1,1,2,2-Tetrabromoethane. CAS 79-27-6, chemical formula Br₂CHCHBr, MERCK

SKU: MER-1000341000 Category: Reagents, Solutions & Chemicals

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass
79-27-6	201-191-5	C₂H₂Br₄	Br₂CHCHBr₂	345.65 g/mol

Description
Catalogue Number	100034
Synonyms	TBE, Muthmanns liquid, Acetylene tetrabromide
Description	1,1,2,2-Tetrabromoethane

Applications
Application	1,1,2,2-Tetrabromoethane. CAS 79-27-6, chemical formula Br₂CHCHBr₂.

Physicochemical Information
Boiling point	239 °C (1013 hPa) (decomposition)
Density	2.96 g/cm3 (25 °C)
Ignition temperature	335 °C
Melting Point	-1 °C
Vapor pressure	0.03 – 0.13 hPa (20 °C)
Solubility	0.68 g/l

Toxicological Information
LD 50 dermal	LD50 Rat 5250 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H319: Causes serious eye irritation. H330: Fatal if inhaled. H412: Harmful to aquatic life with long lasting effects.
Precautionary Statement(s)	P273: Avoid release to the environment. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P310: IF exposed or concerned: immediately call a POISON CENTER or doctor/ physician.
Signal Word	Danger
Storage class	6.1A Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK	WGK 1 slightly hazardous to water
Disposal	9 Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).

Safety Information
Hazard Symbols	Very toxic
Categories of danger	very toxic, irritant, dangerous for the environment
R Phrase	R 26-36-52/53 Very toxic by inhalation.Irritating to eyes.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase	S 24-27-45-61 Avoid contact with skin.Take off immediately all contaminated clothing.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).Avoid release to the environment. Refer to special instructions/ Safety data sheets.

Storage and Shipping Information
Storage	Store at +15°C to +25°C.

Transport Information
Declaration (railroad and road) ADR, RID	UN 2504 , 6.1, III
Declaration (transport by air) IATA-DGR	UN 2504 , 6.1, III
Declaration (transport by sea) IMDG-Code	UN 2504 , 6.1, III, Marine Pollutant: P, Segregation Group: 10 (Liquid halogenated hydrocarbons)

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