- InChI
- InChI=1S/C4H4O4/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/b2-1-
- InChI Key
- VZCYOOQTPOCHFL-UPHRSURJSA-N
- Formula
- C4H4O4
- SMILES
- O=C(O)C=CC(=O)O
- Molecular Weight1
- 116.07
- CAS
- 110-16-7
- Other Names
-
- (Z)-2-Butenedioic acid
- (Z)-Butenedioic acid
- 1,2-Ethylenedicarboxylic acid, (Z)
- 1,2-Ethylenedicarboxylic acid, cis-
- 2-Butenedioic acid (2Z)-
- 2-Butenedioic acid (Z)-
- 2-butenedioic acid (Z)
- Butenedioic acid,(Z)-
- CIS-1,2-ETHYLENEDICARBOXYL ACID
- CIS-BUTENEDIOIC ACID
- Kyselina maleinova
- Maleinic acid
- Malenic acid
- Toxilic acid
- cis-1,2-Ethylenedicarboxylic acid
- cis-1,4-butenedioic acid
- cis-2-butenedioic acid
- ΔcH°solid : Standard solid enthalpy of combustion (kJ/mol).
- Cp,gas : Ideal gas heat capacity (J/mol×K).
- Cp,solid : Solid 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).
- ΔfH°solid : Solid 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).
- ΔsubH : Enthalpy of sublimation at a given temperature (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).
- NFPA Fire : NFPA Fire Rating.
- NFPA Health : NFPA Health Rating.
- NFPA Safety : NFPA Safety Rating.
- Pc : Critical Pressure (kPa).
- Pvap : Vapor pressure (kPa).
- S°solid,1 bar : Solid phase molar entropy at standard conditions (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.
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Physical Properties
| Property | Value | Unit | Source |
|---|---|---|---|
| ΔcH°solid | [-1358.00; -1355.20] | kJ/mol |
|
| ΔcH°solid | -1355.20 ± 0.67 | kJ/mol | NIST |
| ΔcH°solid | -1358.00 | kJ/mol | NIST |
| ΔcH°solid | -1356.20 | kJ/mol | NIST |
| ΔfG° | -468.46 | kJ/mol | Joback Calculated Property |
| ΔfH°gas | -538.29 | kJ/mol | Joback Calculated Property |
| ΔfH°liquid | -787.30 ± 1.70 | kJ/mol | NIST |
| ΔfH°solid | [-790.57; -787.76] | kJ/mol |
|
| ΔfH°solid | -790.57 ± 0.71 | kJ/mol | NIST |
| ΔfH°solid | -787.76 | kJ/mol | NIST |
| ΔfH°solid | -789.52 | kJ/mol | NIST |
| ΔfusH° | 27.28 | kJ/mol | Thermal... |
| ΔvapH° | 71.31 | kJ/mol | Joback Calculated Property |
| log10WS | 0.45 | Crippen Calculated Property | |
| logPoct/wat | -0.288 | Crippen Calculated Property | |
| McVol | 77.800 | ml/mol | McGowan Calculated Property |
| NFPA Fire | 1 | KDB | |
| NFPA Health | 3 | KDB | |
| NFPA Safety | 1 | KDB | |
| Pc | 6503.64 | kPa | Joback Calculated Property |
| S°solid,1 bar | 159.40 | J/mol×K | NIST |
| Tboil | 587.18 | K | Joback Calculated Property |
| Tc | 616.00 ± 50.00 | K | NIST |
| Tfus | [402.90; 416.65] | K |
|
| Tfus | 402.90 ± 0.60 | K | NIST |
| Tfus | 403.80 ± 0.50 | K | NIST |
| Tfus | 416.65 ± 0.50 | K | NIST |
| Tfus | 405.00 ± 2.00 | K | NIST |
| Tfus | 403.40 ± 0.60 | K | NIST |
| Vc | 0.289 | m3/kmol | Joback Calculated Property |
Temperature Dependent Properties
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Cp,gas | [168.01; 191.01] | J/mol×K | [587.18; 769.82] |
|
| Cp,gas | 168.01 | J/mol×K | 587.18 | Joback Calculated Property |
| Cp,gas | 172.46 | J/mol×K | 617.62 | Joback Calculated Property |
| Cp,gas | 176.64 | J/mol×K | 648.06 | Joback Calculated Property |
| Cp,gas | 180.57 | J/mol×K | 678.50 | Joback Calculated Property |
| Cp,gas | 184.27 | J/mol×K | 708.94 | Joback Calculated Property |
| Cp,gas | 187.74 | J/mol×K | 739.38 | Joback Calculated Property |
| Cp,gas | 191.01 | J/mol×K | 769.82 | Joback Calculated Property |
| Cp,solid | 135.60 | J/mol×K | 294.40 | NIST |
| η | [0.0000492; 0.0094225] | Pa×s | [351.26; 587.18] |
|
| η | 0.0094225 | Pa×s | 351.26 | Joback Calculated Property |
| η | 0.0025249 | Pa×s | 390.58 | Joback Calculated Property |
| η | 0.0008609 | Pa×s | 429.90 | Joback Calculated Property |
| η | 0.0003515 | Pa×s | 469.22 | Joback Calculated Property |
| η | 0.0001649 | Pa×s | 508.54 | Joback Calculated Property |
| η | 0.0000862 | Pa×s | 547.86 | Joback Calculated Property |
| η | 0.0000492 | Pa×s | 587.18 | Joback Calculated Property |
| ΔfusH | 26.90 | kJ/mol | 411.90 | NIST |
| ΔsubH | [105.40; 110.00] | kJ/mol | [362.00; 368.50] |
|
| ΔsubH | 110.00 ± 2.50 | kJ/mol | 362.00 | NIST |
| ΔsubH | 110.00 ± 3.00 | kJ/mol | 363.00 | NIST |
| ΔsubH | 109.00 ± 4.20 | kJ/mol | 363.50 | NIST |
| ΔsubH | 105.40 ± 1.70 | kJ/mol | 368.50 | NIST |
Correlations
| Property | Value | Unit | Temperature (K) | Source |
|---|---|---|---|---|
| Pvap | [0.10; 4947.87] | kPa | [403.45; 773.00] |
KDB Vap...
|
| Equation | ln(Pvp) = A + B/T + C*ln(T) + D*T^2 | |||
| Coefficient A | 1.80781e+02 | |||
| Coefficient B | -1.91037e+04 | |||
| Coefficient C | -2.28200e+01 | |||
| Coefficient D | 7.02669e-06 | |||
| Temperature range, min. | 403.45 | |||
| Temperature range, max. | 773.00 | |||
| Pvap | 0.10 | kPa | 403.45 | Calculated Property |
| Pvap | 1.06 | kPa | 444.51 | Calculated Property |
| Pvap | 7.00 | kPa | 485.57 | Calculated Property |
| Pvap | 31.60 | kPa | 526.63 | Calculated Property |
| Pvap | 107.70 | kPa | 567.69 | Calculated Property |
| Pvap | 297.38 | kPa | 608.76 | Calculated Property |
| Pvap | 700.34 | kPa | 649.82 | Calculated Property |
| Pvap | 1461.77 | kPa | 690.88 | Calculated Property |
| Pvap | 2784.00 | kPa | 731.94 | Calculated Property |
| Pvap | 4947.87 | kPa | 773.00 | Calculated Property |
Similar Compounds
Find more compounds similar to Maleic acid.
Mixtures
- Maleic acid + Water
- Methyl Isobutyl Ketone + sodium chloride + Maleic acid
- sodium chloride + 1-Butanol + Maleic acid
- Toluene + sodium chloride + Maleic acid
- sodium chloride + Ethyl Acetate + Maleic acid
- 2-Butanone + sodium chloride + Maleic acid
- Acetone + Maleic acid
- Ethyl Acetate + Maleic acid
- Acetone + Ethyl Acetate + Maleic acid
- 1-Butanol + Maleic acid + Water
- Maleic acid + 1-Decanol + Water
- 1-Butanol, 3-methyl- + Maleic acid + Water
- Methyl Isobutyl Ketone + Maleic acid + Water
- 1-Octanol + Maleic acid + Water
- Octane + Maleic acid + Water
- Decane + Maleic acid + Water
- 4-Heptanone, 2,6-dimethyl- + Maleic acid + Water
- 2-Butanone + Maleic acid + Water
- Carbon dioxide + Maleic acid
Sources
- KDB Vapor Pressure Data
- Crippen Method
- Crippen Method
- Ultrasonic Velocity and Density Studies of Solutions of Maleic Acid and Tartaric Acid inWater at T = (298.15 and 308.15)K
- The solubility of maleic acid in various inorganic salts and organic solvents: Thermodynamics model and parameters
- Thermal analysis of phase change materials in the temperature range 120.150 .C
- Measurement and correlation of the solubility of maleic acid in acetone-ethyl acetate mixtures
- Extraction of Citric Acid and Maleic Acid from Their Aqueous Solutions Using a Phosphorus-Bonded Extractant, Tri-n-octylphosphineoxide, and a Secondary Amine, Dioctylamine
- Surface Tensions and Densities of Oxalic, Malonic, Succinic, Maleic, Malic, and cis-Pinonic Acids
- Solubility of Maleic Acid in Supercritical Carbon Dioxide
- Joback Method
- KDB
- McGowan Method
- NIST Webbook
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