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 1587 results
Search term:
MF = 'C_{12}H_{9}BrN_{2}O'
1
2
3
4
5
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
66442
zoom
C
12
H
9
BrN
2
O
277.1167
94
81
3
2
730297
zoom
C
12
H
9
BrN
2
O
277.1167
63
38
0
9
3479977
zoom
C
12
H
9
BrN
2
O
277.11666
56
35
0
0
9689419
zoom
C
12
H
9
BrN
2
O
277.1167
53
35
0
0
11422294
zoom
C
12
H
9
BrN
2
O
277.1167
44
41
0
0
732623
zoom
C
12
H
9
BrN
2
O
277.1167
41
27
0
0
246468
zoom
C
12
H
9
BrN
2
O
277.1167
41
28
0
34
770564
zoom
C
12
H
9
BrN
2
O
277.1167
38
24
0
0
524351
zoom
C
12
H
9
BrN
2
O
277.1167
38
25
0
0
582523
zoom
C
12
H
9
BrN
2
O
277.1167
37
21
0
0
1044760
zoom
C
12
H
9
BrN
2
O
277.1167
35
25
0
0
246467
zoom
C
12
H
9
BrN
2
O
277.1167
34
22
0
0
3598326
zoom
C
12
H
9
BrN
2
O
277.11666
34
23
0
0
4047034
zoom
C
12
H
9
BrN
2
O
277.11666
34
17
0
0
671016
zoom
C
12
H
9
BrN
2
O
277.1167
31
19
0
0
524263
zoom
C
12
H
9
BrN
2
O
277.1167
31
22
0
0
463582
zoom
C
12
H
9
BrN
2
O
277.1167
29
16
0
23
21411947
zoom
C
12
H
9
BrN
2
O
277.1167
27
15
0
0
44750812
zoom
C
12
H
9
BrN
2
O
277.1167
27
22
0
0
11346356
zoom
C
12
H
9
BrN
2
O
277.1167
26
15
0
0
1
2
3
4
5
Advertisement
Advertisement
Spotlight
Advertisement