Butanoic acid, cyclohexyl ester

Formula: C₁₀H₁₈O₂
Molecular weight: 170.2487
IUPAC Standard InChI: InChI=1S/C10H18O2/c1-2-6-10(11)12-9-7-4-3-5-8-9/h9H,2-8H2,1H3
IUPAC Standard InChIKey: VZHUBBUZNIULNM-UHFFFAOYSA-N
CAS Registry Number: 1551-44-6
Chemical structure:
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Other names: Butyric acid, cyclohexyl ester; Cyclohexanyl butyrate; Cyclohexyl butanoate; Cyclohexyl butyrate; Cyclohexyl n-butyrate; n-Butyric acid cyclohexyl ester; Cyclohexanol butanoate
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Enthalpy of vaporization at standard conditions (nominally 298.15 K, 1 atm.)

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Data compiled as indicated in comments:
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Δ_vapH° (kJ/mol)	Method	Reference	Comment
60.0 ± 0.2	C	Paulechka, Zaitsau, et al., 2004	AC
60.1 ± 0.2	C	Zaitsau, Verevkin, et al., 2003	AC
64.1 ± 0.6	ME	Zaitsau, Verevkin, et al., 2003	Based on data from 273. to 310. K.; AC
59.8 ± 0.6	ME	Zaitsau, Verevkin, et al., 2003	Based on data from 273. to 310. K.; AC
58.4 ± 0.7	GS	Zaitsau, Verevkin, et al., 2003	Based on data from 278. to 313. K.; AC
60.0	CGC	Verevkin and Heintz, 1999	Based on data from 333. to 378. K.; AC
60.04 ± 0.63	V	Verevkin, Beckhaus, et al., 1996	ALS
60.0	N/A	Verevkin, Beckhaus, et al., 1996	DRB
60.0 ± 0.6	GS	Verevkin, Beckhaus, et al., 1996	Based on data from 283. to 313. K.; AC

References

Go To: Top, Enthalpy of vaporization at standard conditions (nominally 298.15 K, 1 atm.), Notes

Paulechka, Zaitsau, et al., 2004
Paulechka, Y.U.; Zaitsau, Dz.H.; Kabo, G.J., On the difference between isobaric and isochoric heat capacities of liquid cyclohexyl esters, Journal of Molecular Liquids, 2004, 115, 2-3, 105-111, https://doi.org/10.1016/j.molliq.2004.03.002 . [all data]

Zaitsau, Verevkin, et al., 2003
Zaitsau, Dzmitry H.; Verevkin, Sergey P.; Paulechka, Yauheni U.; Kabo, Gennady J.; Sevruk, Viktor M., Comprehensive Study of Vapor Pressures and Enthalpies of Vaporization of Cyclohexyl Esters, J. Chem. Eng. Data, 2003, 48, 6, 1393-1400, https://doi.org/10.1021/je025634v . [all data]

Verevkin and Heintz, 1999
Verevkin, Sergey P.; Heintz, Andreas, Determination of Vaporization Enthalpies of the Branched Esters from Correlation Gas Chromatography and Transpiration Methods, J. Chem. Eng. Data, 1999, 44, 6, 1240-1244, https://doi.org/10.1021/je990122a . [all data]

Verevkin, Beckhaus, et al., 1996
Verevkin, S.P.; Beckhaus, H.-D.; Belen'kaja, R.S.; Rakus, K.; Ruchardt, C., Geminal substituent effects Part 9. Standard enthalpies of formation and strain free increments of branched esters and ethers, Thermochim. Acta, 1996, 279, 47-64. [all data]

Notes

Go To: Top, Enthalpy of vaporization at standard conditions (nominally 298.15 K, 1 atm.), References

Symbols used in this document:

Δ_vapH° Enthalpy of vaporization at standard conditions
Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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