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 5861 results
Search term:
MF = 'C_{20}H_{25}N'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
10743887
zoom
C
20
H
25
N
279.4192
88
58
1
8
11455794
- 0/1 defined
zoom
C
20
H
25
N
279.4192
43
39
0
0
171191
zoom
C
20
H
25
N
279.4192
41
41
12
5
4072434
- 0/1 defined
zoom
C
20
H
25
N
279.4192
41
30
0
0
59195
zoom
C
20
H
25
N
279.4192
28
30
0
0
19676250
zoom
C
20
H
25
N
279.4192
21
20
0
0
1419494
zoom
C
20
H
25
N
279.4192
18
17
0
0
1151747
zoom
C
20
H
25
N
279.4192
17
12
0
0
9475431
zoom
C
20
H
25
N
279.4192
16
11
0
0
113898
zoom
C
20
H
25
N
279.4192
15
12
0
0
2738699
zoom
C
20
H
25
N
279.4192
14
8
0
0
8766847
zoom
C
20
H
25
N
279.4192
12
10
0
0
17532799
zoom
C
20
H
25
N
279.4192
12
9
0
0
23695
zoom
C
20
H
25
N
279.4192
11
11
0
0
20321149
- 0/1 defined
zoom
C
20
H
25
N
279.4192
10
8
0
0
20321152
- 0/1 defined
zoom
C
20
H
25
N
279.4192
10
8
0
0
20321154
- 0/1 defined
zoom
C
20
H
25
N
279.4192
10
8
0
0
404848
zoom
C
20
H
25
N
279.4192
9
9
0
0
211957
- 0/2 defined
zoom
C
20
H
25
N
279.4192
8
8
0
0
363829
- 0/1 defined
zoom
C
20
H
25
N
279.4192
8
7
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement