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 221 results
Search term:
MF = 'C_{9}H_{5}N_{3}O_{3}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
21376879
zoom
C
9
H
5
N
3
O
3
203.1543
70
57
9
10
16133633
zoom
C
9
H
5
N
3
O
3
203.1543
20
12
0
0
117272
zoom
C
9
H
5
N
3
O
3
203.1543
16
13
0
0
780205
zoom
C
9
H
5
N
3
O
3
203.1543
13
9
0
0
15467473
zoom
C
9
H
5
N
3
O
3
203.1543
13
9
0
0
297333
zoom
C
9
H
5
N
3
O
3
203.1543
10
12
0
0
9681467
zoom
C
9
H
5
N
3
O
3
203.1543
4
3
0
0
16808738
zoom
C
9
H
5
N
3
O
3
203.1543
4
2
0
0
57430175
zoom
C
9
H
5
N
3
O
3
203.1543
4
3
0
0
26606542
zoom
C
9
H
5
N
3
O
3
203.1543
4
2
0
0
37554197
zoom
C
9
H
5
N
3
O
3
203.1543
3
3
0
0
44804188
zoom
C
9
H
5
N
3
O
3
203.1543
3
3
0
0
45697300
zoom
C
9
H
5
N
3
O
3
203.1543
3
2
0
0
24633768
zoom
C
9
H
5
N
3
O
3
203.1543
3
2
0
0
24633937
zoom
C
9
H
5
N
3
O
3
203.1543
3
2
0
0
9129854
zoom
C
9
H
5
N
3
O
3
203.1543
3
2
0
0
9519651
zoom
C
9
H
5
N
3
O
3
203.1543
3
2
0
0
60766299
zoom
C
9
H
5
N
3
O
3
203.1543
2
2
0
0
60766300
zoom
C
9
H
5
N
3
O
3
203.1543
2
2
0
0
52369077
zoom
C
9
H
5
N
3
O
3
203.1543
2
2
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement