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 1926 results
Search term:
MF = 'C_{13}H_{7}ClN_{4}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
24721708
zoom
C
13
H
7
ClN
4
254.6745
51
25
0
0
2066435
zoom
C
13
H
7
ClN
4
254.67448
31
25
0
0
27457677
zoom
C
13
H
7
ClN
4
254.6745
22
8
0
0
3961390
zoom
C
13
H
7
ClN
4
254.6745
19
12
0
0
30657058
zoom
C
13
H
7
ClN
4
254.6745
16
13
0
0
3954484
zoom
C
13
H
7
ClN
4
254.6745
14
10
0
0
28635226
zoom
C
13
H
7
ClN
4
254.6745
11
8
0
0
245508
zoom
C
13
H
7
ClN
4
254.6745
10
6
0
0
35331412
zoom
C
13
H
7
ClN
4
254.6745
10
9
0
0
71280183
zoom
C
13
H
7
ClN
4
254.6745
7
7
0
0
19793390
zoom
C
13
H
7
ClN
4
254.6745
5
2
0
0
34473650
zoom
C
13
H
7
ClN
4
254.6745
5
3
0
0
32825564
zoom
C
13
H
7
ClN
4
254.6745
4
2
0
0
34473649
zoom
C
13
H
7
ClN
4
254.6745
4
2
0
0
57252183
zoom
C
13
H
7
ClN
4
254.6745
4
3
0
0
76742802
zoom
C
13
H
7
ClN
4
254.6745
3
3
0
0
76756867
zoom
C
13
H
7
ClN
4
254.6745
3
3
0
0
123966569
zoom
C
13
H
7
ClN
4
254.6745
3
3
0
0
4394048
zoom
C
13
H
7
ClN
4
254.67448
3
2
0
0
2340351
zoom
C
13
H
7
ClN
4
254.67448
2
1
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement