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12279 Sigma-Aldrich

1,2-Propanediol

analytical standard

Synonym: Propylene glycol

  • CAS Number 57-55-6

  • Linear Formula CH3CH(OH)CH2OH

  • Molecular Weight 76.09

  •  Beilstein Registry Number 1340498

  •  E Number E490

  •  EC Number 200-338-0

  •  MDL number MFCD00064272

  •  PubChem Substance ID 329749683

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Properties

Related Categories Additional Standards, Alcohols, All Alphabetically Sorted, Alpha Sort, Analytical Standards,
grade   analytical standard
vapor density   2.62 (vs air)
vapor pressure   0.08 mmHg ( 20 °C)
InChI Key   DNIAPMSPPWPWGF-UHFFFAOYSA-N
assay   ≥99.7% (GC)
form   neat
autoignition temp.   779 °F
shelf life   limited shelf life, expiry date on the label
expl. lim.   12.5 %
application(s)   HPLC: suitable
  gas chromatography (GC): suitable
refractive index   n20/D 1.432(lit.)
  n20/D 1.433
bp   187 °C(lit.)
mp   −60 °C(lit.)
density   1.036 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

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Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3
RTECS 
TY2000000
Flash Point(F) 
217.4 °F
Flash Point(C) 
103 °C
Protocols & Articles

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Peer-Reviewed Papers
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