Chemical Properties of Malic Acid (CAS 6915-15-7)

InChI

InChI=1S/C4H6O5/c5-2(4(8)9)1-3(6)7/h2,5H,1H2,(H,6,7)(H,8,9)

InChI Key

BJEPYKJPYRNKOW-UHFFFAOYSA-N

Formula

C4H6O5

SMILES

O=C(O)CC(O)C(=O)O

Molecular Weight¹

134.09

CAS

6915-15-7

Other Names

• (.+/-.)-Malic acid
• 2-Hydroxyethane-1,2-dicarboxylic acid
• Butanedioic acid, 2-hydroxy-
• Butanedioic acid, hydroxy-
• DEOXYTETRARIC ACID
• FDA 2018
• HYDROXYBUTANEDIOIC ACID
• Hydroxyethane-1,2-dicarboxylic acid
• Hydroxysuccinic acid
• Kyselina hydroxybutandiova
• Kyselina jablecna
• Musashi-no-Ringosan
• NSC 25941
• POMALUS ACID
• R,S(.+/-.)-Malic acid
• Succinic acid, hydroxy-
• dl-Malic acid
• «alpha»-Hydroxysuccinic acid
• «alpha»-Hydroxysuccinic acid

• C_p,gas : Ideal gas 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_fusH° : Enthalpy of fusion at standard conditions (kJ/mol).
• Δ_vapH° : Enthalpy of vaporization at standard conditions (kJ/mol).
• log₁₀WS : Log10 of Water solubility in mol/l.
• logP_oct/wat : Octanol/Water partition coefficient.
• McVol : McGowan's characteristic volume (ml/mol).
• P_c : Critical Pressure (kPa).
• P_vap : Vapor pressure (kPa).
• 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
ΔfG°	-687.94	kJ/mol	Joback Calculated Property
ΔfH°gas	-813.02	kJ/mol	Joback Calculated Property
ΔfusH°	18.05	kJ/mol	Joback Calculated Property
ΔvapH°	87.64	kJ/mol	Joback Calculated Property
log10WS	0.93		Crippen Calculated Property
logPoct/wat	-1.093		Crippen Calculated Property
McVol	87.970	ml/mol	McGowan Calculated Property
Pc	7037.97	kPa	Joback Calculated Property
Tboil	674.76	K	Joback Calculated Property
Tc	849.14	K	Joback Calculated Property
Tfus	[400.75; 403.15]	K
Tfus	403.15	K	Thermod...
Tfus	400.75 ± 0.60	K	NIST
Vc	0.323	m3/kmol	Joback Calculated Property

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[222.47; 246.21]	J/mol×K	[674.76; 849.14]
T(K) Ideal gas heat capacity (J/mol×K) 225 230 235 240 245 700 750 800 850
Cp,gas	222.47	J/mol×K	674.76	Joback Calculated Property
Cp,gas	227.04	J/mol×K	703.82	Joback Calculated Property
Cp,gas	231.36	J/mol×K	732.89	Joback Calculated Property
Cp,gas	235.42	J/mol×K	761.95	Joback Calculated Property
Cp,gas	239.25	J/mol×K	791.02	Joback Calculated Property
Cp,gas	242.84	J/mol×K	820.08	Joback Calculated Property
Cp,gas	246.21	J/mol×K	849.14	Joback Calculated Property
η	[0.0000080; 0.0048344]	Pa×s	[402.16; 674.76]
T(K) Dynamic viscosity (Pa×s) 0 1.00e-3 2.00e-3 3.00e-3 4.00e-3 5.00e-3 400 500 600
η	0.0048344	Pa×s	402.16	Joback Calculated Property
η	0.0009670	Pa×s	447.59	Joback Calculated Property
η	0.0002602	Pa×s	493.03	Joback Calculated Property
η	0.0000874	Pa×s	538.46	Joback Calculated Property
η	0.0000348	Pa×s	583.89	Joback Calculated Property
η	0.0000158	Pa×s	629.33	Joback Calculated Property
η	0.0000080	Pa×s	674.76	Joback Calculated Property

Correlations

Property	Value	Unit	Temperature (K)	Source
Pvap	[2.79e-03; 5021.54]	kPa	[403.15; 781.00]	KDB Vap...
Equation			ln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A			2.51357e+02
Coefficient B			-2.63327e+04
Coefficient C			-3.22403e+01
Coefficient D			9.21419e-06
Temperature range, min.			403.15
Temperature range, max.			781.00
T(K) Vapor pressure (kPa) 0 1000 2000 3000 4000 5000 400 500 600 700
Pvap	2.79e-03	kPa	403.15	Calculated Property
Pvap	0.08	kPa	445.13	Calculated Property
Pvap	0.97	kPa	487.12	Calculated Property
Pvap	7.26	kPa	529.10	Calculated Property
Pvap	36.79	kPa	571.08	Calculated Property
Pvap	138.93	kPa	613.07	Calculated Property
Pvap	420.70	kPa	655.05	Calculated Property
Pvap	1078.61	kPa	697.03	Calculated Property
Pvap	2439.33	kPa	739.02	Calculated Property
Pvap	5021.54	kPa	781.00	Calculated Property

Similar Compounds

Find more compounds similar to Malic Acid.

Mixtures

• Acetonitrile + Malic Acid + Methyl Alcohol
• Formamide, N,N-dimethyl- + Malic Acid + Methyl Alcohol
• Isopropyl Alcohol + Malic Acid + Methyl Alcohol
• Betaine + Malic Acid + Water
• Malic Acid + Water
• Ethanol + Malic Acid
• Malic Acid + 1,4-Dioxane
• Acetonitrile + Malic Acid
• Isopropyl Alcohol + Malic Acid
• Malic Acid + Tetrahydrofuran
• Ethanol + Malic Acid + Water
• Choline chloride + Malic Acid + Water
• Choline chloride + Ethanol + Malic Acid

Sources

• KDB Vapor Pressure Data
• Crippen Method
• Crippen Method
• Solubility of citric, malonic, and malic acids in different solvents from 303.2 to 333.2 K
• Experiment and correlation of osmotic coefficient for aqueous solution of carboxylic acids using NRTL nonrandom factor model
• Solubility of DL-malic acid in water, ethanol and in mixtures of ethanol + water
• Low transition temperature mixtures (LTTMs) as novel entrainers in extractive distillation
• Thermodynamic models for determination of the solubility of DL-malic acid in methanol plus (acetonitrile, N,N-dimethylformamide, isopropyl alcohol) binary solvent mixtures
• Synthesis and Physical and Thermodynamic Properties of Lactic Acid and Malic Acid-Based Natural Deep Eutectic Solvents
• Surface Tension of Aqueous Solutions of Small-Chain Amino and Organic Acids
• Surface Tensions and Densities of Oxalic, Malonic, Succinic, Maleic, Malic, and cis-Pinonic Acids
• Effects of Different Organic Acids on Solubility and Metastable Zone Width of Zinc Lactate
• Joback Method
• KDB
• McGowan Method
• NIST Webbook

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