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 1863 results
Search term:
MF = 'C_{18}H_{25}N_{5}O_{4}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
84417
- 0/1 defined
zoom
C
18
H
25
N
5
O
4
375.4222
36
33
0
0
59317
- 0/1 defined
zoom
C
18
H
25
N
5
O
4
375.4222
25
28
0
0
2408311
zoom
C
18
H
25
N
5
O
4
375.4222
24
13
0
0
2230708
zoom
C
18
H
25
N
5
O
4
375.4222
22
15
0
0
11159953
- 0/1 defined
zoom
C
18
H
25
N
5
O
4
375.4222
20
13
0
0
11162552
- 0/1 defined
zoom
C
18
H
25
N
5
O
4
375.4222
19
12
0
0
128972
- 4/4 defined
zoom
C
18
H
25
N
5
O
4
375.4222
19
18
0
0
2414590
- 0/1 defined
zoom
C
18
H
25
N
5
O
4
375.4222
18
12
0
0
2414608
- 0/1 defined
zoom
C
18
H
25
N
5
O
4
375.4222
18
11
0
0
4962159
zoom
C
18
H
25
N
5
O
4
375.4222
18
13
0
0
4985481
- 0/1 defined
zoom
C
18
H
25
N
5
O
4
375.4222
17
12
0
0
10829595
zoom
C
18
H
25
N
5
O
4
375.4222
17
12
0
0
11156809
zoom
C
18
H
25
N
5
O
4
375.4222
17
12
0
0
17919546
- 0/1 defined
zoom
C
18
H
25
N
5
O
4
375.4222
17
12
0
0
4985048
- 0/1 defined
zoom
C
18
H
25
N
5
O
4
375.4222
16
11
0
0
11177437
zoom
C
18
H
25
N
5
O
4
375.4222
16
12
0
0
17177428
zoom
C
18
H
25
N
5
O
4
375.4222
16
10
0
0
2414676
zoom
C
18
H
25
N
5
O
4
375.4222
16
10
0
0
3639158
zoom
C
18
H
25
N
5
O
4
375.4222
16
13
0
0
11165247
zoom
C
18
H
25
N
5
O
4
375.4222
15
11
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement