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34460 Sigma-Aldrich

Dibutyl ether

puriss. p.a., ≥99.5% (GC)

Synonym: Butyl ether

  • CAS Number 142-96-1

  • Linear Formula [CH3(CH2)3]2O

  • Molecular Weight 130.23

  •  Beilstein/REAXYS Number 1732752

  •  EC Number 205-575-3

  •  MDL number MFCD00009461

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Properties

vapor density   4.48 (vs air)
vapor pressure   4.8 mmHg ( 20 °C)
InChI Key   DURPTKYDGMDSBL-UHFFFAOYSA-N
grade   puriss. p.a.
assay   ≥99.5% (GC)
autoignition temp.   365 °F
expl. lim.   8.5 %
impurities   ≤0.002% peroxides (as H2O2)
evapn. residue   ≤0.002%
refractive index   n20/D 1.399 (lit.)
  n20/D 1.399
bp   142-143 °C(lit.)
mp   −98 °C (lit.)
density   0.764 g/mL at 25 °C (lit.)
cation traces   Al: ≤0.5 mg/kg
  Ba: ≤0.1 mg/kg
  Bi: ≤0.1 mg/kg
  Ca: ≤0.5 mg/kg
  Cd: ≤0.05 mg/kg
  Co: ≤0.02 mg/kg
  Cr: ≤0.02 mg/kg
  Cu: ≤0.02 mg/kg
  Fe: ≤0.1 mg/kg
  K: ≤0.5 mg/kg
  Li: ≤0.1 mg/kg
  Mg: ≤0.1 mg/kg
  Mn: ≤0.02 mg/kg
  Mo: ≤0.1 mg/kg
  Na: ≤0.5 mg/kg
  Ni: ≤0.02 mg/kg
  Pb: ≤0.1 mg/kg
  Sr: ≤0.1 mg/kg
  Zn: ≤0.1 mg/kg
Safety & Documentation

Safety Information

Symbol 
Signal word 
Warning
Hazard statements 
RIDADR 
UN1149 - class 3 - PG 3 - Dibutyl ethers
WGK Germany 
2
RTECS 
EK5425000
Flash Point(F) 
77 °F
Flash Point(C) 
25 °C

Documents

Certificate of Analysis

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Protocols & Articles
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