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Chemical data page
This page provides supplementary chemical data on
acetone .
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.
Structure and properties
Thermodynamic properties
Phase behavior
Triple point
178.5 K (−94.3 °C), ? Pa
Critical point
508 K (235 °C), 48 bar
Std enthalpy change of fusion , Δfus H o
+5.7 kJ/mol
Std entropy change of fusion , Δfus S o
+32.3 J/(mol·K)
Std enthalpy change of vaporization , Δvap H o
+30.3 kJ/mol
Std entropy change of vaporization , Δvap S o
95 J/(mol·K)
Solid properties
Std enthalpy change of formation , Δf H o solid
? kJ/mol
Standard molar entropy ,S o solid
? J/(mol K)
Heat capacity , cp
[2]
96 J/(mol K)
Liquid properties
Std enthalpy change of formation , Δf H o liquid
−249.4 kJ/mol
Standard molar entropy ,S o liquid
200.4 J/(mol K)
Enthalpy of combustion , Δc H o
–1785.7 kJ/mol
Heat capacity , cp
125.5 J/(mol K)
Gas properties
Std enthalpy change of formation , Δf H o gas
−218.5 kJ/mol
Standard molar entropy ,S o gas
295.35 J/(mol K)
Heat capacity , cp
75 J/(mol K)
van der Waals' constants
[3]
a = 1409.4 L2 kPa/mol2 b = 0.0994 liter per mole
Vapor pressure of liquid
P in mm Hg
1
10
40
100
400
760
1520
3800
7600
15200
30400
45600
T in °C
–59.4
–31.1
–9.4
7.7
39.5
56.5
78.6
113.0
144.5
181.0
214.5
—
Table data obtained from CRC Handbook of Chemistry and Physics 44th ed.
Vapor pressure of acetone based on formula,
P
m
m
H
g
=
10
7.02447
−
1161.0
224
+
T
{\displaystyle \scriptstyle P_{mmHg}=10^{7.02447-{\frac {1161.0}{224+T}}}}
from Lange's Handbook of Chemistry , 10th ed.
vapor pressure of acetone (log scale) based on formula,
log
10
P
m
m
H
g
=
7.02447
−
1161.0
224
+
T
{\displaystyle \scriptstyle \log _{10}P_{mmHg}=7.02447-{\frac {1161.0}{224+T}}}
from Lange's Handbook of Chemistry , 10th ed.
Distillation data
See also:
Vapor-liquid Equilibrium of Acetone/water
[4] P = 760 mmHg
BP Temp. °C
% by mole acetone
liquid
vapor
100.00
0.0
0.0
87.8
1.0
33.5
83.0
2.3
46.2
76.5
4.1
58.5
75.38
5.0
63.1
68.76
10.0
73.1
66.2
12.0
75.6
63.98
20.0
79.2
61.84
30.0
82.0
60.73
40.0
83.4
59.87
50.0
84.8
59.29
60.0
85.8
58.52
70.0
87.4
57.65
80.0
89.4
57.1
85.0
91.8
56.65
90.0
93.8
56.36
95.0
96.3
56.09
100.0
100.0
Vapor-liquid Equilibrium of Acetone/
Methanol
[4] P = 101.325 kPa
BP Temp. °C
% by mole methanol
liquid
vapor
55.67
7.0
8.2
55.43
13.3
14.4
55.31
18.1
18.8
55.24
21.7
21.8
55.25
22.7
22.6
55.30
26.5
25.5
55.39
34.0
31.1
55.74
40.6
35.6
55.96
44.6
38.2
56.15
48.1
40.6
56.90
59.3
48.6
57.05
60.6
49.6
57.29
63.1
51.5
57.69
67.6
55.0
58.32
71.9
59.0
58.49
73.7
60.8
58.97
77.1
64.3
59.57
80.5
68.1
60.41
84.9
73.5
61.53
90.0
80.9
62.21
92.6
85.2
62.79
94.7
89.0
63.69
97.6
94.7
Vapor-liquid Equilibrium of Acetone/
Ethanol
[4] P = 760 mm Hg
BP Temp. °C
% by mole acetone
liquid
vapor
78.3
0
0
76.4
3.3
11.1
74.0
7.8
21.6
70.8
14.9
34.5
69.1
19.5
41.0
65.6
31.6
53.4
63.4
41.4
61.4
61.3
53.2
69.7
59.0
69.1
79.6
57.3
85.2
89.6
56.1
100.0
100.0
Spectral data
UV-Vis
λmax
280
nm
Extinction coefficient , ε
12.4 L/(mol·cm) @ 280 nm
IR
Major absorption bands
[5]
(liquid film)
Wave number
Transmittance
3414 cm−1
78%
3005 cm−1
66%
2966 cm−1
74%
2925 cm−1
77%
1749 cm−1
52%
1715 cm−1
4%
1434 cm−1
49%
1421 cm−1
47%
1363 cm−1
13%
1223 cm−1
12%
1093 cm−1
68%
903 cm−1
81%
531 cm−1
36%
NMR
Proton NMR
(CDCl3 , 300 MHz) δ 2.16 (s, 6H)
Carbon-13 NMR
(CDCl3 , 25 MHz) δ 206.6, 30.8
Other NMR data
MS
Masses of main fragments
References
^ Lange's Handbook of Chemistry , 10th ed. pp 1669-1674
^ Maass, O.; Walbauer, L.J., The specific heats and latent heats of fusion of ice and of several organic compounds, J. Am. Chem. Soc., 1925, 47, 1-9.
^ Lange's Handbook of Chemistry 10th ed, pp 1522-1524
^
a
b
c
"Binary Vapor-Liquid Equilibrium Data" (Queriable database) . Chemical Engineering Research Information Center. Retrieved 6 June 2007 .
^
"Spectral Database for Organic Compounds" . Advanced Industrial Science and Technology. Archived from
the original (Queriable database) on 5 May 2006. Retrieved 7 June 2007 .
Linstrom, Peter J.; Mallard, William G. (eds.);
NIST Chemistry WebBook , NIST Standard Reference Database Number 69 , National Institute of Standards and Technology, Gaithersburg (MD)