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 7508 results
Search term:
MF = 'C_{13}H_{11}N_{3}O'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
16197
zoom
C
13
H
11
N
3
O
225.2459
138
141
10
4
534036
zoom
C
13
H
11
N
3
O
225.2459
87
64
0
1
472752
zoom
C
13
H
11
N
3
O
225.2459
79
51
0
0
4222
zoom
C
13
H
11
N
3
O
225.2459
72
138
5
0
358277
zoom
C
13
H
11
N
3
O
225.2459
59
40
0
0
564510
- 0/1 defined
zoom
C
13
H
11
N
3
O
225.2459
59
41
0
0
666653
zoom
C
13
H
11
N
3
O
225.2459
51
33
0
0
677428
zoom
C
13
H
11
N
3
O
225.2459
49
31
0
0
2923373
zoom
C
13
H
11
N
3
O
225.24594
48
42
0
0
570753
zoom
C
13
H
11
N
3
O
225.2459
48
31
0
0
531126
zoom
C
13
H
11
N
3
O
225.2459
48
34
0
0
679068
zoom
C
13
H
11
N
3
O
225.2459
47
28
0
0
629936
zoom
C
13
H
11
N
3
O
225.2459
46
31
0
0
556094
zoom
C
13
H
11
N
3
O
225.2459
45
34
0
0
2027048
zoom
C
13
H
11
N
3
O
225.24594
45
33
0
0
5264532
zoom
C
13
H
11
N
3
O
225.2459
45
35
0
0
10591263
zoom
C
13
H
11
N
3
O
225.2459
45
34
0
0
670982
zoom
C
13
H
11
N
3
O
225.2459
44
30
0
0
13358355
zoom
C
13
H
11
N
3
O
225.2459
43
26
0
0
2641891
- 0/1 defined
zoom
C
13
H
11
N
3
O
225.2459
43
30
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement