Chemical Properties of meso-2,3-butanediol (CAS 5341-95-7)

meso-2,3-butanediol

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InChI
InChI=1S/C4H10O2/c1-3(5)4(2)6/h3-6H,1-2H3/t3-,4+
InChI Key
OWBTYPJTUOEWEK-ZXZARUISSA-N
Formula
C4H10O2
SMILES
CC(O)C(C)O
Molecular Weight1
90.12
CAS
5341-95-7
Other Names
  • (R,S)-Butan-2,3-diol
  • 2,3-Butanediol (erythro-)
  • 2,3-butanediol (erythro)
  • 2,3-butanediol (meso)
  • erythro-2,3-Butanediol
  • meso-butane-2,3-diol
Sources

Physical Properties

Property Value Unit Source
Δf -295.72 kJ/mol Joback Calculated Property
Δfgas -440.91 kJ/mol Joback Calculated Property
Δfus 7.25 kJ/mol Joback Calculated Property
Δvap 66.60 ± 0.40 kJ/mol NIST
logPoct/wat -0.25 Crippen Calculated Property
Pc 5087.49 kPa Joback Calculated Property
Tboil 456.70 K NIST
Tboil 457.00 ± 4.00 K NIST
Tc 639.26 K Joback Calculated Property
Tfus [306.65; 308.15] K Show Hide
Tfus 306.65 ± 1.50 K NIST
Tfus 308.15 ± 4.00 K NIST
Tfus 307.65 ± 0.20 K NIST
Tfus 307.55 ± 1.00 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
η 0.00 Pa×s 474.4 Joback Calculated Property
ΔfusH 10.80 kJ/mol 306.6 NIST
ΔvapH 54.60 kJ/mol 433.0 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*)]-. DL-2,3-Butanediol. 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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