DL-Lactide

• Formula: C₆H₈O₄
• Molecular weight: 144.1253
• IUPAC Standard InChI: InChI=1S/C6H8O4/c1-3-5(7)10-4(2)6(8)9-3/h3-4H,1-2H3 Copy

  
• IUPAC Standard InChIKey: JJTUDXZGHPGLLC-UHFFFAOYSA-N Copy
• CAS Registry Number: 615-95-2
• Chemical structure:
  This structure is also available as a 2d Mol file
• Species with the same structure:
  • 1,4-Dioxane-2,5-dione, 3,6-dimethyl-
• Stereoisomers:
  • 1,4-Dioxane-2,5-dione, 3,6-dimethyl-, (3S-cis)-
• Information on this page:
  • Condensed phase thermochemistry data
  • Phase change data
  • References
  • Notes
• Options:
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Condensed phase thermochemistry 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of solid

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 by: Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of fusion

Entropy of fusion

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.

Kulagina, Lebedev, et al., 1980
Kulagina, T.G.; Lebedev, B.V.; Kiparisova, E.G.; Mukhina, N.N., Thermodynamics of dl-lactide in the 0-430 K region, Fiz.-Khim. Osn. Sint. Pererab. Polim., 1980, 104-108. [all data]

Lebedev, Kulagina, et al., 1982
Lebedev, B.V.; Kulagina, T.G.; Kiparisova, E.G., Thermodynamics of dl-lactide, ethylene oxalate, and 2,5-dioxopiperazine in the range 0-330 K., Russ. J. Phys. Chem. (Engl. Transl.), 1982, 56, 1641-1643. [all data]

Kulagina, Lebedev, et al., 1982
Kulagina, T.G.; Lebedev, B.V.; Kiparisova, E.G.; Lyudvig, E.B.; Barskaya, I.G., Thermodynamics of dl-lactide and polylactide and of dl-lactide polymerizatrion at 0 to 430 K, Vysokomol. Soedin, Ser., 1982, A 24(7), 1496-1501. [all data]

Lebedev, Kulagina, et al., 1982, 2
Lebedev, B.V.; Kulagina, T.G.; Kiparisova, Y.G., Thermodynamics of dl-lactide, ethylene oxalate, and 2,5-dioxopiperazine in the range 0-330 K, Zhur. Fiz. Khim., 1982, 56, 2665-2669. [all data]

Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, References

• Symbols used in this document:
  

  Cp,solid	Constant pressure heat capacity of solid
  S°solid,1 bar	Entropy of solid at standard conditions (1 bar)
  Tfus	Fusion (melting) point
  ΔcH°solid	Enthalpy of combustion of solid at standard conditions
  ΔfH°solid	Enthalpy of formation of solid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
• The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
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