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 41343 results
Search term:
MF = 'C_{15}H_{19}N_{3}O'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
1227582
zoom
C
15
H
19
N
3
O
257.3309
60
38
0
0
1045749
zoom
C
15
H
19
N
3
O
257.3309
44
33
0
0
3399026
zoom
C
15
H
19
N
3
O
257.33086
38
25
0
0
2044491
zoom
C
15
H
19
N
3
O
257.33086
38
33
0
0
26457692
zoom
C
15
H
19
N
3
O
257.3309
36
26
0
0
3649420
zoom
C
15
H
19
N
3
O
257.33086
34
27
0
0
3246572
zoom
C
15
H
19
N
3
O
257.3309
33
32
0
0
2246827
zoom
C
15
H
19
N
3
O
257.33086
31
18
0
0
822638
zoom
C
15
H
19
N
3
O
257.3309
30
18
0
0
21266892
zoom
C
15
H
19
N
3
O
257.3309
30
23
0
0
2212952
zoom
C
15
H
19
N
3
O
257.33086
29
19
0
0
4991867
zoom
C
15
H
19
N
3
O
257.3309
29
21
0
0
2259811
- 0/1 defined
zoom
C
15
H
19
N
3
O
257.33086
28
16
0
0
655949
zoom
C
15
H
19
N
3
O
257.3309
28
18
0
0
2137916
zoom
C
15
H
19
N
3
O
257.33086
28
16
0
0
1798856
zoom
C
15
H
19
N
3
O
257.3309
27
14
0
0
512673
- 0/1 defined
zoom
C
15
H
19
N
3
O
257.3309
27
21
0
0
566288
zoom
C
15
H
19
N
3
O
257.3309
27
17
0
0
2214308
zoom
C
15
H
19
N
3
O
257.33086
27
14
0
0
2245104
- 0/1 defined
zoom
C
15
H
19
N
3
O
257.33086
27
18
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement