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 1331 results
Search term:
MF = 'C_{12}H_{11}FN_{4}O_{2}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
105889
zoom
C
12
H
11
FN
4
O
2
262.2397
95
72
0
0
16805873
zoom
C
12
H
11
FN
4
O
2
262.2397
26
16
0
0
30846980
zoom
C
12
H
11
FN
4
O
2
262.2397
24
21
0
0
680329
zoom
C
12
H
11
FN
4
O
2
262.2397
22
16
0
0
836487
zoom
C
12
H
11
FN
4
O
2
262.2397
19
14
0
0
637321
zoom
C
12
H
11
FN
4
O
2
262.2397
17
11
0
0
34967887
zoom
C
12
H
11
FN
4
O
2
262.2397
17
16
0
0
22377573
zoom
C
12
H
11
FN
4
O
2
262.2397
17
15
0
0
4052159
zoom
C
12
H
11
FN
4
O
2
262.2397432
16
10
0
0
4052215
zoom
C
12
H
11
FN
4
O
2
262.2397432
15
10
0
0
12925212
zoom
C
12
H
11
FN
4
O
2
262.2397
14
9
0
0
4052070
zoom
C
12
H
11
FN
4
O
2
262.2397432
14
9
0
0
4052132
zoom
C
12
H
11
FN
4
O
2
262.2397432
14
10
0
0
23489383
zoom
C
12
H
11
FN
4
O
2
262.2397
10
8
0
0
24787059
- 0/1 defined
zoom
C
12
H
11
FN
4
O
2
262.2397
10
8
0
0
26295391
zoom
C
12
H
11
FN
4
O
2
262.2397
9
8
0
0
36397385
zoom
C
12
H
11
FN
4
O
2
262.2397
9
8
0
0
30674934
zoom
C
12
H
11
FN
4
O
2
262.2397
9
8
0
0
21508899
zoom
C
12
H
11
FN
4
O
2
262.2397
8
3
0
0
29650814
zoom
C
12
H
11
FN
4
O
2
262.2397
8
8
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement