![2,3-Butanediol, [S-(R*,R*)]-](/cid/11-221-3/2-3-Butanediol-S-R-R.png "2,3-Butanediol, [S-(R*,R*)]-")
- InChI
- InChI=1S/C4H10O2/c1-3(5)4(2)6/h3-6H,1-2H3/t3-,4-/m1/s1
- InChI Key
- OWBTYPJTUOEWEK-QWWZWVQMSA-N
- Formula
- C4H10O2
- SMILES
- CC(O)C(C)O
- Molecular Weight1
- 90.12
- CAS
- 19132-06-0
- Other Names
-
- (2R,3R)-2,3-butanediol
- (2R,3R)-butane-2,3-diol
- (2S,3S)-(+)-2,3-Butanediol
- D-2,3-butanediol
- [R-(R*,R*)]-2,3-butanediol
- [S,S]-2,3-butanediol
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- η : Dynamic viscosity (Pa×s).
- ΔfG° : Standard Gibbs free energy of formation (kJ/mol).
- ΔfH°gas : Enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔvapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
- log10WS : Log10 of Water solubility in mol/l.
- logPoct/wat : Octanol/Water partition coefficient.
- McVol : McGowan's characteristic volume (ml/mol).
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- I : Polar retention indices.
- Tboil : Normal Boiling Point Temperature (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔfG° | -295.72 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -440.91 | kJ/mol | Joback Calculated Property |
| ΔfusH° | 7.25 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 63.20 ± 0.70 | kJ/mol | NIST |
| log10WS | -0.25 | Crippen Calculated Property | |
| logPoct/wat | -0.252 | Crippen Calculated Property | |
| McVol | 78.960 | ml/mol | McGowan Calculated Property |
| Pc | 5087.49 | kPa | Joback Calculated Property |
| I | [1548.00; 1584.00] |
|
|
| I | 1548.00 | NIST | |
| I | 1581.00 | NIST | |
| I | 1584.00 | NIST | |
| Tboil | [450.00; 452.70] | K |
|
| Tboil | 452.70 | K | NIST |
| Tboil | 450.00 ± 2.00 | K | NIST |
| Tc | 639.26 | K | Joback Calculated Property |
| Tfus | 293.15 ± 4.00 | K | NIST |
| Vc | 0.285 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [173.55; 210.57] | J/mol×K | [474.40; 639.26] |
|
| Cp,gas | 173.55 | J/mol×K | 474.40 | Joback Calculated Property |
| Cp,gas | 180.37 | J/mol×K | 501.88 | Joback Calculated Property |
| Cp,gas | 186.92 | J/mol×K | 529.35 | Joback Calculated Property |
| Cp,gas | 193.21 | J/mol×K | 556.83 | Joback Calculated Property |
| Cp,gas | 199.24 | J/mol×K | 584.30 | Joback Calculated Property |
| Cp,gas | 205.02 | J/mol×K | 611.78 | Joback Calculated Property |
| Cp,gas | 210.57 | J/mol×K | 639.26 | Joback Calculated Property |
| η | [0.0001208; 1.9625358] | Pa×s | [226.48; 474.40] |
|
| η | 1.9625358 | Pa×s | 226.48 | Joback Calculated Property |
| η | 0.1120965 | Pa×s | 267.80 | Joback Calculated Property |
| η | 0.0137635 | Pa×s | 309.12 | Joback Calculated Property |
| η | 0.0027712 | Pa×s | 350.44 | Joback Calculated Property |
| η | 0.0007824 | Pa×s | 391.76 | Joback Calculated Property |
| η | 0.0002812 | Pa×s | 433.08 | Joback Calculated Property |
| η | 0.0001208 | Pa×s | 474.40 | Joback Calculated Property |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.63] | kPa | [349.08; 476.79] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.64088e+01 | |||
| Coefficient B | -4.54791e+03 | |||
| Coefficient C | -6.69730e+01 | |||
| Temperature range, min. | 349.08 | |||
| Temperature range, max. | 476.79 | |||
| Pvap | 1.33 | kPa | 349.08 | Calculated Property |
| Pvap | 2.89 | kPa | 363.27 | Calculated Property |
| Pvap | 5.82 | kPa | 377.46 | Calculated Property |
| Pvap | 11.04 | kPa | 391.65 | Calculated Property |
| Pvap | 19.84 | kPa | 405.84 | Calculated Property |
| Pvap | 34.03 | kPa | 420.03 | Calculated Property |
| Pvap | 55.98 | kPa | 434.22 | Calculated Property |
| Pvap | 88.74 | kPa | 448.41 | Calculated Property |
| Pvap | 136.10 | kPa | 462.60 | Calculated Property |
| Pvap | 202.63 | kPa | 476.79 | Calculated Property |
Similar Compounds
Find more compounds similar to 2,3-Butanediol, [S-(R*,R*)]-.
Mixtures
- 2,3-Butanediol, [S-(R*,R*)]- + Water
- 2,3-Butanediol, [S-(R*,R*)]- + Dimethyl Sulfoxide + Water
- 2,3-Butanediol, [S-(R*,R*)]- + 2-Pentanol, 4-methyl- + Water
Sources
- Crippen Method
- Crippen Method
- Liquid-Liquid Equilibrium Measurements for the Ternary System of Water/2,3-Butanediol/4-Methyl-2-pentanol at Various Temperatures
- Enthalpies of Dilution of 1,3-Propanediol and Isomers of 2,3-Butanediol in Dimethylsulfoxide + Water Mixtures at 298.15 K
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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