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 1896 results
Search term:
MF = 'C_{20}H_{30}O_{3}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
398979
- 6/6 defined
zoom
C
20
H
30
O
3
318.4504
54
112
0
67
89905
- 6/6 defined
zoom
C
20
H
30
O
3
318.4504
48
45
1
1
65047
- 6/6 defined
zoom
C
20
H
30
O
3
318.4504
42
68
18
204
4446283
zoom
C
20
H
30
O
3
318.4504
39
50
0
0
4444074
- 2/2 defined
zoom
C
20
H
30
O
3
318.4504
35
41
112
20
4444287
zoom
C
20
H
30
O
3
318.4504
35
43
0
0
9316811
- 4/4 defined
zoom
C
20
H
30
O
3
318.4504
35
29
0
0
95180
- 0/2 defined
zoom
C
20
H
30
O
3
318.4504
33
29
0
0
21402679
zoom
C
20
H
30
O
3
318.4504
33
28
0
0
21402681
zoom
C
20
H
30
O
3
318.4504
32
27
0
0
4446286
zoom
C
20
H
30
O
3
318.4504
32
31
0
0
21402326
zoom
C
20
H
30
O
3
318.4504
32
25
0
0
21402664
zoom
C
20
H
30
O
3
318.4504
32
26
0
0
21402667
zoom
C
20
H
30
O
3
318.4504
32
27
0
0
21402672
zoom
C
20
H
30
O
3
318.4504
32
27
0
0
9841603
- 4/4 defined
zoom
C
20
H
30
O
3
318.4504
31
30
0
0
21401805
zoom
C
20
H
30
O
3
318.4504
31
25
0
0
21402319
zoom
C
20
H
30
O
3
318.4504
31
25
0
0
21402323
zoom
C
20
H
30
O
3
318.4504
31
25
0
0
4446314
- 1/1 defined
zoom
C
20
H
30
O
3
318.4504
30
46
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement