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 2158 results
Search term:
MF = 'C_{16}H_{14}N_{4}O_{4}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
3521102
- 0/1 defined
zoom
C
16
H
14
N
4
O
4
326.30676
68
54
0
0
3997678
zoom
C
16
H
14
N
4
O
4
326.3068
41
28
0
0
546923
zoom
C
16
H
14
N
4
O
4
326.3068
33
26
0
0
12544398
zoom
C
16
H
14
N
4
O
4
326.3068
31
23
0
0
1705165
zoom
C
16
H
14
N
4
O
4
326.3068
28
16
0
0
2148147
- 0/1 defined
zoom
C
16
H
14
N
4
O
4
326.30676
27
16
0
0
514745
zoom
C
16
H
14
N
4
O
4
326.3068
26
16
0
0
9385739
zoom
C
16
H
14
N
4
O
4
326.3068
25
18
0
0
3348988
zoom
C
16
H
14
N
4
O
4
326.30676
25
19
0
0
569989
- 0/1 defined
zoom
C
16
H
14
N
4
O
4
326.3068
24
17
0
0
2234571
- 0/1 defined
zoom
C
16
H
14
N
4
O
4
326.30676
23
25
0
0
10852942
zoom
C
16
H
14
N
4
O
4
326.3068
23
16
0
0
59703169
zoom
C
16
H
14
N
4
O
4
326.3068
21
20
0
0
734162
zoom
C
16
H
14
N
4
O
4
326.3068
21
17
0
0
3069959
zoom
C
16
H
14
N
4
O
4
326.3068
21
19
0
0
2634261
zoom
C
16
H
14
N
4
O
4
326.3068
20
15
0
0
4394390
- 0/1 defined
zoom
C
16
H
14
N
4
O
4
326.30676
20
13
0
0
4493055
zoom
C
16
H
14
N
4
O
4
326.3068
20
14
0
0
4543551
zoom
C
16
H
14
N
4
O
4
326.3068
20
15
0
0
8579534
zoom
C
16
H
14
N
4
O
4
326.3068
20
13
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement