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82059 Sigma-Aldrich

2-Methyl-1-propanol

analytical standard

Synonym: Isobutanol, Isobutyl alcohol

  • CAS Number 78-83-1

  • Linear Formula (CH3)2CHCH2OH

  • Molecular Weight 74.12

  •  Beilstein Registry Number 1730878

  •  EC Number 201-148-0

  •  MDL number MFCD00004740

  •  PubChem Substance ID 329769231

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Properties

Related Categories Additional Standards, Alcohol, Alcoholic & Nonalcoholic Beverages, Alcohols, Aliphatic,
grade   analytical standard
vapor density   2.55 (vs air)
vapor pressure   8 mmHg ( 20 °C)
  8.8 mmHg ( 0 °C)
InChI Key   ZXEKIIBDNHEJCQ-UHFFFAOYSA-N
assay   ≥99.8% (GC)
form   neat
autoignition temp.   801 °F
shelf life   limited shelf life, expiry date on the label
expl. lim.   10.6 %
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
refractive index   n20/D 1.396(lit.)
  n20/D 1.396
bp   108 °C(lit.)
mp   −108 °C(lit.)
density   0.803 g/mL at 25 °C(lit.)
format   neat

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Application

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
RIDADR 
UN1212 - class 3 - PG 3 - Isobutanol
WGK Germany 
1
RTECS 
NP9625000
Flash Point(F) 
82.4 °F
Flash Point(C) 
28 °C
Protocols & Articles

Articles

The Utility of Headspace Grade Solvents for the Analysis of Organic Volatile Impurities

Organic volatile impurities or “OVIs” sometimes remain behind in pharmaceutical preparations as a result of synthetic and manufacturing procedures. For reasons of health and safety, testing is done t...
Katherine Stenerson, Shyam Verma
Reporter US Volume 28.1
Keywords: Chromatography, Gas chromatography, Organic synthesis, Pharmaceutical, Solvents

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Peer-Reviewed Papers
15

References

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