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 198 results
Search term:
MF = 'C_{7}H_{5}N_{5}O'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
393739
zoom
C
7
H
5
N
5
O
175.1475
93
79
0
0
24597990
zoom
C
7
H
5
N
5
O
175.1475
57
33
0
0
12977363
zoom
C
7
H
5
N
5
O
175.1475
30
27
0
0
3311655
zoom
C
7
H
5
N
5
O
175.1475
21
12
0
0
34211145
zoom
C
7
H
5
N
5
O
175.1475
16
13
0
0
810879
zoom
C
7
H
5
N
5
O
175.1475
15
13
0
0
153707
zoom
C
7
H
5
N
5
O
175.1475
15
13
0
0
110749
zoom
C
7
H
5
N
5
O
175.1475
13
33
0
0
264731
zoom
C
7
H
5
N
5
O
175.1475
10
8
0
0
21678008
zoom
C
7
H
5
N
5
O
175.1475
7
3
0
0
342028
zoom
C
7
H
5
N
5
O
175.1475
6
5
0
0
57429674
zoom
C
7
H
5
N
5
O
175.1475
6
7
0
0
60986426
zoom
C
7
H
5
N
5
O
175.1475
6
5
0
0
28614062
zoom
C
7
H
5
N
5
O
175.1475
5
2
0
0
30911582
zoom
C
7
H
5
N
5
O
175.1475
4
1
0
0
32688253
zoom
C
7
H
5
N
5
O
175.1475
4
2
0
0
26950367
zoom
C
7
H
5
N
5
O
175.1475
4
3
0
0
61177836
zoom
C
7
H
5
N
5
O
175.1475
4
4
0
0
4326648
zoom
C
7
H
5
N
5
O
175.1475
4
3
0
0
61962386
zoom
C
7
H
5
N
5
O
175.1475
3
3
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement