Chemical Properties of Maleic acid (CAS 110-16-7)

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
• Kyselina maleinova
• Maleinic acid
• Malenic acid
• Toxilic acid
• cis-1,2-ethylenedicarboxylic acid
• cis-1,4-butenedioic acid
• cis-2-butenedioic acid
• cis-butenedioic acid

• ω : Acentric Factor.
• Δ_cH°_solid : Standard solid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• C_p,solid : Solid phase heat capacity (J/mol×K).
• η : Dynamic viscosity (Pa×s).
• Δ_fG° : Standard Gibbs free energy of formation (kJ/mol).
• Δ_fH°_gas : Enthalpy of formation at standard conditions (kJ/mol).
• Δ_fH°_liquid : Liquid phase enthalpy of formation at standard conditions (kJ/mol).
• Δ_fH°_solid : Solid phase enthalpy of formation at standard conditions (kJ/mol).
• Δ_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_fusH : Enthalpy of fusion at a given temperature (kJ/mol).
• Δ_subH : Enthalpy of sublimation at a given temperature (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• IE : Ionization energy (eV).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/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.
• P_c : Critical Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• S°_{solid,1 bar} : Solid phase molar entropy at standard conditions (J/mol×K).
• T_boil : Normal Boiling Point Temperature (K).
• T_c : Critical Temperature (K).
• T_fus : Normal melting (fusion) point (K).
• V_c : Critical Volume (m³/kmol).
• ¹: Molecular weight from the IUPAC atomic weights tables.

Physical Properties

Property	Value	Unit	Source
ω	0.7584		Relay (1.0) Calculated Property
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°	-624.80	kJ/mol	Joback Calculated Property
ΔfH°gas	-727.43	kJ/mol	Relay (1.0) 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 analysis of phase change materials in the temperature range 120.150 .C
ΔvapH°	90.03	kJ/mol	Relay (1.0) Calculated Property
IE	10.71	eV	Relay (1.0) Calculated Property
log10WS	-0.63		Relay (1.0) 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	5312.41	kPa	Joback Calculated Property
S°solid,1 bar	159.40	J/mol×K	NIST
Tboil	509.89	K	Relay (1.0) 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	Outlier 416.65 ± 0.50	K	NIST
Tfus	405.00 ± 2.00	K	NIST
Tfus	403.40 ± 0.60	K	NIST
Tfus	402.90 ± 0.60	K	NIST
Tfus	403.80 ± 0.50	K	NIST
Vc	0.278	m3/kmol	Relay (1.0) Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[173.42; 200.13]	J/mol×K	[586.30; 805.68]
Cp,gas	173.42	J/mol×K	586.30	Joback Calculated Property
Cp,gas	178.82	J/mol×K	622.86	Joback Calculated Property
Cp,gas	183.78	J/mol×K	659.43	Joback Calculated Property
Cp,gas	188.35	J/mol×K	695.99	Joback Calculated Property
Cp,gas	192.57	J/mol×K	732.56	Joback Calculated Property
Cp,gas	196.48	J/mol×K	769.12	Joback Calculated Property
Cp,gas	200.13	J/mol×K	805.68	Joback Calculated Property
Cp,solid	135.60	J/mol×K	294.40	NIST
η	[0.0002404; 0.0007416]	Pa×s	[450.96; 586.30]
η	0.0007416	Pa×s	450.96	Joback Calculated Property
η	0.0005878	Pa×s	473.52	Joback Calculated Property
η	0.0004758	Pa×s	496.07	Joback Calculated Property
η	0.0003923	Pa×s	518.63	Joback Calculated Property
η	0.0003287	Pa×s	541.19	Joback Calculated Property
η	0.0002793	Pa×s	563.74	Joback Calculated Property
η	0.0002404	Pa×s	586.30	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 ± 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 Vapor Pressure Data
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

• 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
• Maleic acid + Water
• 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
• Cheméo Relay (1.0)
• 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
• Cryoscopic and Volumetric Studies in the Maleic Acid + Water System
• Solubility of Maleic Acid in Supercritical Carbon Dioxide
• Joback Method
• KDB
• McGowan Method
• NIST Webbook

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