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 61 results
Search term:
MF = 'C_{18}H_{18}N_{3}O'
1
2
3
4
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
744937
zoom
C
18
H
18
N
3
O
292.3545
5
2
0
0
3744475
zoom
C
18
H
18
N
3
O
292.35502
5
1
0
0
3513476
zoom
C
18
H
18
N
3
O
292.35502
4
2
0
0
4919556
zoom
C
18
H
18
N
3
O
292.3545
4
2
0
0
4924380
zoom
C
18
H
18
N
3
O
292.3545
4
2
0
0
4924438
zoom
C
18
H
18
N
3
O
292.3545
4
2
0
0
2768983
zoom
C
18
H
18
N
3
O
292.35502
3
3
0
0
2805087
zoom
C
18
H
18
N
3
O
292.35502
3
1
0
0
4583878
zoom
C
18
H
18
N
3
O
292.3545
3
3
0
0
10603743
zoom
C
18
H
18
N
3
O
292.3545
3
3
0
0
4890246
- 0/1 defined
zoom
C
18
H
18
N
3
O
292.3545
2
2
0
0
3411488
- 0/1 defined
zoom
C
18
H
18
N
3
O
292.35502
2
1
0
0
1673208
zoom
C
18
H
18
N
3
O
292.3545
2
1
0
0
371219
zoom
C
18
H
18
N
3
O
292.3545
2
1
0
0
4514919
zoom
C
18
H
18
N
3
O
292.3545
2
2
0
0
5328570
zoom
C
18
H
18
N
3
O
292.35502
2
2
0
0
5776406
zoom
C
18
H
18
N
3
O
292.3545
2
1
0
0
7147523
- 1/1 defined
zoom
C
18
H
18
N
3
O
292.3545
2
1
0
0
7147527
- 1/1 defined
zoom
C
18
H
18
N
3
O
292.3545
2
1
0
0
8886670
- 1/1 defined
zoom
C
18
H
18
N
3
O
292.3545
2
2
0
0
1
2
3
4
Advertisement
Advertisement
Spotlight
Advertisement