This page provides supplementary chemical data on ethyl acetate.
Material Safety Data Sheet
editThe handling of this chemical may incur notable safety precautions. It is highly recommended that you seek the Material Safety Datasheet (MSDS) for this chemical from a reliable source and follow its directions.
Structure and properties
editStructure and properties | |
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Index of refraction, nD | 1.3720 |
Abbe number | ? |
Dielectric constant, εr | 6.02 ε0 at 25 °C |
Bond strength | ? |
Bond length | ? |
Bond angle | ? |
Magnetic susceptibility | ? |
Surface tension | 23.9 dyn/cm at 20 °C |
Viscosity[1] | 0.5285 mPa·s at 0 °C 0.4546 mPa·s at 20 °C 0.3668 mPa·s at 40 °C |
Thermodynamic properties
editPhase behavior | |
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Triple point | 189.3 K (−83.9 °C), ? Pa |
Critical point | 530 K (260 °C), 3900 kPa |
Std enthalpy change of fusion, ΔfusH |
10.48 kJ/mol (189.3 K) |
Std entropy change of fusion, ΔfusS |
55.27 J/(mol·K) (189.3 K) |
Std enthalpy change of vaporization, ΔvapH |
31.94 kJ/mol |
Std entropy change of vaporization, ΔvapS |
103.35 J/(mol·K) |
Solid properties | |
Std enthalpy change of formation, ΔfH |
? kJ/mol |
Standard molar entropy, S |
? J/(mol K) |
Heat capacity, cp | ? J/(mol K) |
Liquid properties | |
Std enthalpy change of formation, ΔfH |
−480 kJ/mol |
Standard molar entropy, S |
259.4 J/(mol K) |
Heat capacity, cp | 170 J/(mol K) |
Gas properties | |
Std enthalpy change of formation, ΔfH |
−445 kJ/mol |
Standard molar entropy, S |
363 J/(mol K) |
Heat capacity, cp | 125.8 J/(mol K) (360 K) |
van der Waals' constants[2] | a = 2072.0 L2 kPa/mol2 b = 0.1412 liter per mole |
Distillation data
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Spectral data
editUV-Vis | |
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λmax | ? nm |
Extinction coefficient, ε | ? |
IR | |
Major absorption bands | 2983, 1743, 1374, 1243, 1048 cm−1 |
NMR | |
Proton NMR | δ CDCl3 4.12 (2H, q), 2.04 (3H, s), 1.26 (3H, t). |
Carbon-13 NMR | δ CDCl3 171.1, 60.4, 21.0, 14.3. |
Other NMR data | JH-H (in ethyl), 7.1 Hz. |
MS | |
Masses of main fragments |
88.0 (5.1%), 70.0 (9.9%), 61.0 (14.9%), 45.0 (14.7%), 43.0 (100.0%), 29.0 (13.7%) |
References
edit- Linstrom, Peter J.; Mallard, William G. (eds.); NIST Chemistry WebBook, NIST Standard Reference Database Number 69, National Institute of Standards and Technology, Gaithersburg (MD)
- SDBS spectral database
This box:
- Except where noted otherwise, data relate to Standard temperature and pressure.
- Reliability of data general note.