8.00866 EMD Millipore

Diisopropyl ether

Diisopropyl ether (stabilized with 2,6-di-tert-butyl-4-methylphenol (BHT)) for synthesis. CAS 108-20-3, chemical formula (CH₃)₂CH₂O., (stabilized with 2,6-di-tert-butyl-4-methylphenol (BHT)) for synthesis

Synonym: Isopropyl ether, 2,2'-Oxybis[propane], 2,2-Propoxypropane

  • CAS Number 108-20-3

  • Linear Formula C₆H₁₄O

  • Molecular Weight 102.18 g/mol

  •  EC Number 203-560-6



Related Categories Biochemicals and Reagents, Building Blocks, Chemical Synthesis, Ethers, Organic Building Blocks,
packaging   1 l in Glass bottle (8008661000)
  143 kg in Steel barrel (8008669143)
expl. lim.     1.4 %(V)
vapor pressure   175 hPa (20 °C)
solubility   3.11 g/l
density   0.72 g/cm3 (20 °C)
flash point   -28 °C
autoignition temp.   405 °C
mp   -86 °C (External MSDS)
LD 50 oral   LD50 Rat 5880 mg/kg
LD 50 dermal   LD50 Rabbit > 20000 mg/kg
shipped in   ambient
storage temp.   Store below +30°C.
specifications   Assay (GC, area%): ≥ 99.0 % (a/a)
  Density (d 20 °C/ 4 °C): 0.722 - 0.724
  Peroxide (as H₂O₂): ≤ 0.005 %
  Identity (IR): passes test

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Safety Information

HS Code 
2909 19 90
Hazard Statement(s) 
H225: Highly flammable liquid and vapour.
H336: May cause drowsiness or dizziness.
EUH019: May form explosive peroxides.
EUH066: Repeated exposure may cause skin dryness or cracking.
Precautionary Statement(s) 
P210: Keep away from heat/sparks/open flames/hot surfaces. No smoking.
P233: Keep container tightly closed.
P240: Ground/bond container and receiving equipment.
P403 + P235: Store in a well-ventilated place. Keep cool.
Storage class 
3 Flammable liquids
WGK 1 slightly water endangering
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
Hazard Pictogram(s) 
GHS02  GHS02
Hazard Pictogram(s) 
GHS07  GHS07
Hazard Symbols 
Flammable  Flammable
Declaration (railroad and road) ADR, RID 
UN 1159 , 3, II
Declaration (transport by air) IATA-DGR 
UN 1159 , 3, II
Declaration (transport by sea) IMDG-Code 
UN 1159 , 3, II
Categories of danger 
highly flammable
R Phrase 
R 11-19-66-67
Highly flammable.May form explosive peroxides.Repeated exposure may cause skin dryness or cracking.Vapours may cause drowsiness and dizziness.
S Phrase 
S 9-16-29-33
Keep container in a well-ventilated place.Keep away from sources of ignition - No smoking.Do not empty into drains.Take precautionary measures against static discharges.
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