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 21 results
Search term:
MF = 'C_{20}H_{10}Cl_{2}N_{2}O_{2}'
1
2
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
68999
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
44
46
0
0
68998
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
21
27
0
0
2347125
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
17
12
0
0
44256189
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
6
5
0
0
44259818
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
6
4
0
0
44268592
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
5
3
0
0
44268593
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
5
3
0
0
44268594
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
5
3
0
0
44268597
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
5
3
0
0
44268622
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
5
3
0
0
35786061
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
5
4
0
0
9924048
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
5
4
0
0
21230153
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
4
4
0
0
32696606
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
4
3
0
0
8723241
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
2
1
0
0
9157001
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
2
1
0
0
9421027
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
2
1
0
0
67174814
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
2
2
0
0
74017371
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
1
1
0
0
102551873
- 0/1 defined
zoom
C
20
H
10
Cl
2
N
2
O
2
381.2116
1
1
0
0
1
2
Advertisement
Advertisement
Spotlight
Advertisement