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 22176 results
Search term:
MF = 'C_{19}H_{19}NO_{2}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
22904716
zoom
C
19
H
19
NO
2
293.3597
69
53
0
0
82048
- 0/1 defined
zoom
C
19
H
19
NO
2
293.3597
63
52
0
0
2041745
zoom
C
19
H
19
NO
2
293.35966
60
46
0
0
149337
zoom
C
19
H
19
NO
2
293.3597
57
42
0
0
598993
zoom
C
19
H
19
NO
2
293.3597
53
36
0
0
2402727
- 0/1 defined
zoom
C
19
H
19
NO
2
293.3597
52
36
0
0
19307690
zoom
C
19
H
19
NO
2
293.3597
42
23
0
0
3075864
zoom
C
19
H
19
NO
2
293.3597
39
33
0
0
8441885
zoom
C
19
H
19
NO
2
293.3597
39
31
0
0
87989
zoom
C
19
H
19
NO
2
293.3597
38
38
0
0
600336
zoom
C
19
H
19
NO
2
293.3597
38
30
0
0
26024798
zoom
C
19
H
19
NO
2
293.3597
38
27
0
0
717588
zoom
C
19
H
19
NO
2
293.3597
32
34
0
0
636782
zoom
C
19
H
19
NO
2
293.3597
31
18
0
0
21399333
zoom
C
19
H
19
NO
2
293.3597
31
26
0
0
21399334
zoom
C
19
H
19
NO
2
293.3597
31
27
0
0
587864
zoom
C
19
H
19
NO
2
293.3597
31
22
0
0
21400240
zoom
C
19
H
19
NO
2
293.3597
30
26
0
0
21400242
zoom
C
19
H
19
NO
2
293.3597
30
27
0
0
21399332
zoom
C
19
H
19
NO
2
293.3597
30
26
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement