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1,2-Dibromotetrachloroethane
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Name

1,2-Dibromotetrachloroethane

 EINECS 211-136-7
CAS No. 630-25-1 Density 2.438 g/cm3
PSA 0.00000 LogP 4.03900
Solubility Insoluble in water. Melting Point 215-220 °C (dec.)(lit.)
Formula C2Br2Cl4 Boiling Point 219 °C at 760 mmHg
Molecular Weight 325.642 Flash Point 104.9 °C
Transport Information N/A Appearance colourless solid
Safety 26-37/39 Risk Codes 36/37/38
Molecular Structure Molecular Structure of 630-25-1 (1,2-Dibromotetrachloroethane) Hazard Symbols IrritantXi
Synonyms

1,2-dibromo-1,1,2,2-tetrachloro-ethan;Dbtce;Ethane, 1,2-dibromo-1,1,2,2-tetrachloro-;Ethane, 1,2-dibromo-tetrachloro-;ethane,1,2-dibromo-1,1,2,2-tetrachloro-;sym-Dibromotetrachloroethane;1,1,2,2-TETRACHLORODIBROMOETHANE;1,2-DIBROMOTETRACHLOROETHANE

Article Data 12

1,2-Dibromotetrachloroethane Synthetic route

127-18-4

1,1,2,2-tetrachloroethylene

630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

Conditions
ConditionsYield
With bromine for 2h; Irradiation;94%
With bromine In dichloromethane for 72h; Heating;85%
With bromine photochemische Bildung;
With bromine Geschwindigkeit der Bildung;
76-01-7

pentachloroethane

630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

Conditions
ConditionsYield
With aluminium trichloride; bromine at 70℃;
C2Cl4

C2Cl4

630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

Conditions
ConditionsYield
With bromine im Sonnenlicht;
594-18-3

dibromodichloromethane

A

56-23-5

tetrachloromethane

B

127-18-4

1,1,2,2-tetrachloroethylene

C

630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

D

75-62-7

Bromotrichloromethane

E

7726-95-6

bromine

Conditions
ConditionsYield
In neat (no solvent) Kinetics; other Radiation; γ-radiolysis at -196 and 131°C;;
...Expand
169830-46-0

[(bis(1-methylethyl)amino)carbonyl]ferrocene

630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

937184-52-6

(pR)-2-bromo-(N,N-diisopropyl)ferrocenecarboxamide

Conditions
ConditionsYield
With (-)-sparteine; n-butyllithium In diethyl ether under Ar atm. to soln. (-)-sparteine in Et2O at -78°C n-BuLi was added over 30 min, stirred for 1.5 h, soln. BrCCl2CCl2Br in Et2O was added over 20 min, stirred for 1 h and allowed to warm to room temp.; react. mixt. was quenched with aq. NH4Cl, extd. with Et2O, washed with water and brine, dried, filtered, and evapd., chromy. on silica (hexane-EtOAc 9:1); elem. anal.;99%
630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

bis[μ-[(η5-(S,Rp)-2-(4′-isopropyl-4′,5′-dihydro-2′-oxazolyl-κN)-3-methyl-cyclopentadienyl-κC)(η5-cyclopentadienyl)ferrocene]]digold(I)

dibromobis[μ-[(η5-(S,Rp)-2-(4′-isopropyl-4′,5′-dihydro-2′-oxazolyl-κN)-3-methyl-cyclopentadienyl-κC)(η5-cyclopentadienyl)ferrocene]]digold(II)

Conditions
ConditionsYield
In dichloromethane at 20℃; for 0.5h; Inert atmosphere;98%
630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

4,4',5,5'-tetrahydro-7,7'-spirobi[thieno[2,3-c]pyran]

2-bromo-4,4',5,5'-tetrahydro-7,7'-spirobi[thieno[2,3-c]pyran]

Conditions
ConditionsYield
Stage #1: 4,4',5,5'-tetrahydro-7,7'-spirobi[thieno[2,3-c]pyran] With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Schlenk technique; Inert atmosphere;
Stage #2: 1,2-dibromo-1,1,2,2-tetrachloroethane In tetrahydrofuran; hexane at -78 - 20℃; Schlenk technique; Inert atmosphere;		96%
112959-64-5

