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 571 results
Search term:
MF = 'C_{18}H_{18}F_{3}NO_{4}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
32560
zoom
C
18
H
18
F
3
NO
4
369.335
95
153
2
0
1102110
zoom
C
18
H
18
F
3
NO
4
369.335
27
17
0
0
4370036
- 0/1 defined
zoom
C
18
H
18
F
3
NO
4
369.3350296
22
23
0
0
4465121
zoom
C
18
H
18
F
3
NO
4
369.3350296
22
14
0
0
4457207
- 0/2 defined
zoom
C
18
H
18
F
3
NO
4
369.3350296
21
17
0
0
933510
zoom
C
18
H
18
F
3
NO
4
369.335
21
13
0
0
876973
zoom
C
18
H
18
F
3
NO
4
369.335
20
11
0
0
2258052
zoom
C
18
H
18
F
3
NO
4
369.3350296
19
13
0
0
258936
zoom
C
18
H
18
F
3
NO
4
369.335
18
12
0
0
1051065
zoom
C
18
H
18
F
3
NO
4
369.335
17
12
0
0
28545403
- 0/1 defined
zoom
C
18
H
18
F
3
NO
4
369.335
17
13
0
0
1824376
zoom
C
18
H
18
F
3
NO
4
369.335
16
10
0
0
2304274
zoom
C
18
H
18
F
3
NO
4
369.3350296
15
12
0
0
7163163
zoom
C
18
H
18
F
3
NO
4
369.335
14
9
0
0
3404472
- 0/1 defined
zoom
C
18
H
18
F
3
NO
4
369.3350296
13
9
0
0
1862056
zoom
C
18
H
18
F
3
NO
4
369.335
13
9
0
0
2033229
zoom
C
18
H
18
F
3
NO
4
369.3350296
13
9
0
0
4065145
zoom
C
18
H
18
F
3
NO
4
369.3350296
12
9
0
0
1836367
zoom
C
18
H
18
F
3
NO
4
369.335
12
8
0
0
1802145
zoom
C
18
H
18
F
3
NO
4
369.335
12
7
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement