoom
C
18
H
15
N
3
O
3
S
353.395
26
15
0
0
1795776
zoom
C
18
H
15
N
3
O
3
S
353.395
25
15
0
0
873439
zoom
C
18
H
15
N
3
O
3
S
353.395
25
17
0
0
2696085
- 0/1 defined
zoom
C
18
H
15
N
3
O
3
S
353.395
25
18
0
0
1102286
zoom
C
18
H
15
N
3
O
3
S
353.395
25
17
0
0
995593
zoom
C
18
H
15
N
3
O
3
S
353.395
25
18
0
0
864839
zoom
C
18
H
15
N
3
O
3
S
353.395
24
16
0
0
865565
zoom
C
18
H
15
N
3
O
3
S
353.395
24
19
0
0
2229090
zoom
C
18
H
15
N
3
O
3
S
353.395
24
21
0
0
2132182
zoom
C
18
H
15
N
3
O
3
S
353.395
24
13
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement