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 985 results
Search term:
MF = 'C_{18}H_{14}N_{6}O_{2}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
8603140
zoom
C
18
H
14
N
6
O
2
346.3428
83
62
0
0
71678
zoom
C
18
H
14
N
6
O
2
346.3428
57
64
0
0
5260954
zoom
C
18
H
14
N
6
O
2
346.3428
20
15
0
0
7860107
zoom
C
18
H
14
N
6
O
2
346.3428
18
11
0
0
758589
zoom
C
18
H
14
N
6
O
2
346.3428
18
13
0
0
718237
zoom
C
18
H
14
N
6
O
2
346.3428
17
11
0
0
4920423
zoom
C
18
H
14
N
6
O
2
346.3428
17
11
0
0
21621187
zoom
C
18
H
14
N
6
O
2
346.3428
17
11
0
0
1780834
zoom
C
18
H
14
N
6
O
2
346.3428
16
9
0
0
3139217
zoom
C
18
H
14
N
6
O
2
346.3428
15
10
0
0
4063983
zoom
C
18
H
14
N
6
O
2
346.34276
15
12
0
0
11969250
zoom
C
18
H
14
N
6
O
2
346.3428
15
8
0
0
35301121
zoom
C
18
H
14
N
6
O
2
346.3428
15
14
0
0
21539714
zoom
C
18
H
14
N
6
O
2
346.3428
14
8
0
0
30718516
zoom
C
18
H
14
N
6
O
2
346.3428
14
9
0
0
5269125
zoom
C
18
H
14
N
6
O
2
346.3428
14
13
0
0
4154068
zoom
C
18
H
14
N
6
O
2
346.34276
14
10
0
0
2253125
zoom
C
18
H
14
N
6
O
2
346.34276
14
11
0
0
4693534
zoom
C
18
H
14
N
6
O
2
346.3428
13
7
0
0
20121185
zoom
C
18
H
14
N
6
O
2
346.3428
13
12
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement