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 14529 results
Search term:
MF = 'C_{16}H_{14}N_{4}O'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
59277
zoom
C
16
H
14
N
4
O
278.3086
42
51
0
0
96756
- 0/1 defined
zoom
C
16
H
14
N
4
O
278.3086
37
37
0
0
57387098
zoom
C
16
H
14
N
4
O
278.3086
36
33
0
0
592871
zoom
C
16
H
14
N
4
O
278.3086
32
16
0
0
1735088
zoom
C
16
H
14
N
4
O
278.3086
32
17
0
0
2053191
zoom
C
16
H
14
N
4
O
278.30856
30
16
0
0
4966246
zoom
C
16
H
14
N
4
O
278.3086
29
23
0
0
278066
- 0/1 defined
zoom
C
16
H
14
N
4
O
278.3086
29
17
0
0
598428
zoom
C
16
H
14
N
4
O
278.3086
28
19
0
0
845623
zoom
C
16
H
14
N
4
O
278.3086
27
18
0
0
3504689
zoom
C
16
H
14
N
4
O
278.30856
27
25
0
0
2946860
zoom
C
16
H
14
N
4
O
278.30856
26
27
0
0
14662343
zoom
C
16
H
14
N
4
O
278.3086
25
15
0
0
1215634
zoom
C
16
H
14
N
4
O
278.3086
25
22
0
0
800047
zoom
C
16
H
14
N
4
O
278.3086
24
18
0
0
5276627
zoom
C
16
H
14
N
4
O
278.3086
24
19
0
0
580328
- 0/1 defined
zoom
C
16
H
14
N
4
O
278.3086
24
17
0
0
2153877
zoom
C
16
H
14
N
4
O
278.30856
23
13
0
0
10526180
zoom
C
16
H
14
N
4
O
278.3086
23
17
0
0
542079
zoom
C
16
H
14
N
4
O
278.3086
23
17
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement