Propylene Glycol

• Formula: C₃H₈O₂
• Molecular weight: 76.0944
• IUPAC Standard InChI: InChI=1S/C3H8O2/c1-3(5)2-4/h3-5H,2H2,1H3 Copy

  
• IUPAC Standard InChIKey: DNIAPMSPPWPWGF-UHFFFAOYSA-N Copy
• CAS Registry Number: 57-55-6
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Species with the same structure:
  • Polyglycol p-750 (dow)
  • Propylene Glycol
• Stereoisomers:
  • R-(-)-1,2-propanediol
  • (S)-(+)-1,2-Propanediol
• Other names: 1,2-Propanediol; α-Propylene glycol; Methylethyl glycol; Methylethylene glycol; Monopropylene glycol; PG 12; Sirlene; 1,2-Dihydroxypropane; 1,2-Propylene glycol; 2-Hydroxypropanol; 2,3-Propanediol; Propane-1,2-diol; Dowfrost; Propylene glycol USP; 1,2-Propylenglykol; Solar winter ban; Sentry Propylene Glycol; Isopropylene glycol; Ucar 35; Solargard P; Ilexan P; Prolugen; Trimethyl glycol; 1,2-Propandiol; Propylenglycol; (RS)-1,2-Propanediol; (.+/-.)-1,2-Propanediol; DL-1,2-Propanediol; NSC 69860; DL-Propylene glycol; propylene glycol (1,2-propanediol); 1,2-propanediol (propylene glycol); propanediol; Methyl glycol
• Information on this page:
  • Henry's Law data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
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Henry's Law data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

No reference data available.

Notes

Go To: Top, Henry's Law data, References

• Symbols used in this document:
  

  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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