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 1807 results
Search term:
MF = 'C_{11}H_{9}N_{5}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
4713
zoom
C
11
H
9
N
5
211.2227
102
77
0
0
64189
zoom
C
11
H
9
N
5
211.2227
77
65
0
1
24604009
zoom
C
11
H
9
N
5
211.2227
49
36
0
0
2044157
zoom
C
11
H
9
N
5
211.22266
46
34
0
0
2044804
zoom
C
11
H
9
N
5
211.22266
44
39
0
0
9991311
zoom
C
11
H
9
N
5
211.2227
44
50
12
56
28421820
zoom
C
11
H
9
N
5
211.2227
40
23
0
0
9811832
zoom
C
11
H
9
N
5
211.2227
37
32
0
0
20571972
zoom
C
11
H
9
N
5
211.2227
37
28
0
0
656015
zoom
C
11
H
9
N
5
211.2227
34
26
0
0
652180
zoom
C
11
H
9
N
5
211.2227
33
22
0
0
5021352
zoom
C
11
H
9
N
5
211.2227
33
29
0
0
2045473
zoom
C
11
H
9
N
5
211.22266
33
31
0
0
201174
zoom
C
11
H
9
N
5
211.2227
31
31
0
0
25463188
zoom
C
11
H
9
N
5
211.2227
31
20
0
0
10862853
zoom
C
11
H
9
N
5
211.2227
30
19
0
0
11177530
zoom
C
11
H
9
N
5
211.2227
29
27
2
5
5380397
zoom
C
11
H
9
N
5
211.2227
28
21
0
0
223319
zoom
C
11
H
9
N
5
211.2227
28
16
0
0
4481161
zoom
C
11
H
9
N
5
211.2227
23
40
7
22
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement