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 816 results
Search term:
MF = 'C_{5}H_{7}N_{3}O_{2}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2980
zoom
C
5
H
7
N
3
O
2
141.128
136
273
4
19
68046
zoom
C
5
H
7
N
3
O
2
141.128
132
91
0
0
128939
zoom
C
5
H
7
N
3
O
2
141.128
118
77
0
0
277154
zoom
C
5
H
7
N
3
O
2
141.128
115
58
0
0
63916
zoom
C
5
H
7
N
3
O
2
141.128
113
221
110
14
240124
zoom
C
5
H
7
N
3
O
2
141.128
106
66
0
0
13220609
zoom
C
5
H
7
N
3
O
2
141.128
98
60
0
0
19911245
zoom
C
5
H
7
N
3
O
2
141.128
97
63
0
0
491970
zoom
C
5
H
7
N
3
O
2
141.128
95
70
0
2
4925022
zoom
C
5
H
7
N
3
O
2
141.128
94
80
0
0
713634
zoom
C
5
H
7
N
3
O
2
141.128
92
63
0
4
713637
zoom
C
5
H
7
N
3
O
2
141.128
91
74
0
2
631241
zoom
C
5
H
7
N
3
O
2
141.128
87
57
0
0
73178
zoom
C
5
H
7
N
3
O
2
141.128
85
70
0
1
223959
zoom
C
5
H
7
N
3
O
2
141.128
79
40
0
1
14422479
zoom
C
5
H
7
N
3
O
2
141.128
79
45
0
0
72664
zoom
C
5
H
7
N
3
O
2
141.128
76
61
0
0
612716
zoom
C
5
H
7
N
3
O
2
141.128
76
52
1
0
290766
zoom
C
5
H
7
N
3
O
2
141.128
75
59
0
0
5382436
zoom
C
5
H
7
N
3
O
2
141.128
75
49
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement