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 698 results
Search term:
MF = 'C_{13}H_{9}NO_{5}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
257704
zoom
C
13
H
9
NO
5
259.2143
81
57
0
1
83235
- 0/1 defined
zoom
C
13
H
9
NO
5
259.2143
79
90
0
5
671537
zoom
C
13
H
9
NO
5
259.2143
60
44
0
2
403927
zoom
C
13
H
9
NO
5
259.2143
56
44
0
0
502468
zoom
C
13
H
9
NO
5
259.2143
55
47
1
8
643796
zoom
C
13
H
9
NO
5
259.2143
50
30
0
0
2018532
zoom
C
13
H
9
NO
5
259.21426
50
32
0
0
679061
zoom
C
13
H
9
NO
5
259.2143
49
39
0
0
9982058
- 1/1 defined
zoom
C
13
H
9
NO
5
259.2143
48
43
0
0
731238
zoom
C
13
H
9
NO
5
259.2143
47
41
0
0
3159498
zoom
C
13
H
9
NO
5
259.2143
43
32
0
0
602521
zoom
C
13
H
9
NO
5
259.2143
41
32
0
1
11444536
zoom
C
13
H
9
NO
5
259.2143
37
28
0
0
8035647
- 0/2 defined
zoom
C
13
H
9
NO
5
259.2143
32
18
0
0
13861831
zoom
C
13
H
9
NO
5
259.2143
31
23
0
0
12955702
zoom
C
13
H
9
NO
5
259.2143
29
21
0
0
242155
zoom
C
13
H
9
NO
5
259.2143
28
18
0
6
199926
zoom
C
13
H
9
NO
5
259.2143
27
19
0
1
606422
zoom
C
13
H
9
NO
5
259.2143
27
17
0
0
21427553
- 0/1 defined
zoom
C
13
H
9
NO
5
259.2143
26
17
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement