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LC657 2-Bromo-2-methylpropane
(stabilised with potassium carbonate) for synthesis


Order number Packaging Quantity Price €
AC27657 Glass bottle 250 ml 27.225
AC27657 Glass bottle 1 l 96.3


Product information
Synonyms tert-Butyl bromide
Hill Formula C4H9Br
Chemical formula (CH3)3CBr
HS Code 2903 39 19
EC number 208-065-9
Molar mass 137.01 g/mol
CAS number 507-19-7


Chemical and physical data
Solubility (20 °C) slightly soluble
Melting point -20 °C
Molar mass 137.01 g/mol
Density 1.22 g/cm3 (20 °C)
Boiling point 72 – 74 °C
Vapor pressure 179.9 hPa (25 °C)
Flash point 16 °C
Refractive index 1.4279 (20 °C, 589 nm)


Safety information according to GHS
Hazard Statement(s) H225: Highly flammable liquid and vapour.
Precautionary Statement(s) P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking.
P240: Ground/bond container and receiving equipment.
P262: Do not get in eyes, on skin, or on clothing.
P403 + P235: Store in a well-ventilated place. Keep cool.
Signal Word Danger
Hazard Pictogram(s)
Storage class 3 Flammable Liquids
WGK WGK 1 slightly water endangering
Disposal 3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C


Safety information
R Phrase R 11
Highly flammable.
S Phrase S 9-16-24/25
Keep container in a well-ventilated place.Keep away from sources of ignition – No smoking.Avoid contact with skin and eyes.
Categories of danger highly flammable
Hazard Symbol Flammable


Transport information
Declaration (transport by sea) IMDG-Code UN 2342 BROMOMETHYLPROPANES, 3, II, Segregation Group: 10 (Liquid halogenated hydrocarbons)
Declaration (transport by air) IATA-DGR UN 2342 BROMOMETHYLPROPANES, 3, II


Assay (GC, area%) ≥ 97 %
Density (d 20 °C/ 4 °C) 1.215 – 1.225
Identity (IR) passes test