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 2900 results
Search term:
MF = 'C_{9}H_{11}BrN_{2}O_{2}'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
2040238
zoom
C
9
H
11
BrN
2
O
2
259.09984
73
44
0
0
17276
zoom
C
9
H
11
BrN
2
O
2
259.0998
69
132
35
12
3545856
- 0/1 defined
zoom
C
9
H
11
BrN
2
O
2
259.09984
55
49
0
0
26231997
zoom
C
9
H
11
BrN
2
O
2
259.0998
54
42
0
0
26520865
zoom
C
9
H
11
BrN
2
O
2
259.0998
51
32
0
0
30507835
zoom
C
9
H
11
BrN
2
O
2
259.0998
44
26
0
0
28570365
- 0/1 defined
zoom
C
9
H
11
BrN
2
O
2
259.0998
43
33
0
0
9336346
zoom
C
9
H
11
BrN
2
O
2
259.0998
41
30
0
0
767827
zoom
C
9
H
11
BrN
2
O
2
259.0998
41
23
0
0
5445543
zoom
C
9
H
11
BrN
2
O
2
259.0998
40
31
0
0
2923365
- 0/1 defined
zoom
C
9
H
11
BrN
2
O
2
259.09984
38
23
0
0
638280
zoom
C
9
H
11
BrN
2
O
2
259.0998
38
19
0
0
12561348
zoom
C
9
H
11
BrN
2
O
2
259.0998
37
29
0
0
12561335
zoom
C
9
H
11
BrN
2
O
2
259.0998
36
29
0
0
28599914
zoom
C
9
H
11
BrN
2
O
2
259.0998
36
21
0
0
839479
zoom
C
9
H
11
BrN
2
O
2
259.0998
35
18
0
0
21392927
zoom
C
9
H
11
BrN
2
O
2
259.0998
34
26
0
0
29357107
zoom
C
9
H
11
BrN
2
O
2
259.0998
33
20
0
0
14644202
zoom
C
9
H
11
BrN
2
O
2
259.0998
32
20
0
0
30782828
zoom
C
9
H
11
BrN
2
O
2
259.0998
32
24
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement