Chemical Properties of 2,3-Butanediol (CAS 513-85-9)

2,3-Butanediol

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InChI
InChI=1S/C4H10O2/c1-3(5)4(2)6/h3-6H,1-2H3
InChI Key
OWBTYPJTUOEWEK-UHFFFAOYSA-N
Formula
C4H10O2
SMILES
CC(O)C(C)O
Molecular Weight1
90.12
CAS
513-85-9
Other Names
  • 2,3-Butandiol
  • 2,3-Butanediol, isomer 1
  • 2,3-Butanediol, isomer 2
  • 2,3-Butylene glycol
  • 2,3-Dihydroxybutane
  • 2,3-butanodiol
  • 2.3-Butanediol, isomer 3
  • Butane-2,3-diol
  • D-2,3-Butane diol
  • Dimethylethylene glycol
Sources

Physical Properties

Property Value Unit Source
Δcliquid -2461.00 kJ/mol NIST
Δf -295.72 kJ/mol Joback Calculated Property
Δfgas -440.91 kJ/mol Joback Calculated Property
Δfliquid -544.80 kJ/mol NIST
Δfliquid -541.80 kJ/mol NIST
Δfus 7.25 kJ/mol Joback Calculated Property
Δvap 57.08 kJ/mol Joback Calculated Property
logPoct/wat -0.25 Crippen Calculated Property
Pc 5087.49 kPa Joback Calculated Property
Tboil [415.15; 456.70] K Show Hide
Tboil 456.70 K NIST
Tboil 455.65 ± 1.00 K NIST
Tboil 455.15 ± 4.00 K NIST
Tboil 415.15 ± 3.00 K NIST
Tc 639.26 K Joback Calculated Property
Tfus 292.15 ± 2.00 K NIST
Vc 0.29 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 173.55 J/mol×K 474.4 Joback Calculated Property
Cp,liquid 213.00 J/mol×K 298.2 NIST
η 0.00 Pa×s 474.4 Joback Calculated Property
ΔvapH [55.70; 62.50] kJ/mol [378.00; 402.50] Show Hide
ΔvapH 57.90 kJ/mol 378.0 NIST
ΔvapH 55.70 kJ/mol 379.5 NIST
ΔvapH 58.40 kJ/mol 386.0 NIST
ΔvapH 62.50 kJ/mol 402.5 NIST

Molecular Descriptors

Joback and Reid Groups
>CH- 2
-OH (alcohol) 2
-CH3 2

Similar Compounds

levo-butane-2,3-diol. 2,3-Butanediol, (R,S). 2,3-Butanediol, (R,R). 2,3-Butanediol, [R-(R*,R*)]-. 2,3-Butanediol, [S-(R*,R*)]-. meso-2,3-butanediol. DL-2,3-Butanediol. 2,3-Butanediol, rac. 1,2-Butanediol. 1,2-Butanediol. 2-Butanol. Polyglycol p-750 (dow). (S)-(+)-1,2-Propanediol. Propylene Glycol. 2-Butanol.

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