- InChI
- InChI=1S/C8H18O/c1-4-5-8(9)6-7(2)3/h7-9H,4-6H2,1-3H3
- InChI Key
- QXPLZEKPCGUWEM-UHFFFAOYSA-N
- Formula
- C8H18O
- SMILES
- CCCC(O)CC(C)C
- Molecular Weight1
- 130.23
- CAS
- 21570-35-4
- Other Names
-
- 2-Methyl-4-heptanol
- 2-Methylheptanol-(4)
- 2-methylheptan-4-ol
- 6-Methyl-4-heptanol
- ω : Acentric Factor.
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- Cp,liquid : Liquid phase 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).
- ΔvapH : Enthalpy of vaporization at a given temperature (kJ/mol).
- IE : Ionization energy (eV).
- 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).
- 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 |
|---|---|---|---|
| ω | 0.5937 | Relay (1.0) Calculated Property | |
| ΔfG° | -125.22 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -389.72 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 13.52 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 62.64 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 9.61 | eV | Relay (1.0) Calculated Property |
| log10WS | -1.92 | Relay (1.0) Calculated Property | |
| logPoct/wat | 2.194 | Crippen Calculated Property | |
| McVol | 129.450 | ml/mol | McGowan Calculated Property |
| Pc | 2835.36 | kPa | Joback Calculated Property |
| Tboil | [433.15; 439.45] | K |
|
| Tboil | 439.45 ± 1.00 | K | NIST |
| Tboil | 433.65 ± 5.00 | K | NIST |
| Tboil | 433.15 ± 3.00 | K | NIST |
| Tc | 607.62 | K | Relay (1.0) Calculated Property |
| Tfus | 244.41 | K | Relay (1.0) Calculated Property |
| Vc | 0.483 | m3/kmol | Relay (1.0) Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [290.39; 356.45] | J/mol×K | [473.74; 639.93] |
|
| Cp,gas | 290.39 | J/mol×K | 473.74 | Joback Calculated Property |
| Cp,gas | 302.54 | J/mol×K | 501.44 | Joback Calculated Property |
| Cp,gas | 314.22 | J/mol×K | 529.14 | Joback Calculated Property |
| Cp,gas | 325.44 | J/mol×K | 556.84 | Joback Calculated Property |
| Cp,gas | 336.21 | J/mol×K | 584.53 | Joback Calculated Property |
| Cp,gas | 346.54 | J/mol×K | 612.23 | Joback Calculated Property |
| Cp,gas | 356.45 | J/mol×K | 639.93 | Joback Calculated Property |
| Cp,liquid | 331.80 | J/mol×K | 298.50 | NIST |
| η | [0.0001609; 0.3001577] | Pa×s | [210.74; 473.74] |
|
| η | 0.3001577 | Pa×s | 210.74 | Joback Calculated Property |
| η | 0.0290327 | Pa×s | 254.57 | Joback Calculated Property |
| η | 0.0055777 | Pa×s | 298.41 | Joback Calculated Property |
| η | 0.0016351 | Pa×s | 342.24 | Joback Calculated Property |
| η | 0.0006333 | Pa×s | 386.07 | Joback Calculated Property |
| η | 0.0002977 | Pa×s | 429.91 | Joback Calculated Property |
| η | 0.0001609 | Pa×s | 473.74 | Joback Calculated Property |
| ΔvapH | [54.80; 56.30] | kJ/mol | [391.00; 394.00] |
|
| ΔvapH | 56.30 | kJ/mol | 391.00 | NIST |
| ΔvapH | 54.80 | kJ/mol | 394.00 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.66] | kPa | [337.80; 463.52] |
The Yaws Handbook of Vapor Pressure
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.57908e+01 | |||
| Coefficient B | -4.06535e+03 | |||
| Coefficient C | -7.55780e+01 | |||
| Temperature range, min. | 337.80 | |||
| Temperature range, max. | 463.52 | |||
| Pvap | 1.33 | kPa | 337.80 | Calculated Property |
| Pvap | 2.92 | kPa | 351.77 | Calculated Property |
| Pvap | 5.93 | kPa | 365.74 | Calculated Property |
| Pvap | 11.29 | kPa | 379.71 | Calculated Property |
| Pvap | 20.30 | kPa | 393.68 | Calculated Property |
| Pvap | 34.75 | kPa | 407.64 | Calculated Property |
| Pvap | 56.96 | kPa | 421.61 | Calculated Property |
| Pvap | 89.86 | kPa | 435.58 | Calculated Property |
| Pvap | 137.02 | kPa | 449.55 | Calculated Property |
| Pvap | 202.66 | kPa | 463.52 | Calculated Property |
Similar Compounds
Find more compounds similar to 4-Heptanol, 2-methyl-.
Sources
- Cheméo Relay (1.0)
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
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