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 936 results
Search term:
MF = 'C_{7}H_{8}N_{2}O_{4}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
69266
zoom
C
7
H
8
N
2
O
4
184.1494
142
93
0
0
91636
zoom
C
7
H
8
N
2
O
4
184.1494
123
83
0
0
1225498
zoom
C
7
H
8
N
2
O
4
184.1494
100
73
0
0
746146
zoom
C
7
H
8
N
2
O
4
184.1494
99
83
0
4
2017886
zoom
C
7
H
8
N
2
O
4
184.14942
93
57
0
0
211689
zoom
C
7
H
8
N
2
O
4
184.1494
93
64
0
0
511069
zoom
C
7
H
8
N
2
O
4
184.1494
89
54
0
0
624046
zoom
C
7
H
8
N
2
O
4
184.1494
89
56
0
23
3622794
zoom
C
7
H
8
N
2
O
4
184.14942
88
56
0
1
2040678
zoom
C
7
H
8
N
2
O
4
184.1494
84
48
0
0
4204025
zoom
C
7
H
8
N
2
O
4
184.14942
79
67
3
1
87040
zoom
C
7
H
8
N
2
O
4
184.1494
78
54
0
0
515273
zoom
C
7
H
8
N
2
O
4
184.1494
77
52
0
0
2041776
zoom
C
7
H
8
N
2
O
4
184.1494
77
54
0
0
12562903
zoom
C
7
H
8
N
2
O
4
184.1494
75
45
0
0
473524
zoom
C
7
H
8
N
2
O
4
184.1494
71
49
0
0
21109176
zoom
C
7
H
8
N
2
O
4
184.1494
68
48
0
0
235947
zoom
C
7
H
8
N
2
O
4
184.1494
67
48
0
0
15447150
zoom
C
7
H
8
N
2
O
4
184.1494
61
41
0
0
26525842
zoom
C
7
H
8
N
2
O
4
184.1494
59
41
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement