Octadecanoic acid, 2,3-dihydroxypropyl ester

• Formula: C₂₁H₄₂O₄
• Molecular weight: 358.5558
• IUPAC Standard InChI: InChI=1S/C21H42O4/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-21(24)25-19-20(23)18-22/h20,22-23H,2-19H2,1H3 Copy

  
• IUPAC Standard InChIKey: VBICKXHEKHSIBG-UHFFFAOYSA-N Copy
• CAS Registry Number: 123-94-4
• Chemical structure:
  This structure is also available as a 2d Mol file
• Species with the same structure:
  • L-α-Monostearin
  • Octadecanoic acid, 2,3-dihydroxypropyl ester
  • stearic acid, monoester with glycerol
• Stereoisomers:
  • (R)-2,3-dihydroxypropyl stearate
• Other names: Stearin, 1-mono-; α-Monostearin; Aldo MSD; Aldo MSLG; Aldo 33; Aldo 75; Arlacel 165; Emerest 2407; Glycerin 1-monostearate; Glycerin 1-stearate; Glycerol α-monostearate; Glycerol 1-monostearate; Glycerol 1-stearate; Glyceryl 1-monostearate; Sandin EU; Stearic acid α-monoglyceride; Stearic acid 1-monoglyceride; Tegin 55G; 1-Glyceryl stearate; 1-Monostearin; 1-Monostearoylglycerol; 1,2,3-Propanetriol 1-octadecanoyl ester; Glycerol α-sterate; Monostearin (l); 3-Stearoyloxy-1,2-propanediol; NSC 3875; Glyceryl 1-octadecanoate; 2,3-Dihydroxypropyl stearate; Monostearin; Tegin (Related); Tegin 515 (Related); Glyceryl stearate (Related); Glyceryl monostearate (Related)
• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • IR Spectrum
  • Mass spectrum (electron ionization)
• Options:
  • Switch to SI units

Data at NIST subscription sites:

• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

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Phase change 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
DH - Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of phase transition

Entropy of phase transition

References

Go To: Top, Phase change data, Notes

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

Ward, Vicknair, et al., 1955
Ward, T.L.; Vicknair, E.J.; Singleton, W.S.; Feuge, R.O., Some thermal properties of 1-monostearin, 1-aceto-3-stearin and 1,2-diaceto-3-stearin, J. Phys. Chem., 1955, 59, 4. [all data]

Ward, Vicknair, et al., 1955, 2
Ward, T.L.; Vicknair, E.J.; Singleton, W.S.; Feuge, R.O., Some thermal properties of 1-monostearin, 1-aceto-3-stearin and 1,2-diaceto-3-stearin, J. Phys. Chem., 1955, 59, 4-7. [all data]

Notes

Go To: Top, Phase change data, References

• Symbols used in this document:
  

  Tfus	Fusion (melting) point
  ΔHtrs	Enthalpy of phase transition
  ΔStrs	Entropy of phase transition

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