N-(2-fluoro-5-pyridyl)cyclopropane carboxamide

630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

N-(2-fluoro-5-pyridyl)-cyclopropylmethanimidoyl bromide

Conditions
ConditionsYield
With triethylamine; triphenylphosphine In 1,2-dichloro-ethane95%
102-54-5

ferrocene

630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

1273-73-0

bromoferrocene

Conditions
ConditionsYield
With potassium tert-butoxide; t-butyl lithium In tetrahydrofuran; hexane Schlenk techniques used under N2 or Ar, THF soln. of FcH (10.8 mmol) andtBuOK(1.34 mmol) cooled to -78°C, after >15 min tBuLi soln.(21.6 mmol) dropwise added, stirred for 1.5 h at <-70°C, C2Cl4Br2 adde d, stirred for 30 min at -78°C; allowed to warm to room temp., quenched with H2O, extracted with CH2Cl2,organic layer washed with H2O, dried over MgSO4, solvent removed under vac., chromd. (neutral alumina, hexane); NMR;95%
Stage #1: ferrocene With potassium tert-butylate; tert.-butyl lithium In tetrahydrofuran at -78℃; for 2h; Inert atmosphere;
Stage #2: 1,2-dibromo-1,1,2,2-tetrachloroethane In tetrahydrofuran at -78℃; for 0.5h; Inert atmosphere;		88%
Stage #1: ferrocene With potassium tert-butylate; tert.-butyl lithium In tetrahydrofuran; hexane at -78℃; for 1.5h;
Stage #2: 1,2-dibromo-1,1,2,2-tetrachloroethane In tetrahydrofuran; hexane at -78℃; for 0.5h;		80%
630-25-1

1,2-dibromo-1,1,2,2-tetrachloroethane

4,4',5,5'-tetrahydro-7,7'-spirobi[thieno[2,3-c]pyran]

2,2'-dibromo-4,4',5,5'-tetrahydro-7,7'-spirobi[thieno[2,3-c]pyran]

Conditions
ConditionsYield
Stage #1: 4,4',5,5'-tetrahydro-7,7'-spirobi[thieno[2,3-c]pyran] With n-butyllithium In tetrahydrofuran; hexane at -78℃; for 1h; Schlenk technique; Inert atmosphere;
Stage #2: 1,2-dibromo-1,1,2,2-tetrachloroethane In tetrahydrofuran; hexane at -78 - 20℃; Schlenk technique; Inert atmosphere;		95%

1,2-Dibromotetrachloroethane Specification

The Ethane,1,2-dibromo-1,1,2,2-tetrachloro-, belongs to the following product categories: (1)Ethanes/ethenes; (2)Bromination; (3)Halogenation; (4)Synthetic Organic Chemistry; (5)Alkyl; (6)Halogenated Hydrocarbons; (7)Organic Building Blocks. It has the systematic name of 1,2-dibromo-1,1,2,2-tetrachloroethane. And this chemical is a kind of colourless solid.

Physical properties of Ethane,1,2-dibromo-1,1,2,2-tetrachloro-: (1)ACD/LogP: 5.39; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): 5.38; (4)ACD/LogD (pH 7.4): 5.38; (5)ACD/BCF (pH 5.5): 7285.56; (6)ACD/BCF (pH 7.4): 7285.56; (7)ACD/KOC (pH 5.5): 20246.13; (8)ACD/KOC (pH 7.4): 20246.13; (9)#H bond acceptors: 0; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 1; (12)Polar Surface Area: 0 Å2; (13)Index of Refraction: 1.606; (14)Molar Refractivity: 46.1 cm3; (15)Molar Volume: 133.5 cm3; (16)Polarizability: 18.27×10-24cm3; (17)Surface Tension: 52.7 dyne/cm; (18)Enthalpy of Vaporization: 43.68 kJ/mol; (19)Vapour Pressure: 0.18 mmHg at 25°C.

Uses of Ethane,1,2-dibromo-1,1,2,2-tetrachloro-: it can be used to produce 1,1,2,2-tetrachloro-1,2-difluoro-ethane. This reaction will need reagent ClF and solvent 1,1,2-trichloro-1,2,2-trifluoro-ethane. The yield is about 80%.

You can still convert the following datas into molecular structure:
(1)SMILES: BrC(Cl)(Cl)C(Br)(Cl)Cl
(2)InChI: InChI=1/C2Br2Cl4/c3-1(5,6)2(4,7)8
(3)InChIKey: WJUKOGPNGRUXMG-UHFFFAOYAQ
(4)Std. InChI: InChI=1S/C2Br2Cl4/c3-1(5,6)2(4,7)8
(5)Std. InChIKey: WJUKOGPNGRUXMG-UHFFFAOYSA-N

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
rat LD oral > 500mg/kg (500mg/kg)   National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. Vol. 5, Pg. 18, 1953.

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