8.01548 EMD Millipore


2-Bromobutane for synthesis. CAS 78-76-2, chemical formula CH₃CH₂CHBrCH₃., for synthesis

Synonym: sec-Butyl bromide

  • CAS Number 78-76-2

  • Linear Formula C₄H₉Br

  • Molecular Weight 137.01 g/mol

  •  EC Number 201-140-7



Related Categories Biochemicals and Reagents More...
packaging   250 ml in Glass bottle (8015480250)
bp   90 - 92 °C (1013 hPa)
expl. lim.     2.6 - 6.6 %(V)
vapor pressure   70 hPa (20 °C)
solubility   <1 g/l
density   1.26 g/cm3 (20 °C)
flash point   21 °C
autoignition temp.   265 °C
mp   -112 °C
shipped in   ambient
storage temp.   Store at +2°C to +8°C.
specifications   Assay (GC, area%): ≥ 98.0 % (a/a)
  Density (d 20 °C/ 4 °C): 1.257 - 1.261
  Identity (IR): passes test

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Safety Information

HS Code 
2903 39 19
Hazard Statement(s) 
H225: Highly flammable liquid and vapour.
H412: Harmful to aquatic life with long lasting effects.
Precautionary Statement(s) 
P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P233: Keep container tightly closed.
P240: Ground/bond container and receiving equipment.
P273: Avoid release to the environment.
P403 + P235: Store in a well-ventilated place. Keep cool.
Storage class 
3 Flammable liquids
WGK 2 water endangering
Organic halogenated solvents and solutions of organic halogen-containing substances: For strongly contaminated or mixed halogenated solvents container B: Caution: Do not use aluminium containers; in addition, in the case of water-containing chlorinated waste materials do not use stainless-steel containers (danger of leaks caused by corrosion).
Hazard Pictogram(s) 
GHS02  GHS02
Declaration (railroad and road) ADR, RID 
UN 2339 , 3, II
Declaration (transport by air) IATA-DGR 
UN 2339 , 3, II
Declaration (transport by sea) IMDG-Code 
UN 2339 , 3, II, Segregation Group: 10 (Liquid halogenated hydrocarbons)
Categories of danger 
flammable, dangerous for the environment
R Phrase 
R 10-52/53
Flammable.Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase 
S 24
Avoid contact with skin.
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