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 732 results
Search term:
MF = 'C_{20}H_{27}FN_{2}O'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
612803
- 0/3 defined
zoom
C
20
H
27
FN
2
O
330.4396
23
20
0
0
621450
- 0/3 defined
zoom
C
20
H
27
FN
2
O
330.4396
21
13
0
0
612800
- 0/3 defined
zoom
C
20
H
27
FN
2
O
330.4396
20
14
0
0
3907964
zoom
C
20
H
27
FN
2
O
330.4396
17
11
0
0
823691
- 0/3 defined
zoom
C
20
H
27
FN
2
O
330.4396
14
9
0
0
32055552
zoom
C
20
H
27
FN
2
O
330.4396
12
11
0
0
21536964
- 0/3 defined
zoom
C
20
H
27
FN
2
O
330.4396
11
11
0
0
22231452
- 0/1 defined
zoom
C
20
H
27
FN
2
O
330.4396
10
9
0
0
3648671
- 0/5 defined
zoom
C
20
H
27
FN
2
O
330.4395832
10
6
0
0
3907673
zoom
C
20
H
27
FN
2
O
330.4396
9
4
0
0
3907684
zoom
C
20
H
27
FN
2
O
330.4396
9
4
0
0
3907999
zoom
C
20
H
27
FN
2
O
330.4396
9
4
0
0
6389391
zoom
C
20
H
27
FN
2
O
330.4396
9
7
0
0
12724015
- 0/4 defined
zoom
C
20
H
27
FN
2
O
330.4396
9
10
0
0
22866260
- 0/1 defined
zoom
C
20
H
27
FN
2
O
330.4396
9
8
0
0
23069403
- 0/1 defined
zoom
C
20
H
27
FN
2
O
330.4396
9
8
0
0
29465642
zoom
C
20
H
27
FN
2
O
330.4396
8
7
0
0
29465681
- 0/1 defined
zoom
C
20
H
27
FN
2
O
330.4396
8
7
0
0
29551418
- 2/2 defined
zoom
C
20
H
27
FN
2
O
330.4396
8
8
0
0
29624657
- 0/1 defined
zoom
C
20
H
27
FN
2
O
330.4396
8
7
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement