1,2-dibromobenzene

CAS No. 583-53-9

Formula: C6H4Br2
Basic Info

Formula
C6H4Br2
Molecular Weight
235.904
Exact Mass
233.868
LogP
3.2116
PSA
0
Synonyms

1,2-Dibromobenzene

Benzene,o-dibromo

1,6-dibromobenzene

3,4-dibromobenzene

1,2-dibromo-benzen

dibromobenzene

ortho-dibromobenzene

O-broMophenyl

1,2-bromobenzene

2-DibroMobenzene

Benzene, 1,2-dibromo-

1,2-Benzoldibromid

o-dibromobenzene

1,2-Dibrombenzol

1,2-Dibromobenzol

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Properties
Appearance & Physical State
pale yellow liquid
Density
1.956
Boiling Point
224ºC
Melting Point
41735ºC
Flash Point
91ºC
Refractive Index
1.61-1.612
Water Solubility
Insoluble
Stability
Stable at room temperature in closed containers under normal storage and handling conditions.
Storage Condition
Keep away from sources of ignition. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
Vapor Density
8.2 (vs air)
Safety Info
Safety Statements
S26-S37/39
WGK Germany
3
Risk Statements
R36/37/38
HS Code
29036990
RIDADR
UN 2711
Hazard Class
9
Packing Group
III
Hazard Codes
Spectrum
NMR Spectrum 1H NMR : 90 MHz in CDCl3
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IR Spectrum IR : liquid film
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Mass Spectrum Mass
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Raman Spectrum Raman : 4880 A,200 M,liquid
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Analysis Methods
Kovats' RI, non-polar column, custom temperature program
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Column Shape
Packed
Active Phase(℃)
SE-30
Retention index
1221.
Temperature Control
Method
custom temperature program
Comments
He, Chromosorb G HP (80-100 mesh); Column length: 1.5 m; Program: not specified
Reference
Ramsey, J.D.Lee, T.D.Osselton, M.D.Moffat, A.C.Gas-liquid chromatographic retention indices of 296 non-drug substances on SE-30 or OV-1 likely to be encountered in toxicological analysesJ. Chromatogr.1980, 184, 2, 185-206.
Van Den Dool and Kratz RI, non-polar column, temperature ramp
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Column Shape
Capillary
Active Phase(℃)
OV-1
Retention index
1185.3
Temperature Control
Method
temperature ramp
Comments
8. K/min; T<sub>start</sub>: 35. C; T<sub>end</sub>: 300. C
Reference
Gautzsch, R.Zinn, P.Use of incremental models to estimate the retention indexes of aromatic compoundsChromatographia1996, 43, 3/4, 163-176.
Van Den Dool and Kratz RI, non-polar column, temperature ramp
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Column Shape
Packed
Active Phase(℃)
SE-30
Retention index
1216.
Temperature Control
Method
temperature ramp
Comments
He, Chromosorb AW, 40. C @ 10. min, 10. K/min, 210. C @ 30. min; Column length: 3.05 m
Reference
Buchman, O.Cao, G.-Y.Peng, C.T.Structure assignment by retention index in gas-liquid radiochromatography of substituted cyclohexenesJ. Chromatogr.1984, 312, 75-90.
Van Den Dool and Kratz RI, polar column, temperature ramp
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Column Shape
Packed
Active Phase(℃)
Carbowax 20M
Retention index
1830.
Temperature Control
Method
temperature ramp
Comments
He, Supelcoport, 40. C @ 10. min, 10. K/min, 210. C @ 30. min; Column length: 3.05 m
Reference
Buchman, O.Cao, G.-Y.Peng, C.T.Structure assignment by retention index in gas-liquid radiochromatography of substituted cyclohexenesJ. Chromatogr.1984, 312, 75-90.
Normal alkane RI, non-polar column, custom temperature program
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Column Shape
Other
Active Phase(℃)
Methyl Silicone
Retention index
1221.
Temperature Control
Method
custom temperature program
Comments
Program: not specified
Reference
Ardrey, R.E.Moffat, A.C.Gas-liquid chromatographic retention indices of 1318 substances of toxicological interest on SE-30 or OV-1 stationary phaseJ. Chromatogr.1981, 220, 3, 195-252.
Synthesis Route
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