iso-BUTANOL

iso-BUTANOL For Synthesis

iso-Butyl alcohol, 2-Methyl propan-1-ol

Article No.

00057

Grade

For Synthesis

Purity

98.5%

CAS No.

78-83-1

Molecular Formula

C₄H₁₀O

Molecular Weight

74.12

H.S. Code

2905.1490

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical Properties

Physical state at 20 °C

Liquid

Colour

Clear Colorless

Odour

Sweet-musty odor

Odour threshold

40 ppm

Melting point/ Freezing point [°C]

-108°C

Critical temperature [°C]

274.6°C

Auto-ignition temperature [°C]

415°C

Flammability (solid, gas)

Flammable

Flash point [°C]

28°C

Boiling point [°C]

108°C

Evaporation rate

0.8

Vapour pressure [20°C]

1.2 kPa (@ 20°C)

Vapour density

2.56

Density [g/cm3]

0.806

Solubility in water [% weight]

9.5g/100ml water @ 20C

Partition coefficient Log Pow octanol / water at 20°C

0.8

Explosion limits - upper [%]

10.60%

Explosion limits -lower [%]

1.70%

Packings

500 ml (00500)
1000 ml (01000)
2500 ml (02500)
25 Liters (0025K)
200 Liters (0200K)
2500 ml (02500)
2500 ml (02500)

Specifications

Appearance	A clear colorless liquid
Purity (by GC)	Min 98.5%
Free acid (as C4H8O2)	Max 0.005%
Isobutyraldehyde	Max 0.03%
Acetone (CH3.CO.CH3)	Max 0.02%
Water (H2O)	Max 0.2%
Density (d20°C/4°C)	0.801 - 0.802

Safety Information and Hazard Symbols

Symbol: GHS02, GHS05, GHS07
Signal Word: Danger
UN No.: 1212
IMCO Class No.: 3
Packing Group: III
Hazardous Statement: H226-H315-H318-H335-H336
Precaution Statement: P261-P280-P305 + P351 + P338

Revision Date : 15-Jun-2021