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 246 results
Search term:
MF = 'C_{18}H_{12}Cl_{2}N_{4}O'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
1219059
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
23
19
0
0
1219062
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
22
18
0
0
1219061
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
21
17
0
0
1219136
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
19
17
0
0
1214415
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
19
16
0
0
1218489
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
19
16
0
0
17528861
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
15
9
0
0
5577665
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
13
11
0
0
5577667
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
13
11
0
0
5577669
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
13
11
0
0
5837092
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
13
9
0
0
143083
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
13
12
0
0
1186972
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
12
5
0
0
2084374
- 0/1 defined
zoom
C
18
H
12
Cl
2
N
4
O
371.22008
12
8
0
0
5055406
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
12
8
0
0
5272083
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
12
9
0
0
21835816
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
12
9
0
0
7938843
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
11
11
0
0
13139640
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
11
9
0
0
20293376
zoom
C
18
H
12
Cl
2
N
4
O
371.2201
11
8
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement