Ethyl acetate (data page)

This page provides supplementary chemical data on ethyl acetate.

== Material Safety Data Sheet ==

The 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.

[https://web.archive.org/web/20080517015853/http://www.sciencestuff.com/msds/C1712.html Science Stuff]
[http://hazard.com/msds/mf/baker/baker/files/e2850.htm Baker]
[https://fscimage.fishersci.com/msds/08750.htm Fisher]
[https://web.archive.org/web/20070927234701/http://www2.siri.org/msds/f2/clc/clcwx.html Eastman]

== Structure and properties ==

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! {{chembox header}} | Structure and properties

Index of refraction, n_D

| 1.3720

Abbe number

Dielectric constant, ε_r

| 6.02 ε₀ at 25 °C

Bond strength

| ?

Bond length

| ?

Bond angle

| ?

Magnetic susceptibility

| ?

Surface tension

| 23.9 dyn/cm at 20 °C

ViscosityLange's Handbook of Chemistry, 10th ed. pp. 1669–1674

| 0.5285 mPa·s at 0 °C
0.4546 mPa·s at 20 °C
0.3668 mPa·s at 40 °C

== Thermodynamic properties ==

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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, Δ_fusH^o \| 10.48 kJ/mol (189.3 K)
Std entropy change of fusion, Δ_fusS^o \| 55.27 J/(mol·K) (189.3 K)
Std enthalpy change of vaporization, Δ_vapH^o \| 31.94 kJ/mol
Std entropy change of vaporization, Δ_vapS^o \| 103.35 J/(mol·K)
{{chembox header}} \| Solid properties
Std enthalpy change of formation, Δ_fH^o_solid \| ? kJ/mol
Standard molar entropy, S^o_solid \| ? J/(mol K)
Heat capacity, c_p \| ? J/(mol K)
{{chembox header}} \| Liquid properties
Std enthalpy change of formation, Δ_fH^o_liquid \| −480 kJ/mol
Standard molar entropy, S^o_liquid \| 259.4 J/(mol K)
Heat capacity, c_p \| 170 J/(mol K)
{{chembox header}} \| Gas properties
Std enthalpy change of formation, Δ_fH^o_gas \| −445 kJ/mol
Standard molar entropy, S^o_gas \| 363 J/(mol K)
Heat capacity, c_p \| 125.8 J/(mol K) (360 K)
van der Waals' constantsLange's Handbook of Chemistry 10th ed, pp. 1522–1524 \| a = 2072.0 L² kPa/mol² b = 0.1412 liter per mole

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! {{chembox header}} | Phase behavior

Triple point

| 189.3 K (−83.9 °C), ? Pa

Critical point

| 530 K (260 °C), 3900 kPa

Std enthalpy change
of fusion, Δ_fusH^o

| 10.48 kJ/mol (189.3 K)

Std entropy change
of fusion, Δ_fusS^o

| 55.27 J/(mol·K) (189.3 K)

Std enthalpy change
of vaporization, Δ_vapH^o

| 31.94 kJ/mol

Std entropy change
of vaporization, Δ_vapS^o

| 103.35 J/(mol·K)

{{chembox header}} | Solid properties

Std enthalpy change
of formation, Δ_fH^o_solid

| ? kJ/mol

Standard molar entropy,
S^o_solid

| ? J/(mol K)

Heat capacity, c_p

| ? J/(mol K)

{{chembox header}} | Liquid properties

Std enthalpy change
of formation, Δ_fH^o_liquid

| −480 kJ/mol

Standard molar entropy,
S^o_liquid

| 259.4 J/(mol K)

Heat capacity, c_p

| 170 J/(mol K)

{{chembox header}} | Gas properties

Std enthalpy change
of formation, Δ_fH^o_gas

| −445 kJ/mol

Standard molar entropy,
S^o_gas

| 363 J/(mol K)

Heat capacity, c_p

| 125.8 J/(mol K) (360 K)

van der Waals' constantsLange's Handbook of Chemistry 10th ed, pp. 1522–1524

| a = 2072.0 L² kPa/mol²
b = 0.1412 liter per mole

Distillation data

valign="top" \| {\| border="1" cellspacing="0" cellpadding="6" style="margin: 0 0 0 0.5em; background: white; border-collapse: collapse; border-color: #C0C090;"
bgcolor="#D0D0D0" align="center" colspan="3" \| Vapor-liquid Equilibrium for Ethyl Acetate/Water{{Cite web\|url=http://www.cheric.org/research/kdb/hcvle/hcvle.php\|title=Binary Vapor-Liquid Equilibrium Data\|publisher=Chemical Engineering Research Information Center\|format=Queriable database\|accessdate=6 May 2007}} P = 760 mmHg
{{chembox header}} ! rowspan="2" \| BP Temp. °C ! colspan="2" \| % by mole C₄H₈O₂
{{chembox header}} ! liquid !! vapor
100.0	0.0	0.0
96.5	0.024	10.0
92.9	0.055	20.0
89.5	0.105	30.0
85.9	0.201	40.0
82.1	0.370	50.0
77.5	0.683	60.0
74.3	0.935	65.0
70.5	3.0	70.0
70.4	5.0	70.1
70.4	10.0	70.1
70.4	20.0	70.1
70.4	30.0	70.1
70.4	40.0	70.1
70.4	50.0	70.1
70.4	60.0	70.1
70.4	70.0	70.1
70.7	80.0	70.5
72.2	90.0	75.0
73.5	94.1	80.0
74.5	96.5	85.0
75.5	97.5	90.0
76.3	98.8	95.0
77.2	100.0	100.0

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bgcolor="#D0D0D0" align="center" colspan="3" \| Vapor-liquid Equilibrium for Ethyl Acetate/Acetic acid P = 740 mmHg
{{chembox header}} ! rowspan="2" \| BP Temp. °C ! colspan="2" \| % by mole C₄H₈O₂
{{chembox header}} ! liquid !! vapor
117.07	0.0	0.0
114.00	4.0	10.7
110.00	9.6	23.0
105.00	17.3	37.7
100.00	25.9	51.9
95.00	36.3	65.4
90.00	48.2	77.7
86.00	61.7	86.3
82.00	76.4	93.4
80.00	84.2	96.1
78.00	92.2	98.3
76.30	100.0	100.0

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bgcolor="#D0D0D0" align="center" colspan="3" \| Vapor-liquid Equilibrium for Ethyl Acetate/Ethanol P = 760 mmHg
{{chembox header}} ! rowspan="2" \| BP Temp. °C ! colspan="2" \| % by mole C₂H₆O₁
{{chembox header}} ! liquid !! vapor
76.7	2.5	7.0
75.5	8.0	12.6
75.0	10.0	16.4
74.4	13.0	20.0
72.6	24.0	29.5
71.8	36.0	39.8
72.0	56.3	50.7
72.4	65.3	56.0
72.8	71.0	60.0
73.1	73.5	62.7
73.5	77.6	66.5
73.6	78.5	67.5
74.2	83.3	73.5
74.9	87.3	77.3
75.0	87.8	78.3
75.6	90.8	82.3
76.1	93.2	86.8
76.4	94.2	88.0
77.7	98.4	96.5

== Spectral data ==

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λ_max \| ? nm
Extinction coefficient, ε \| ?
{{chembox header}} \| IR
Major absorption bands \| 2983, 1743, 1374, 1243, 1048 cm⁻¹
{{chembox header}} \| 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 \| J_H-H (in ethyl), 7.1 Hz.
{{chembox header}} \| 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%)

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! {{chembox header}} | UV-Vis

λ_max

| ? nm

Extinction coefficient, ε

| ?

{{chembox header}} | IR

Major absorption bands

| 2983, 1743, 1374, 1243, 1048 cm⁻¹

{{chembox header}} | NMR

Proton NMR

| δ CDCl₃ 4.12 (2H, q), 2.04 (3H, s), 1.26 (3H, t).