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 683 results
Search term:
MF = 'C_{19}H_{21}F_{3}N_{2}O_{4}S'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
919596
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
27
19
0
0
2216195
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412496
27
23
0
0
2185991
- 0/1 defined
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412496
18
14
0
0
1669020
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
17
12
0
0
2185830
- 0/1 defined
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412496
16
15
0
0
4098315
- 0/2 defined
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412496
16
11
0
0
21663931
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
14
9
0
0
2163768
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412496
14
11
0
0
2995949
- 0/1 defined
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412496
13
12
0
0
1565879
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
13
8
0
0
4064051
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412496
12
8
0
0
4062138
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412496
11
8
0
0
4810270
- 1/1 defined
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
11
11
0
0
10884912
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
10
7
0
0
10959667
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
10
7
0
0
22541408
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
10
8
0
0
30751916
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
10
9
0
0
30764662
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
10
8
0
0
1814474
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412
10
7
0
0
2011357
- 0/1 defined
zoom
C
19
H
21
F
3
N
2
O
4
S
430.4412496
10
8
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement