- InChI
- InChI=1S/C4H6O2/c1-3(2)4(5)6/h1H2,2H3,(H,5,6)
- InChI Key
- CERQOIWHTDAKMF-UHFFFAOYSA-N
- Formula
- C4H6O2
- SMILES
- C=C(C)C(=O)O
- Molecular Weight1
- 86.09
- CAS
- 79-41-4
- Other Names
-
- .alpha.-methylacrylic acid
- 2-Methyl-2-propenoic acid
- 2-Methylacrylic acid
- 2-Methylpropenoic acid
- ALPHA-METHYLACRYLIC ACID
- Acrylic acid, 2-methyl-
- CH2=C(CH3)COOH
- Kyselina methakrylova
- Methacrylic acid
- Methacrylic acid glacial
- Methylacrylic acid
- NSC 7393
- Propionic acid, 2-methylene-
- «alpha»-Methacrylic acid
- «alpha»-Methylacrylic acid
- «alpha»-Methacrylic acid
- «alpha»-Methylacrylic acid
- PAff : Proton affinity (kJ/mol).
- BasG : Gas basicity (kJ/mol).
- 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).
- NFPA Fire : NFPA Fire Rating.
- NFPA Health : NFPA Health Rating.
- NFPA Safety : NFPA Safety Rating.
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- ρl : Liquid Density (kg/m3).
- Inp : Non-polar retention indices.
- ΔfusS : Entropy of fusion at a given temperature (J/mol×K).
- 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.
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 |
|---|---|---|---|
| PAff | 816.70 | kJ/mol | NIST |
| BasG | 785.70 | kJ/mol | NIST |
| ΔcH°liquid | [-2016.70; -2012.00] | kJ/mol |
|
| ΔcH°liquid | -2016.70 ± 2.20 | kJ/mol | NIST |
| ΔcH°liquid | -2012.00 ± 0.40 | kJ/mol | NIST |
| ΔfG° | -203.65 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | [-372.20; -367.30] | kJ/mol |
|
| ΔfH°gas | -367.30 ± 2.40 | kJ/mol | NIST |
| ΔfH°gas | -372.20 | kJ/mol | NIST |
| ΔfH°liquid | [-419.70; -414.80] | kJ/mol |
|
| ΔfH°liquid | -414.80 ± 2.30 | kJ/mol | NIST |
| ΔfH°liquid | -419.70 ± 0.40 | kJ/mol | NIST |
| ΔfusH° | 9.21 | kJ/mol | Joback Calculated Property |
| ΔvapH° | [47.50; 47.50] | kJ/mol |
|
| ΔvapH° | 47.50 ± 0.40 | kJ/mol | NIST |
| ΔvapH° | 47.50 | kJ/mol | NIST |
| ΔvapH° | 47.50 ± 0.40 | kJ/mol | NIST |
| IE | 10.15 | eV | NIST |
| log10WS | 0.01 | Aq. Sol... | |
| logPoct/wat | 0.647 | Crippen Calculated Property | |
| McVol | 70.360 | ml/mol | McGowan Calculated Property |
| NFPA Fire | 2 | KDB | |
| NFPA Health | 3 | KDB | |
| NFPA Safety | 2 | KDB | |
| Pc | 4905.21 ± 100.00 | kPa | NIST |
| Inp | 711.00 | NIST | |
| Tboil | 435.70 | K | NIST |
| Tc | 638.40 ± 3.00 | K | NIST |
| Tfus | 229.87 | K | Joback Calculated Property |
| Vc | 0.267 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [130.74; 162.35] | J/mol×K | [433.53; 614.31] |
|
| Cp,gas | 130.74 | J/mol×K | 433.53 | Joback Calculated Property |
| Cp,gas | 136.67 | J/mol×K | 463.66 | Joback Calculated Property |
| Cp,gas | 142.32 | J/mol×K | 493.79 | Joback Calculated Property |
| Cp,gas | 147.70 | J/mol×K | 523.92 | Joback Calculated Property |
| Cp,gas | 152.83 | J/mol×K | 554.05 | Joback Calculated Property |
| Cp,gas | 157.71 | J/mol×K | 584.18 | Joback Calculated Property |
| Cp,gas | 162.35 | J/mol×K | 614.31 | Joback Calculated Property |
| Cp,liquid | [159.70; 159.70] | J/mol×K | [298.15; 298.15] |
|
| Cp,liquid | 159.70 | J/mol×K | 298.15 | NIST |
| Cp,liquid | 159.70 | J/mol×K | 298.15 | NIST |
| η | [0.0009450; 0.0014470] | Pa×s | [288.15; 318.15] |
|
| η | 0.0014470 | Pa×s | 288.15 | Densiti... |
| η | 0.0012670 | Pa×s | 298.15 | Excess ... |
| η | 0.0012670 | Pa×s | 298.15 | Densiti... |
| η | 0.0012670 | Pa×s | 298.15 | Excess ... |
| η | 0.0012670 | Pa×s | 298.15 | Density... |
| η | 0.0012670 | Pa×s | 298.15 | Densiti... |
| η | 0.0012670 | Pa×s | 298.15 | Densiti... |
| η | 0.0010780 | Pa×s | 308.15 | Excess ... |
| η | 0.0010780 | Pa×s | 308.15 | Excess ... |
| η | 0.0010780 | Pa×s | 308.15 | Density... |
| η | 0.0010780 | Pa×s | 308.15 | Densiti... |
| η | 0.0010780 | Pa×s | 308.15 | Densiti... |
| η | 0.0010780 | Pa×s | 308.15 | Densiti... |
| η | 0.0009450 | Pa×s | 318.15 | Density... |
| η | 0.0009450 | Pa×s | 318.15 | Densiti... |
| η | 0.0009450 | Pa×s | 318.15 | Densiti... |
| η | 0.0009450 | Pa×s | 318.15 | Excess ... |
| η | 0.0009450 | Pa×s | 318.15 | Excess ... |
| η | 0.0009450 | Pa×s | 318.15 | Densiti... |
| ΔfusH | [8.06; 8.06] | kJ/mol | [287.50; 287.50] |
|
| ΔfusH | 8.06 | kJ/mol | 287.50 | NIST |
| ΔfusH | 8.06 | kJ/mol | 287.50 | NIST |
| ΔvapH | [51.60; 53.90] | kJ/mol | [366.00; 378.00] |
|
| ΔvapH | 51.60 | kJ/mol | 366.00 | NIST |
| ΔvapH | 53.90 | kJ/mol | 378.00 | NIST |
| ρl | [998.64; 1009.13] | kg/m3 | [298.15; 308.15] |
|
| ρl | 1009.13 | kg/m3 | 298.15 | Densiti... |
| ρl | 1009.13 | kg/m3 | 298.15 | Densiti... |
| ρl | 998.64 | kg/m3 | 308.15 | Densiti... |
| ρl | 998.64 | kg/m3 | 308.15 | Densiti... |
| ΔfusS | 28.04 | J/mol×K | 287.50 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [1.33; 202.62] | kPa | [330.92; 461.47] |
The Yaw...
|
| Equation | ln(Pvp) = A + B/(T + C) | |||
| Coefficient A | 1.46680e+01 | |||
| Coefficient B | -3.49650e+03 | |||
| Coefficient C | -8.77770e+01 | |||
| Temperature range, min. | 330.92 | |||
| Temperature range, max. | 461.47 | |||
| Pvap | 1.33 | kPa | 330.92 | Calculated Property |
| Pvap | 3.00 | kPa | 345.43 | Calculated Property |
| Pvap | 6.17 | kPa | 359.93 | Calculated Property |
| Pvap | 11.83 | kPa | 374.44 | Calculated Property |
| Pvap | 21.29 | kPa | 388.94 | Calculated Property |
| Pvap | 36.29 | kPa | 403.45 | Calculated Property |
| Pvap | 59.04 | kPa | 417.95 | Calculated Property |
| Pvap | 92.19 | kPa | 432.46 | Calculated Property |
| Pvap | 138.86 | kPa | 446.96 | Calculated Property |
| Pvap | 202.62 | kPa | 461.47 | Calculated Property |
| Pvap | [0.06; 4691.75] | kPa | [288.15; 643.00] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 2.54171e+01 | |||
| Coefficient B | -6.95597e+03 | |||
| Coefficient C | -6.39603e-01 | |||
| Coefficient D | -4.86105e-06 | |||
| Temperature range, min. | 288.15 | |||
| Temperature range, max. | 643.00 | |||
| Pvap | 0.06 | kPa | 288.15 | Calculated Property |
| Pvap | 0.96 | kPa | 327.58 | Calculated Property |
| Pvap | 7.63 | kPa | 367.01 | Calculated Property |
| Pvap | 38.75 | kPa | 406.43 | Calculated Property |
| Pvap | 140.89 | kPa | 445.86 | Calculated Property |
| Pvap | 396.57 | kPa | 485.29 | Calculated Property |
| Pvap | 912.67 | kPa | 524.72 | Calculated Property |
| Pvap | 1786.19 | kPa | 564.14 | Calculated Property |
| Pvap | 3060.33 | kPa | 603.57 | Calculated Property |
| Pvap | 4691.75 | kPa | 643.00 | Calculated Property |
Similar Compounds
Find more compounds similar to 2-Propenoic acid, 2-methyl-.
Mixtures
- Propane, 2-methoxy-2-methyl- + 2-Propenoic acid, 2-methyl-
- 2-Propenoic acid, 2-methyl- + Cyclohexane
- 1-Methoxy-2-propyl acetate + 2-Propenoic acid, 2-methyl-
- Propanoic acid, 3-ethoxy-, ethyl ester + 2-Propenoic acid, 2-methyl-
- Cyclohexanone + 2-Propenoic acid, 2-methyl-
- 1-Butanol + 2-Propenoic acid, 2-methyl-
- 2-Propenoic acid, 2-methyl- + 2-Propanol, 1-methoxy-
- 2-Propenoic acid, 2-methyl- + Propanoic acid, 2-hydroxy-, ethyl ester
- 2-Propenoic acid, 2-methyl- + Methyl Alcohol
- Methacrolein + 2-Propenoic acid, 2-methyl- + Water
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Solid-liquid equilibrium data for the binary system methacrylic acid + methanol in the high methacrylic acid concentration range
- Densities and derived thermodynamic properties of the binary systems of 1,1-dimethylethyl methyl ether with allyl methacrylate, butyl methacrylate, methacrylic acid, and vinyl acetate at T = (298.15 and 308.15) K
- Densities, isobaric thermal compressibilities and derived thermodynamic properties of the binary systems of cyclohexane with allyl methacrylate, butyl methacrylate, methacrylic acid, and vinyl acetate at t = (298.15 and 308.15)K
- Phase Equilibrium Measurements of the Methacrolein-Methacrylic Acid-Water Ternary System at 101.3 kPa
- Densities and Viscosities of Binary Mixtures of Propylene Glycol Monomethyl Ether Acetate with Methacrylic Acid, Benzyl Methacrylate, and 2-Hydroxyethyl Methacrylate between 298.15 K and 318.15 K
- Density and Viscosity for Ethyl 3-Ethoxypropionate + Methacrylic Acid, + Benzyl Methacrylate, and + 2-Hydroxyethyl Methacrylate
- Excess Molar Volumes and Viscosities for Binary Mixtures of Cyclohexanone with Methacrylic Acid, Benzyl Methacrylate, and 2-Hydroxyethyl Methacrylate at (298.15, 308.15, and 318.15) K
- Densities and Viscosities of Binary Mixtures of 1-Butanol with Methacrylic Acid, Benzyl Methacrylate, and 2-Hydroxyethyl Methacrylate between 288.15 K and 318.15 K
- Excess Molar Volumes and Viscosities for Binary Mixtures of Propylene Glycol Monomethyl Ether with Methacrylic Acid, Benzyl Methacrylate, and 2-Hydroxyethyl Methacrylate at (298.15, 308.15, and 318.15) K
- Densities and Viscosities for Binary Mixtures of Ethyl Lactate with Methacrylic Acid, Benzyl Methacrylate, and 2-Hydroxyethyl Methacrylate at (298.15, 308.15, and 318.15) K
- Joback Method
- KDB
- Aqueous Solubility Prediction 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.