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ChemSpider
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Structure
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Molecular Formula:
Define range intervals using parentheses.
E.g. C7H(10-14)O(0-4)
Molecular Weight:
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(example: 123 ± 1)
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Nominal Mass:
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+H+
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Average Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
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Monoisotopic Mass:
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M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
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M-.
M+Cl
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Found 20 results
Search term:
MF = 'C_{4}H_{4}Br_{2}N_{2}'
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
536791
zoom
C
4
H
4
Br
2
N
2
239.896
101
57
0
0
2053781
zoom
C
4
H
4
Br
2
N
2
239.89596
92
56
0
0
2053783
zoom
C
4
H
4
Br
2
N
2
239.89596
91
45
0
0
2053779
zoom
C
4
H
4
Br
2
N
2
239.89596
84
52
0
0
5540925
zoom
C
4
H
4
Br
2
N
2
239.896
71
51
0
0
26518702
zoom
C
4
H
4
Br
2
N
2
239.896
57
39
0
0
3768036
zoom
C
4
H
4
Br
2
N
2
239.89596
54
39
0
0
24582406
zoom
C
4
H
4
Br
2
N
2
239.89596
48
41
0
0
34445941
zoom
C
4
H
4
Br
2
N
2
239.896
32
24
0
0
10421377
zoom
C
4
H
4
Br
2
N
2
239.896
31
28
0
0
45662328
zoom
C
4
H
4
Br
2
N
2
239.896
29
26
0
0
37550304
zoom
C
4
H
4
Br
2
N
2
239.896
17
15
0
0
65452604
zoom
C
4
H
4
Br
2
N
2
239.896
2
1
0
0
73952531
- 0/2 defined
zoom
C
4
H
4
Br
2
N
2
239.896
1
1
0
0
109403201
- 0/1 defined
zoom
C
4
H
4
Br
2
N
2
239.896
1
1
0
0
109815589
zoom
C
4
H
4
Br
2
N
2
239.896
1
1
0
0
113387917
- 0/1 defined
zoom
C
4
H
4
Br
2
N
2
239.896
1
1
0
0
113388910
- 0/1 defined
zoom
C
4
H
4
Br
2
N
2
239.896
1
1
0
0
127386649
zoom
C
4
H
4
Br
2
N
2
239.896
1
1
0
0
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