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 11426 results
Search term:
MF = 'C_{19}H_{19}N_{3}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
61651
zoom
C
19
H
19
N
3
289.3743
85
69
1
10
225113
zoom
C
19
H
19
N
3
289.3743
39
25
0
0
765165
zoom
C
19
H
19
N
3
289.3743
37
24
0
0
1900962
zoom
C
19
H
19
N
3
289.3743
35
22
0
0
682502
zoom
C
19
H
19
N
3
289.3743
35
28
0
0
249470
zoom
C
19
H
19
N
3
289.3743
31
19
0
0
22516130
zoom
C
19
H
19
N
3
289.3743
30
26
0
0
605163
zoom
C
19
H
19
N
3
289.3743
29
15
0
0
627958
zoom
C
19
H
19
N
3
289.3743
28
15
0
0
1429715
zoom
C
19
H
19
N
3
289.3743
27
14
0
0
5002042
zoom
C
19
H
19
N
3
289.3743
26
11
0
0
541882
zoom
C
19
H
19
N
3
289.3743
25
18
0
0
616442
zoom
C
19
H
19
N
3
289.3743
24
16
0
0
1272891
zoom
C
19
H
19
N
3
289.3743
24
14
0
0
759615
zoom
C
19
H
19
N
3
289.3743
23
16
0
0
4458208
zoom
C
19
H
19
N
3
289.37426
23
17
0
0
822713
zoom
C
19
H
19
N
3
289.3743
22
15
0
0
2263798
- 0/2 defined
zoom
C
19
H
19
N
3
289.37426
22
17
0
0
2310140
zoom
C
19
H
19
N
3
289.3743
21
23
0
0
689677
zoom
C
19
H
19
N
3
289.3743
21
13
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement