Skip to content
General Purpose Solvents

n-BUTANOL GC Reference Standard

RA003780 CAS 71-36-3

Identity

Product code
RA003780
CAS number
71-36-3
Molecular formula
C4H10O
Molecular weight
74.12

Classification

Technical Data

Properties

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

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit Method
Appearance A clear colorless liquid — —
Traceablility Traceable to USP reference Standard — —
Purity Min 99.5 % % GC
Potency Reported on COA — —
Identification Passes test — IR
Identification (GC-MS method) Passes Test — —
Identification (1H NMR method) Conform to Structure — —
Colour scale Max 10 APHA APHA —
Residue on evaporation Max 0.001 % % —
Water Max 0.1 % % KF

Method names in parentheses (for example "GC method") identify the analytical technique applied to that parameter; they are not product grades.

Packaging

Pack size SKU
20 mL RA003780-PK-20ML
100 mL RA003780-PK-100ML