- InChI
- InChI=1S/C5H8/c1-5-3-2-4-5/h1-4H2
- InChI Key
- QIRVGKYPAOQVNP-UHFFFAOYSA-N
- Formula
- C5H8
- SMILES
- C=C1CCC1
- Molecular Weight1
- 68.12
- CAS
- 1120-56-5
- Other Names
-
- Methylenecyclobutane
- ΔcH°liquid : Standard liquid enthalpy of combustion (kJ/mol).
- 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).
- ΔfH°liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
- ΔfusH° : Enthalpy of fusion at standard conditions (kJ/mol).
- ΔfusH : Enthalpy of fusion at a given temperature (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).
- Inp : Non-polar retention indices.
- ΔfusS : Entropy of fusion at a given temperature (J/mol×K).
- S°gas : Molar entropy at standard conditions (J/mol×K).
- S°liquid : Liquid phase molar entropy at standard conditions (J/mol×K).
- Tboil : Normal Boiling Point Temperature (K).
- Tboilr : Boiling point at reduced pressure (K).
- Tc : Critical Temperature (K).
- Tfus : Normal melting (fusion) point (K).
- Ttriple : Triple Point Temperature (K).
- Vc : Critical Volume (m3/kmol).
- 1: Molecular weight from the IUPAC atomic weights tables.
Cheméo is a service of Céondo GmbH, since 2007, we provide simulation, modelling and software development services for the industry.
Do not hesitate to contact us for your projects.
Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔcH°liquid | -3204.70 ± 0.50 | kJ/mol | NIST |
| ΔfG° | 100.66 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | [106.00; 121.50] | kJ/mol |
|
| ΔfH°gas | 106.00 | kJ/mol | NIST |
| ΔfH°gas | 121.50 ± 0.71 | kJ/mol | NIST |
| ΔfH°liquid | 93.85 ± 0.59 | kJ/mol | NIST |
| ΔfusH° | 2.51 | kJ/mol | Joback Calculated Property |
| ΔvapH° | [27.70; 27.70] | kJ/mol |
|
| ΔvapH° | 27.70 ± 0.42 | kJ/mol | NIST |
| ΔvapH° | 27.70 | kJ/mol | NIST |
| ΔvapH° | 27.70 ± 0.40 | kJ/mol | NIST |
| IE | [9.12; 9.35] | eV |
|
| IE | 9.19 ± 0.02 | eV | NIST |
| IE | 9.14 ± 0.08 | eV | NIST |
| IE | 9.12 | eV | NIST |
| IE | 9.16 ± 0.02 | eV | NIST |
| IE | 9.35 | eV | NIST |
| log10WS | -1.66 | Crippen Calculated Property | |
| logPoct/wat | 1.727 | Crippen Calculated Property | |
| McVol | 66.150 | ml/mol | McGowan Calculated Property |
| Pc | 4498.26 | kPa | Joback Calculated Property |
| Inp | [534.00; 546.00] |
|
|
| Inp | 536.00 | NIST | |
| Inp | Outlier 546.00 | NIST | |
| Inp | 534.00 | NIST | |
| Inp | 536.00 | NIST | |
| Inp | 537.00 | NIST | |
| Inp | 539.00 | NIST | |
| Inp | 535.00 | NIST | |
| Inp | 535.00 | NIST | |
| Inp | 536.00 | NIST | |
| Inp | 539.00 | NIST | |
| S°gas | 298.90 ± 1.00 | J/mol×K | NIST |
| S°liquid | [210.20; 210.60] | J/mol×K |
|
| S°liquid | 210.20 | J/mol×K | NIST |
| S°liquid | 210.60 | J/mol×K | NIST |
| S°liquid | 210.60 | J/mol×K | NIST |
| S°liquid | 210.60 | J/mol×K | NIST |
| Tboil | [308.30; 315.40] | K |
|
| Tboil | 315.40 | K | NIST |
| Tboil | 315.00 ± 2.00 | K | NIST |
| Tboil | Outlier 308.30 ± 5.00 | K | NIST |
| Tboil | 315.00 ± 4.00 | K | NIST |
| Tboil | 315.00 ± 3.00 | K | NIST |
| Tboil | 315.00 ± 2.00 | K | NIST |
| Tboil | 314.90 ± 1.00 | K | NIST |
| Tboil | 315.35 ± 0.30 | K | NIST |
| Tboil | 315.37 ± 0.10 | K | NIST |
| Tboil | 315.00 ± 4.00 | K | NIST |
| Tc | 517.90 | K | Joback Calculated Property |
| Tfus | 138.47 ± 0.20 | K | NIST |
| Ttriple | [138.53; 138.62] | K |
|
| Ttriple | 138.53 ± 0.01 | K | NIST |
| Ttriple | 138.62 ± 0.01 | K | NIST |
| Vc | 0.249 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [95.78; 146.31] | J/mol×K | [328.64; 517.90] |
|
|
T(K) Ideal gas heat capacity (J/mol×K) 100 110 120 130 140 150 350 400 450 500 | ||||
| Cp,gas | 95.78 | J/mol×K | 328.64 | Joback Calculated Property |
| Cp,gas | 105.41 | J/mol×K | 360.18 | Joback Calculated Property |
| Cp,gas | 114.54 | J/mol×K | 391.73 | Joback Calculated Property |
| Cp,gas | 123.16 | J/mol×K | 423.27 | Joback Calculated Property |
| Cp,gas | 131.32 | J/mol×K | 454.81 | Joback Calculated Property |
| Cp,gas | 139.03 | J/mol×K | 486.36 | Joback Calculated Property |
| Cp,gas | 146.31 | J/mol×K | 517.90 | Joback Calculated Property |
| Cp,liquid | [131.10; 133.60] | J/mol×K | [298.15; 298.15] |
|
| Cp,liquid | 131.10 | J/mol×K | 298.15 | NIST |
| Cp,liquid | 133.60 | J/mol×K | 298.15 | NIST |
| Cp,liquid | 133.60 | J/mol×K | 298.15 | NIST |
| Cp,liquid | 133.60 | J/mol×K | 298.15 | NIST |
| η | [0.0002599; 0.0011307] | Pa×s | [178.45; 328.64] |
|
|
T(K) Dynamic viscosity (Pa×s) 2.00e-4 4.00e-4 6.00e-4 8.00e-4 1.00e-3 1.20e-3 200 250 300 | ||||
| η | 0.0011307 | Pa×s | 178.45 | Joback Calculated Property |
| η | 0.0007612 | Pa×s | 203.48 | Joback Calculated Property |
| η | 0.0005588 | Pa×s | 228.51 | Joback Calculated Property |
| η | 0.0004361 | Pa×s | 253.54 | Joback Calculated Property |
| η | 0.0003558 | Pa×s | 278.58 | Joback Calculated Property |
| η | 0.0003002 | Pa×s | 303.61 | Joback Calculated Property |
| η | 0.0002599 | Pa×s | 328.64 | Joback Calculated Property |
| ΔfusH | [5.75; 5.86] | kJ/mol | [138.50; 138.62] |
|
|
T(K) Enthalpy of fusion at a given temperature (kJ/mol) 5.76 5.78 5.8 5.82 5.84 5.86 138.50000000000003 138.55 138.60000000000002 | ||||
| ΔfusH | 5.86 | kJ/mol | 138.50 | NIST |
| ΔfusH | 5.86 | kJ/mol | 138.50 | NIST |
| ΔfusH | 5.75 | kJ/mol | 138.62 | NIST |
| ΔfusH | 5.75 | kJ/mol | 138.62 | NIST |
| ΔfusH | 5.76 | kJ/mol | 138.62 | NIST |
| ΔvapH | [26.10; 29.10] | kJ/mol | [299.00; 303.00] |
|
| ΔvapH | 29.10 | kJ/mol | 299.00 | NIST |
| ΔvapH | 26.10 | kJ/mol | 303.00 | NIST |
| ΔfusS | [41.60; 41.60] | J/mol×K | [138.62; 138.62] |
|
| ΔfusS | 41.60 | J/mol×K | 138.62 | NIST |
| ΔfusS | 41.60 | J/mol×K | 138.62 | NIST |
| ΔfusS | 41.60 | J/mol×K | 138.62 | NIST |
Pressure Dependent Properties
| Property | Value | Unit | Pressure (kPa) | Source |
|---|---|---|---|---|
| Tboilr | 315.20 | K | 99.90 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.65] | kPa | [228.31; 337.44] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.38886e+01 | |||
| Coefficient B | -2.53404e+03 | |||
| Coefficient C | -4.19990e+01 | |||
| Temperature range, min. | 228.31 | |||
| Temperature range, max. | 337.44 | |||
|
T(K) Vapor pressure (kPa) 0 50 100 150 200 250 300 | ||||
| Pvap | 1.33 | kPa | 228.31 | Calculated Property |
| Pvap | 3.06 | kPa | 240.44 | Calculated Property |
| Pvap | 6.39 | kPa | 252.56 | Calculated Property |
| Pvap | 12.30 | kPa | 264.69 | Calculated Property |
| Pvap | 22.13 | kPa | 276.81 | Calculated Property |
| Pvap | 37.59 | kPa | 288.94 | Calculated Property |
| Pvap | 60.77 | kPa | 301.06 | Calculated Property |
| Pvap | 94.11 | kPa | 313.19 | Calculated Property |
| Pvap | 140.38 | kPa | 325.31 | Calculated Property |
| Pvap | 202.65 | kPa | 337.44 | Calculated Property |
Similar Compounds
Find more compounds similar to Cyclobutane, methylene-.
Sources
- Crippen Method
- Crippen Method
- Joback Method
- McGowan Method
- NIST Webbook
- The Yaws Handbook of Vapor Pressure
Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more.
Take the time to validate and double check the source of the data.
Outlier This icon means
that the value is more than 2 standard deviations away from the
property mean.