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B17905 Sigma-Aldrich

Benzyl bromide

reagent grade, 98%

Synonym: α-Bromotoluene

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Properties

Related Categories Aryl, Building Blocks, C7, Chemical Reagents, Chemical Synthesis,
grade   reagent grade
vapor density   5.8 (vs air)
InChI Key   AGEZXYOZHKGVCM-UHFFFAOYSA-N
assay   98%
impurities   ≤0.5% p-bromotoluene
refractive index   n20/D 1.575 (lit.)
bp   198-199 °C(lit.)
mp   −3-−1 °C (lit.)
density   1.438 g/mL at 25 °C (lit.)

Description

General description

Benzyl bromide is an aromatic halide that is mainly used as a protecting agent for protecting hydroxy group of alcohols via O-benzylation reaction.

Application

Benzyl bromide has been used as an initiator in the synthesis of poly(styrene-b-methylmethacrylate) copolymers by atom transfer radical polymerization. It can undergo Menschutkin reaction with 1, 2-dimethylimidazole to form 3-benzyl-1, 2-dimethylimidazolium bromide.

Packaging

2.5 kg in glass bottle

25, 100, 500 g in glass bottle

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
RIDADR 
UN 1737 8(6.1) / PGII
WGK Germany 
2
RTECS 
XS7965000
Flash Point(F) 
186.8 °F
Flash Point(C) 
86 °C

Documents

Certificate of Analysis

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Certificate of Origin

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Protocols & Articles
Peer-Reviewed Papers
15

References

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