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 74 results
Search term:
MF = 'C_{25}H_{21}F_{2}N_{3}O_{5}S'
1
2
3
4
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2720573
- 0/1 defined
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131464
12
8
0
0
1764807
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
12
8
0
0
21817211
- 0/1 defined
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
5
3
0
0
34547997
- 1/1 defined
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
5
5
0
0
1819929
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
3
2
0
0
3265048
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
2
1
0
0
8317936
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
2
1
0
0
11830047
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
2
2
0
0
66084327
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
2
1
0
0
66095499
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
2
1
0
0
66201423
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
2
1
0
0
66201473
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
2
1
0
0
76716706
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
2
2
0
0
118669349
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
1
1
0
0
118677545
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
1
1
0
0
118677803
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
1
1
0
0
118688557
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
1
1
0
0
118697759
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
1
1
0
0
119050714
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
1
1
0
0
125455349
zoom
C
25
H
21
F
2
N
3
O
5
S
513.5131
1
1
0
0
1
2
3
4
Advertisement
Advertisement
Spotlight
Advertisement