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Name |
1,4-Dibromobenzene |
EINECS | 203-390-2 |
CAS No. | 106-37-6 | Density | 1.936 g/cm3 |
PSA | 0.00000 | LogP | 3.21160 |
Solubility | Water Solubility: practically insoluble | Melting Point |
86-89 °C |
Formula | C6H4Br2 | Boiling Point | 217.9 °C at 760 mmHg |
Molecular Weight | 235.906 | Flash Point | 89.3 °C |
Transport Information | UN 2711 | Appearance | white or off-white powder |
Safety | 24/25-36-26 | Risk Codes | 36/37/38 |
Molecular Structure | Hazard Symbols | Xi | |
Synonyms |
Benzene,p-dibromo- (8CI);NSC 33942;p-Bromophenyl bromide;p-Dibromobenzene;p-Phenylene dibromide;para-Dibromobenzene;1,4-Dibromobenzene 99%; |
Article Data | 165 |
Conditions | Yield |
---|---|
With bromine fluoride In ethanol; chloroform at -78℃; for 0.5h; | 100% |
With sulfuric acid; bromine; mercury(II) oxide In tetrachloromethane for 2.5h; Heating; | 76% |
With bromine; silver perchlorate; magnesium oxide |
potassium 4-bromophenyltrifluoroborate
1.4-dibromobenzene
Conditions | Yield |
---|---|
With pyridinium hydrobromide perbromide In tetrahydrofuran; water at 20℃; for 0.333333h; chemoselective reaction; | 99% |
Conditions | Yield |
---|---|
With sodium nitrite In acetonitrile at 80℃; for 2h; Sealed tube; | 97% |
With N-Bromosuccinimide In acetonitrile at 81℃; for 8h; | 71% |
(4-bromophenyl)triethylgermane
1.4-dibromobenzene
Conditions | Yield |
---|---|
With N-Bromosuccinimide In N,N-dimethyl-formamide at 20℃; for 4h; | 92% |
Conditions | Yield |
---|---|
With dibenzo-18-crown-6; potassium bromide; copper(ll) bromide; 1,10-Phenanthroline; copper(I) bromide In acetonitrile at 20℃; for 0.333333h; Sandmeyer bromination; | A 6% B 91% |
1.4-dibromobenzene
Conditions | Yield |
---|---|
With tetrabutylammomium bromide; copper In acetonitrile at 20℃; for 0.75h; Substitution; | 87% |
With tetrabutylammomium bromide In acetonitrile at 60℃; for 0.75h; Substitution; | 83% |
(η(5)-C5H5)Fe(CO)2C6H4Fe(CO)2(η(5)-C5H5)
B
1.4-dibromobenzene
Conditions | Yield |
---|---|
With bromine In tetrahydrofuran (N2), stirred for 30 min at room temp.; solvent removed, residue taken up in CH2Cl2, chromy.,; | A 82% B 84% |
Conditions | Yield |
---|---|
With bromine In tetrahydrofuran (N2), stirred at room temp. for 30 min; solvent removed, chromy.; | A 81% B 76% |
Conditions | Yield |
---|---|
With N-Bromosuccinimide; tetrabutylammonium perchlorate In methanol; N,N-dimethyl-formamide at 20℃; for 3h; Sandmeyer Reaction; Electrochemical reaction; | 81% |
With (triphenylphosphine)gold(I) chloride; sodium bromide In acetonitrile at 50℃; for 5h; Sandmeyer Reaction; | 81 %Spectr. |
Conditions | Yield |
---|---|
With p-toluenesulfonyl nitrite; copper(ll) bromide In acetonitrile at 25℃; for 0.0166667h; | 78% |
Stage #1: 4-bromo-aniline With tert.-butylnitrite In dichloromethane; water at 0℃; for 0.166667h; Stage #2: With carbon tetrabromide; dimethylglyoxal In dichloromethane; water at 15 - 35℃; for 16h; | 78% |
With N-Bromosuccinimide; sodium nitrite In N,N-dimethyl-formamide at 20℃; for 6h; | 75% |
Detail of p-BROMOPHENYL BROMIDE (106-37-6).
Molecular Structure:
Name:1,4-DIBROMOBENZENE
CAS Number:106-37-6
Molecular Formula:C6H4Br2
Molecular Weight:235.92
EINECS:203-390-2
Density:1.841
Melting Point:87 - 89 。C
Boiling Point:219 。C
Flash Point:91 。C
Solubility:Insoluble (< 0.1 g/100ml at 25 。C) AUTOIGNITION
Appearance:white to yellow crystalline powder
liansport Information:50kgs
Water Solubility practically insoluble
Merck:14,3019
BRN:1904543
CAS DataBase Reference:106-37-6(CAS DataBase Reference)
NIST Chemistry Reference:106-37-6(NIST)
EPA Substance Registry System:106-37-6(EPA Substance)
Synonyms of p-BROMOPHENYL BROMIDE (106-37-6): 1,4-DIBROMOBENZENE;PARA-DIBROMOBENZENE;P-BENZENE DIBROMIDE;P-DIBROMOBENZENE;1,4-Dibrombenzol;1,4-dibromo-benzen;Benzene, p-dibromo-;Benzene,1,4-dibromo-
p-BROMOPHENYL BROMIDE (106-37-6) can be used in organic synthesis, dye intermediates.
Organism | Test Type | Route | Reported Dose (Normalized Dose) | Effect | Source |
---|---|---|---|---|---|
mouse | LD50 | intraperitoneal | 1891mg/kg (1891mg/kg) | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 44(12), Pg. 19, 1979. | |
mouse | LD50 | oral | 3120mg/kg (3120mg/kg) | Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 44(12), Pg. 19, 1979. |
Moderately toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits toxic vapors of Br−.
Safety Information of p-BROMOPHENYL BROMIDE (106-37-6).
Hazard Codes:Xi
Risk Statements:36/37/38
Safety Statements:24/25-36-26
RIDADR:UN 2711
RTECS:CZ1791000
HazardClass:9
PackingGroup:III
HS Code:29036990
Hazardous:Substances Data 106-37-6(Hazardous Substances Data)
Stability and Reactivity of p-BROMOPHENYL BROMIDE (106-37-6).
Chemical Stability: Stable under normal temperatures and pressures.
Conditions to Avoid: Incompatible materials.
Incompatibilities with Other Materials Strong oxidizing agents.
Hazardous Decomposition Products Carbon monoxide, carbon dioxide, hydrogen bromide. Hazardous Polymerization Has not been reported.
First Aid Measures of p-BROMOPHENYL BROMIDE (106-37-6).
Eyes: Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
Skin: Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion: Get medical aid. Wash mouth out with water.
Inhalation: Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Notes to Physician: Treat symptomatically and supportively.
Handling and Storage of p-BROMOPHENYL BROMIDE (106-37-6).
Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Avoid ingestion and inhalation.
Storage: Store in a cool, dry place. Store in a tightly closed container. Store under nitrogen.