Biochem Chemopharma

TECHNICAL DATA SHEET

1-BUTANOL FOR SYNTHESIS
n-Butyl alcohol, Butan-1-ol

Article No. 202172500 Molecular Formula C4H10O
H.S. Code 2905.1300 Molecular Weight 74.12
CAS No. 71-36-3
 

Physical Properties

Physical state at 20 °C Liquid
Colour Clear Colorless
Odour Strong characteristic, mildly alcoholic odor
Melting point [°C] -90 °C
Auto-ignition temperature [°C] 343°C
Flammability (solid, gas) Flammable
Flash point [°C] 35 °C
Boiling point [°C] 116 - 118 °C
Initial boiling point [°C] 116 °C
Final boiling point [°C] 118 °C
Evaporation rate 0.46
Vapour pressure [20°C] 5 hPa at 20 °C
Vapour density 2.56
Density [g/cm3] 0.81
Relative density, gas (air=1) 0.81
Solubility in water [% weight] Soluble
Explosion limits - upper [%] 11.20%
Explosion limits -lower [%] 1.40%
 

Specifications

Assay (GC area) Min 99%
Identity (IR) Passes test
Density (d20°/4°C) 0.809-0.810
Free acid (as C4H8O2) Max 0.005 meq/gm
Water (H2O) Max 0.5%
 

Safety Information and Hazard Symbols

Flame Corrosion Exclamation Mark
Symbol GHS02, GHS05, GHS07
Signal Word Danger
UN No 1120
IMCO Class No. 3
Hazardous Statement H302-H318-H226-H315-H335-H336
Precaution Statement P210-P280-P302+ P352 -P304+P340-P305+P351+P338-P370+P378-P403+P233-P501
Packing Group III