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23191 Sigma-Aldrich

Isobutyl chloroformate

purum, ≥98.0% (GC)

Synonym: Chloroformic acid isobutyl ester, IBCF

  • CAS Number 543-27-1

  • Linear Formula ClCO2CH2CH(CH3)2

  • Molecular Weight 136.58

  •  Beilstein Registry Number 956590

  •  EC Number 208-840-1

  •  MDL number MFCD00000642

  •  PubChem Substance ID 329752394

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Properties

Related Categories Acid Halides, Building Blocks, Carbonyl Compounds, Chemical Synthesis, Organic Building Blocks More...
vapor pressure   0.33 mmHg ( 20 °C)
InChI Key   YOETUEMZNOLGDB-UHFFFAOYSA-N
grade   purum
assay   ≥98.0% (GC)
refractive index   n20/D 1.407(lit.)
  n20/D 1.408
bp   128.8 °C(lit.)
density   1.045 g/mL at 20 °C
  1.053 g/mL at 25 °C(lit.)
storage temp.   2-8°C

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Other Notes

This product has been replaced by 177989-ALDRICH | Isobutyl chloroformate 98%

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Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN3489 - class 6.1 - PG 1 - acidic - Toxic by inhalation liquid, flammable, corrosive, n.o.s., HI: all (not BR)
WGK Germany 
2
Flash Point(F) 
96.8 °F
Flash Point(C) 
36 °C
Protocols & Articles
Peer-Reviewed Papers
15

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177989 Isobutyl chloroformate, 98%

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