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 1727 results
Search term:
MF = 'C_{26}H_{21}N_{3}O_{3}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2728
zoom
C
26
H
21
N
3
O
3
423.4632
90
231
204
54
1693922
zoom
C
26
H
21
N
3
O
3
423.4632
25
15
0
0
9728373
- 2/2 defined
zoom
C
26
H
21
N
3
O
3
423.4632
23
18
0
0
2546082
zoom
C
26
H
21
N
3
O
3
423.4632
21
13
0
0
954701
zoom
C
26
H
21
N
3
O
3
423.4632
21
13
0
0
1493050
zoom
C
26
H
21
N
3
O
3
423.4632
21
13
0
0
1098953
zoom
C
26
H
21
N
3
O
3
423.4632
20
16
0
0
1101277
zoom
C
26
H
21
N
3
O
3
423.4632
20
14
0
0
916800
zoom
C
26
H
21
N
3
O
3
423.4632
20
14
0
0
4685394
zoom
C
26
H
21
N
3
O
3
423.4632
20
12
0
0
4157308
- 0/1 defined
zoom
C
26
H
21
N
3
O
3
423.46324
20
13
0
0
4452967
zoom
C
26
H
21
N
3
O
3
423.46324
19
15
0
0
4453532
zoom
C
26
H
21
N
3
O
3
423.46324
19
15
0
0
4499326
zoom
C
26
H
21
N
3
O
3
423.4632
19
16
0
0
4692398
zoom
C
26
H
21
N
3
O
3
423.4632
19
11
0
0
12543038
- 0/1 defined
zoom
C
26
H
21
N
3
O
3
423.4632
19
12
0
0
4102510
- 0/1 defined
zoom
C
26
H
21
N
3
O
3
423.46324
19
12
0
0
1123236
zoom
C
26
H
21
N
3
O
3
423.4632
19
12
0
0
1407486
zoom
C
26
H
21
N
3
O
3
423.4632
19
11
0
0
1440582
zoom
C
26
H
21
N
3
O
3
423.4632
19
12
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement