RSC
SyntheticPages
Login
Register
About
What is ChemSpider?
ChemSpider Blog
Data Sources
The Team
Advisory Group
Collaborators
Present Sponsors
Sponsor ChemSpider
Advertise
More Searches
Simple search
Structure search
Advanced search
Search History
Web APIs
Help
FAQ
Help
Getting Started
Forum
SiteMap
Search
Simple
Structure
Advanced
Intrinsic properties
More searches...
Ligand screening
Chemical elements
Intrinsic properties
Predicted properties
Data slice
Molecular Formula:
Exact match only
Molecular Weight:
±
(example: 123 ± 1)
min/max
+/-
Nominal Mass:
±
-2H+
-H+
+H+
+2H+
min/max
+/-
Average Mass:
±
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:
±
M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
+/-
Options
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
Search
Search Hits Limit:
10
100
1000
10000
Loading ...
100 hits returned from a total of 185.
Search terms:
MF = 'C_{21}H_{15}ClN_{4}O_{3}'
Grid
Tile
Table
Names/Structures
Names
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
849017
zoom
C
21
H
15
ClN
4
O
3
406.8218
19
24
0
0
1275704
zoom
C
21
H
15
ClN
4
O
3
406.8218
16
17
0
0
1077358
zoom
C
21
H
15
ClN
4
O
3
406.8218
15
15
0
0
1045392
zoom
C
21
H
15
ClN
4
O
3
406.8218
14
15
0
0
1685251
zoom
C
21
H
15
ClN
4
O
3
406.8218
14
14
0
0
2371054
zoom
C
21
H
15
ClN
4
O
3
406.8218
13
13
0
0
4302743
zoom
C
21
H
15
ClN
4
O
3
406.8218
12
14
0
0
1509837
zoom
C
21
H
15
ClN
4
O
3
406.8218
12
15
0
0
1517498
zoom
C
21
H
15
ClN
4
O
3
406.8218
12
15
0
0
2238747
- 0/1 defined
zoom
C
21
H
15
ClN
4
O
3
406.8218
12
12
0
0
2091963
zoom
C
21
H
15
ClN
4
O
3
406.8218
12
12
0
0
1083212
zoom
C
21
H
15
ClN
4
O
3
406.8218
12
13
0
0
4830962
zoom
C
21
H
15
ClN
4
O
3
406.8218
11
14
0
0
4075870
zoom
C
21
H
15
ClN
4
O
3
406.8218
11
11
0
0
4079805
zoom
C
21
H
15
ClN
4
O
3
406.8218
10
10
0
0
2249736
- 0/1 defined
zoom
C
21
H
15
ClN
4
O
3
406.8218
10
10
0
0
2091977
zoom
C
21
H
15
ClN
4
O
3
406.8218
10
10
0
0
2234135
- 0/1 defined
zoom
C
21
H
15
ClN
4
O
3
406.8218
10
10
0
0
2234232
- 0/1 defined
zoom
C
21
H
15
ClN
4
O
3
406.8218
10
10
0
0
1232083
zoom
C
21
H
15
ClN
4
O
3
406.8218
9
10
0
0
1
2
3
4
5
Generate Leads
Advertise
Sponsor
Advertisements
Also from the RSC