tert-BUTYL METHYL ETHER
tert-BUTYL METHYL ETHER For HPLC
Microfiltered product (0.2 mm) and bottled under nitrogen atmosphere. For critical jobs, purge with nitrogen.
Short Name: tert-BUTYL METHYL ETHER
Synonym: MTBE; Methyl tert-butyl ether
Basic Details
Article No.
LG0990
Grade
For HPLC
Purity
99.7%
CAS No.
1634-04-4
HS Code
2909.1900
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Liquid
Colour
Clear Colorless
Odour
Characteristic ethereal odor
Melting point/ Freezing point [°C]
-110°C
Auto-ignition temperature [°C]
374 °C
Flammability (solid, gas)
Flammable
Flash point [°C]
(-33.0 °C)
Boiling point [°C]
55 - 56 °C
Vapour pressure [20°C]
279.2 hPa at 20°C
Density [g/cm3]
0.74
Relative density, gas (air=1)
0.74 g/cm3 at 25 °C
Solubility in water [% weight]
Insoluble in water
Partition coefficient Log Pow octanol /water at 20°C
1.77
Explosion limits -upper [%]
15.10%
Explosion limits -lower [%]
1.60%
Chemical Specifications
Appearance
Clear colorless liquid
Purity (by GC)
Min 99.7%
Density (d20°C/4°C)
0.739 - 0.742
APHA colour
Max 10
Non volatile matter
Max 0.0005%
Acidity
Max 0.0005 meq/g
Alkalinity
Max 0.0002 meq/g
Water (H2O)
Max 0.03%
Suitability (for IR Spectrometry)
Passes test
UV spectrum (1 cm cell; Ref.: water)
Wavelength (nm)
T (%)
at 210 nm
Min 20%
at 235 nm
Min 50%
at 255 nm
Min 85%
at 280 nm
Min 98%
Data of interest in HPLC:
UV - Cut off
210 nm
Safety Information & Hazard Symbols
Symbol
GHS02, GHS07
Signal Word
Danger
UN No.
2398
IMCO Class No.
3
Packing Group
II
Hazardous Statement
H225-H315
Precaution Statement
P210