Acetic acid (data page)

Acetic acid vapor pressure vs. temperature. Uses formula: $\scriptstyle P_{mmHg}=10^{7.80307 - \frac {1651.2} {225+T}}$ for T = 0 to 36°C $\scriptstyle P_{mmHg}=10^{7.18807 - \frac {1416.7} {211+T}}$ for T = 36 to 170°C
Formula from Lange's Handbook of Chemistry, 10th ed.

log₁₀ of acetic acid vapor pressure vs. temperature. Uses formula: $\scriptstyle \log_{10}P_{mmHg}=7.80307 - \frac {1651.2} {225+T}$ for T = 0 to 36°C

$\scriptstyle \log_{10}P_{mmHg}=7.18807 - \frac {1416.7} {211+T}$ for T = 36 to 170°C
Formula from Lange's Handbook of Chemistry, 10th ed.

Distillation data

BP Temp. °C	% by mole water
Vapor-liquid Equilibrium for Acetic acid/Water³ P = 760 mm Hg
BP Temp. °C	liquid	vapor
116.5	2.2	5.8
114.6	5.4	12.3
113.4	8.6	16.8
113.5	9.9	18.3
113.1	10.1	18.8
110.6	18.9	29.8
107.8	30.3	43.3
106.1	41.3	54.5
104.4	52.2	64.9
103.1	62.4	73.5
102.3	69.6	79.2
101.6	77.8	85.1
100.8	87.6	91.4
100.5	92.3	94.4
100.4	94.5	96.0
100.1	98.5	98.9

Spectral data

UV-Vis

λ_max

207 nm (gas phase)

Extinction coefficient, ε

Major absorption bands⁴

Wave number	transmittance
(liquid film)
2937 cm⁻¹	26%
2684 cm⁻¹	41%
2631 cm⁻¹	39%
2569 cm⁻¹	49%
1758 cm⁻¹	19%
1714 cm⁻¹	4%
1617 cm⁻¹	66%
1414 cm⁻¹	20%
1360 cm⁻¹	39%
1294 cm⁻¹	12%
1053 cm⁻¹	67%
1016 cm⁻¹	41%
937 cm⁻¹	35%
892 cm⁻¹	41%
629 cm⁻¹	31%
607 cm⁻¹	49%
481 cm⁻¹	36%
473 cm⁻¹	52%

NMR

Proton NMR

δ CDCl₃ 2.10 (3H), 11.42 (1H)

Carbon-13 NMR

δ CDCl₃ 20.8, 178.1

Other NMR data

Masses of
main fragments

60 (75%), 45 (90%),
43 (100%), 42 (13%), 15 (17%)

References

^ Lange's Handbook of Chemistry, 10th ed. pp 1669-1674
^ Lange's Handbook of Chemistry 10th ed, pp 1522-1524
^ "Binary Vapor-Liquid Equilibrium Data" (Queriable database). Chemical Engineering Research Information Center. Retrieved on 5 May 2007.
^ "http://riodb01.ibase.aist.go.jp/sdbs/cgi-bin/cre_index.cgi?lang=eng Spectral Database for Organic Compounds]" (Queriable database). Advanced Industrial Science and Technology. Retrieved on 9 June 2007.

Linstrom, P.J.; Mallard, W.G. (eds.) NIST Chemistry WebBook, NIST Standard Reference Database Number 69. National Institute of Standards and Technology, Gaithersburg MD. http://webbook.nist.gov
Orlando, John J.; Tyndall, Geoffrey S. (2003). "Gas phase UV absorption spectra for peracetic acid, and for acetic acid monomers and dimers." J. Photochem. Photobiol. A: Chem. 157, 161–66.

Except where noted otherwise, data relate to standard ambient temperature and pressure.

Disclaimer applies.

Contents

Material Safety Data Sheet

Structure and properties

Thermodynamic properties

Vapor pressure of liquid

Distillation data

Spectral data

References