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Yancheng Sanhe Biochemical Co., Ltd.

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1-Bromo-2-methylpropane

Product name 1-Bromo-2-methylpropane
English alias Propane, 1-bromo-2-methyl-
Structural formula
Molecular formula C4H9Br
Molecular weight 137.02
Appearance Colorless Transparent Liquid
Melting point -119 ℃
Relative density 1.26 g/mL at 20 ℃(lit.)
Boiling point 90-92 ℃(lit.)
Water solubility 0.51 g/L (18 ºC) ,Miscible with organic solvents such as ethanol and ether.
Refractivity n20/D 1.435(lit.)
Content ≥99.0%
Moisture ≤0.05%
Stability Stable under normal temperatures and pressures.
Flash point 65 °F
Vapor pressure  
Storage The warehouse is ventilated and dried at low temperature, with light loading and unloading, and stored separately from oxidants and acids.
Use Organic synthesis intermediates, plastic rubber additives.
Production method Cool isobutanol to -10 ℃, slowly add phosphorus tribromide dropwise, and keep the reaction solution below 0 ℃. After dripping, stir and naturally heat up to room temperature. Leave overnight and purify with vacuum distillation to obtain 1-bromo-2-methylpropane.
UN No. UN 2342 3/PG 2
Hazard class 3
Packing group II
HS code 2903399090
Packing 250KGS/Closed steel drum
CAS # 78-77-3

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