- InChI
- InChI=1S/C9H18/c1-2-9-7-5-3-4-6-8-9/h9H,2-8H2,1H3
- InChI Key
- ITZHTNFXLDFAPB-UHFFFAOYSA-N
- Formula
- C9H18
- SMILES
- CCC1CCCCCC1
- Molecular Weight1
- 126.24
- CAS
- 13151-55-8
- Other Names
-
- ethyl-cycloheptane
- ω : Acentric Factor.
- 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).
- 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).
- Inp : Non-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 |
|---|---|---|---|
| ω | 0.2442 | Relay (1.0) Calculated Property | |
| ΔfG° | 37.25 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -190.89 | kJ/mol | Relay (1.0) Calculated Property |
| ΔfusH° | 8.80 | kJ/mol | Joback Calculated Property |
| ΔvapH° | 44.51 | kJ/mol | Relay (1.0) Calculated Property |
| IE | 9.58 | eV | Relay (1.0) Calculated Property |
| log10WS | -4.73 | Relay (1.0) Calculated Property | |
| logPoct/wat | 3.367 | Crippen Calculated Property | |
| McVol | 126.810 | ml/mol | McGowan Calculated Property |
| Pc | 2915.53 | kPa | Joback Calculated Property |
| Inp | [969.00; 973.00] |
|
|
| Inp | 973.00 | NIST | |
| Inp | 969.00 | NIST | |
| Inp | 969.00 | NIST | |
| Tboil | 437.79 ± 0.20 | K | NIST |
| Tc | 634.40 | K | Relay (1.0) Calculated Property |
| Tfus | 154.44 ± 0.20 | K | NIST |
| Vc | 0.446 | m3/kmol | Relay (1.0) Calculated Property |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [153.40; 470.50] | J/mol×K | [273.00; 1000.00] |
Joback Predicted correlation
|
| Equation | Y = A + B·T + C·T² + D·T³ + E·T⁴ Y is Cp,gas in J/mol×K, T in K | |||
| Coefficient A | -7.60190e+01 | |||
| Coefficient B | 9.71320e-01 | |||
| Coefficient C | -5.00400e-04 | |||
| Coefficient D | 7.56000e-08 | |||
| Coefficient E | 0.00000e+00 | |||
| Temperature range, min. | 273.00 | |||
| Temperature range, max. | 1000.00 | |||
| Cp,gas | 153.40 | J/mol×K | 273.00 | Calculated Property |
| Cp,gas | 208.33 | J/mol×K | 353.78 | Calculated Property |
| Cp,gas | 257.78 | J/mol×K | 434.56 | Calculated Property |
| Cp,gas | 301.99 | J/mol×K | 515.33 | Calculated Property |
| Cp,gas | 341.19 | J/mol×K | 596.11 | Calculated Property |
| Cp,gas | 375.63 | J/mol×K | 676.89 | Calculated Property |
| Cp,gas | 405.54 | J/mol×K | 757.67 | Calculated Property |
| Cp,gas | 431.16 | J/mol×K | 838.44 | Calculated Property |
| Cp,gas | 452.74 | J/mol×K | 919.22 | Calculated Property |
| Cp,gas | 470.50 | J/mol×K | 1000.00 | Calculated Property |
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| η | [0.1182103; 0.0002112] | Pa×s | [154.44; 445.60] |
Joback Predicted correlation
|
| Equation | Y = exp(A + B/T + C·ln(T) + D·T^E) Y is η in Pa×s, T in K | |||
| Coefficient A | -1.18188e+01 | |||
| Coefficient B | 1.49552e+03 | |||
| Coefficient C | 0.00000e+00 | |||
| Coefficient D | 0.00000e+00 | |||
| Coefficient E | 0.00000e+00 | |||
| Comment | Liquid phase. Joback/Reid (1987), valid from Tf to 0.7·Tc. | |||
| Temperature range, min. | 154.44 | |||
| Temperature range, max. | 445.60 | |||
| η | 0.1182103 | Pa×s | 154.44 | Calculated Property |
| η | 0.0220943 | Pa×s | 186.79 | Calculated Property |
| η | 0.0067758 | Pa×s | 219.14 | Calculated Property |
| η | 0.0028165 | Pa×s | 251.49 | Calculated Property |
| η | 0.0014301 | Pa×s | 283.85 | Calculated Property |
| η | 0.0008342 | Pa×s | 316.20 | Calculated Property |
| η | 0.0005378 | Pa×s | 348.55 | Calculated Property |
| η | 0.0003735 | Pa×s | 380.90 | Calculated Property |
| η | 0.0002747 | Pa×s | 413.25 | Calculated Property |
| η | 0.0002112 | Pa×s | 445.60 | Calculated Property |
Similar Compounds
Find more compounds similar to Cycloheptane, ethyl-.
Sources
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