MilliporeSigma
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86760

Sigma-Aldrich

1,1,2,2-Tetrabromoethane

purum p.a., for separation (of mineral compounds), ≥98.0% (GC)

Synonym(s):
Acetylene tetrabromide, Muthmanns liquid, TBE
Linear Formula:
Br2CHCHBr2
CAS Number:
Molecular Weight:
345.65
Beilstein:
1098321
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

grade

for separation (of mineral compounds)
purum p.a.

Quality Level

vapor density

11.9 (vs air)

vapor pressure

0.1 mmHg ( 20 °C)

assay

≥98.0% (GC)

form

liquid

autoignition temp.

635 °F

refractive index

n20/D 1.637 (lit.)
n20/D 1.637

bp

119 °C/15 mmHg (lit.)

mp

−1-1 °C (lit.)

density

2.967 g/mL at 25 °C (lit.)

SMILES string

BrC(Br)C(Br)Br

InChI

1S/C2H2Br4/c3-1(4)2(5)6/h1-2H

InChI key

QXSZNDIIPUOQMB-UHFFFAOYSA-N

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Application

1,1,2,2-Tetrabromoethane (TBA) is a heavy liquid used for the density separation of minerals. The mixture of TBA, toluene, and tetrachloroethylene can be used for gravity separation.

Packaging

250 mL in glass bottle
1 L in glass bottle

Pictograms

Skull and crossbones

Signal Word

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Irrit. 2 - Skin Irrit. 2

Storage Class Code

6.1B - Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

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Certificate of Origin

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