- Formula: C5H10O5
- Molecular weight: 150.1299
- IUPAC Standard InChI:
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- IUPAC Standard InChIKey: QSBDXVOJNUPDPI-UHFFFAOYSA-N
- CAS Registry Number: 16528-92-0
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
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Phase change data
Go To: Top, References, Notes
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, Kenneth Kroenlein director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
DH - Eugene S. Domalski and Elizabeth D. Hearing
|Tfus||334.||K||N/A||Clegg and Melia, 1969||Crystal phase 1 phase; Uncertainty assigned by TRC = 2. K; TRC|
|subH°||21.0 ± 0.1||kcal/mol||C||Månsson, Jönsson, et al., 1974||AC|
|subH°||21.02 ± 0.13||kcal/mol||C||Mansson, 1974||ALS|
Enthalpy of fusion
|fusH (kcal/mol)||Temperature (K)||Method||Reference||Comment|
|5.229||334.||DSC||Domalski and Hearing, 1996||AC|
|5.2342||334.||N/A||Clegg and Melia, 1969, 2||DH|
Entropy of fusion
|fusS (cal/mol*K)||Temperature (K)||Reference||Comment|
|15.7||334.||Clegg and Melia, 1969, 2||DH|
Go To: Top, Phase change data, Notes
Clegg and Melia, 1969
Clegg, G.A.; Melia, T.P., Heat capacity measurements on pentoxan, Makromol. Chem., 1969, 130, 258-60. [all data]
Månsson, Jönsson, et al., 1974
Månsson, Margret; Jönsson, Lennart; Norrgård, Håkan; Pettersson, Barbro; Guthenberg, Claes; Mannervik, Bengt, Non-bonded Oxygen-Oxygen Interactions in 2,4,10-Trioxa-adamantane and 1,3,5,7,9-Pentoxecane., Acta Chem. Scand., 1974, 28b, 895-899, https://doi.org/10.3891/acta.chem.scand.28b-0895 . [all data]
Mansson, M., Non-bonded oxygen-oxygen interactions in 2,4,10-trioxa-adamantane and 1,3,5,7,9-pentoxecane, Acta Chem. Scand., Ser. B, 1974, 28, 895-899. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]
Clegg and Melia, 1969, 2
Clegg, G.A.; Melia, T.P., Heat capacity measurements on pentoxan, Makromol. Chem., 1969, 130, 258-260. [all data]
Go To: Top, Phase change data, References
- Symbols used in this document:
Tfus Fusion (melting) point fusH Enthalpy of fusion fusS Entropy of fusion subH° Enthalpy of sublimation at standard conditions
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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