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 280 results
Search term:
MF = 'C_{13}H_{7}Cl_{4}NO_{2}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
13743
zoom
C
13
H
7
Cl
4
NO
2
351.0122
72
130
0
0
2049118
zoom
C
13
H
7
Cl
4
NO
2
351.01218
35
28
0
0
3029408
zoom
C
13
H
7
Cl
4
NO
2
351.01218
23
22
0
0
931561
zoom
C
13
H
7
Cl
4
NO
2
351.0122
22
13
0
0
110942
zoom
C
13
H
7
Cl
4
NO
2
351.0122
17
16
0
0
879711
zoom
C
13
H
7
Cl
4
NO
2
351.0122
17
11
0
0
1154122
zoom
C
13
H
7
Cl
4
NO
2
351.0122
15
9
0
0
2077664
zoom
C
13
H
7
Cl
4
NO
2
351.01218
15
7
0
0
4189244
zoom
C
13
H
7
Cl
4
NO
2
351.01218
14
11
0
0
3782438
zoom
C
13
H
7
Cl
4
NO
2
351.01218
12
9
0
0
3523768
zoom
C
13
H
7
Cl
4
NO
2
351.01218
12
8
0
0
2506683
zoom
C
13
H
7
Cl
4
NO
2
351.0122
12
9
0
0
24275280
zoom
C
13
H
7
Cl
4
NO
2
351.0122
11
7
0
0
2750619
zoom
C
13
H
7
Cl
4
NO
2
351.01218
10
7
0
0
1766864
zoom
C
13
H
7
Cl
4
NO
2
351.0122
10
5
0
0
3653860
zoom
C
13
H
7
Cl
4
NO
2
351.01218
10
7
0
0
4267430
zoom
C
13
H
7
Cl
4
NO
2
351.01218
9
7
0
0
24220964
zoom
C
13
H
7
Cl
4
NO
2
351.0122
9
5
0
0
3603189
zoom
C
13
H
7
Cl
4
NO
2
351.01218
9
7
0
0
3291183
zoom
C
13
H
7
Cl
4
NO
2
351.0122
9
7
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement