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 113 results
Search term:
MF = 'C_{28}H_{22}F_{2}N_{4}O_{4}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
25060608
- 1/1 defined
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
34
27
0
0
30922912
- 0/1 defined
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
14
14
0
0
10032420
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
9
9
0
0
22827124
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
8
7
0
0
22827153
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
8
7
0
0
22827191
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
7
6
0
0
22599004
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
7
6
0
0
22785925
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
7
6
0
0
22785926
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
7
6
0
0
22827254
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
7
6
0
0
35035272
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
6
6
0
0
10032496
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
5
4
0
0
10032499
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
5
4
0
0
22785771
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
3
2
0
0
58970453
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
3
3
0
0
58970468
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
3
3
0
0
22827220
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
3
2
0
0
10137081
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
2
1
0
0
11774551
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
2
2
0
0
10031760
zoom
C
28
H
22
F
2
N
4
O
4
516.4955
2
1
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement