Chemical Properties of DL-PHENYLALANINE

InChI

InChI=1S/C9H11NO2/c10-8(9(11)12)6-7-4-2-1-3-5-7/h1-5,8H,6,10H2,(H,11,12)/t8-/m0/s1

InChI Key

COLNVLDHVKWLRT-UHFFFAOYSA-N

Formula

C9H11NO2

SMILES

NC(Cc1ccccc1)C(=O)O

Molecular Weight¹

165.19

Other Names

• (.+/-.)-Phenylalanine
• (S)-(-)-phenylalanine
• 2-Amino-3-phenylpropionic acid, dl-
• Alanine, phenyl-, DL-
• DL-2-Amino-3-phenylpropanoic acid
• DL-3-Phenylalanine
• DL-«alpha»-Amino-«beta»-phenylpropionic acid
• DL-«beta»-Phenyl-«alpha»-alanine
• DL-«beta»-Phenylalanine
• DLPA
• L-phenylalanine
• NSC 9959
• Phenylalanine
• «beta»-Phenylalanine, dl-

• ω : Acentric Factor.
• Δ_cH°_solid : Standard solid enthalpy of combustion (kJ/mol).
• C_p,gas : Ideal gas heat capacity (J/mol×K).
• Δ_fH°_gas : 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_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).
• P_c : Critical 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
ω	0.7043		Relay (1.0) Calculated Property
ΔcH°solid	[-4664.30; -4653.00]	kJ/mol
ΔcH°solid	-4653.00 ± 2.50	kJ/mol	NIST
ΔcH°solid	-4664.30	kJ/mol	NIST
ΔfH°gas	-292.82	kJ/mol	Relay (1.0) Calculated Property
ΔfH°solid	-460.60 ± 2.60	kJ/mol	NIST
ΔfusH°	18.46	kJ/mol	Solubility of L-Phenylalanine Anhydrous and Monohydrate Forms: Experimental Measurements and Predictions
ΔvapH°	86.24	kJ/mol	Relay (1.0) Calculated Property
IE	[8.40; 9.40]	eV
IE	8.40	eV	NIST
IE	8.50	eV	NIST
IE	8.40	eV	NIST
IE	8.40	eV	NIST
IE	8.90	eV	NIST
IE	9.40	eV	NIST
log10WS	-1.02		Relay (1.0) Calculated Property
logPoct/wat	0.641		Crippen Calculated Property
McVol	131.330	ml/mol	McGowan Calculated Property
Pc	3920.94	kPa	Joback Calculated Property
Tboil	567.57	K	Relay (1.0) Calculated Property
Tc	794.25	K	Relay (1.0) Calculated Property
Tfus	495.34	K	Relay (1.0) Calculated Property
Vc	0.451	m3/kmol	Relay (1.0) Calculated Property

Cheméo can also estimate Standard Gibbs free energy of formation for this compound, but it falls outside the models' validated range, so it is not shown here. Open the prediction tool to compute it on demand.

Temperature Dependent Properties

Property	Value	Unit	Temperature (K)	Source
Cp,gas	[337.74; 393.74]	J/mol×K	[649.80; 885.80]
Cp,gas	337.74	J/mol×K	649.80	Joback Calculated Property
Cp,gas	349.09	J/mol×K	689.13	Joback Calculated Property
Cp,gas	359.56	J/mol×K	728.47	Joback Calculated Property
Cp,gas	369.19	J/mol×K	767.80	Joback Calculated Property
Cp,gas	378.07	J/mol×K	807.13	Joback Calculated Property
Cp,gas	386.23	J/mol×K	846.47	Joback Calculated Property
Cp,gas	393.74	J/mol×K	885.80	Joback Calculated Property

Similar Compounds

Find more compounds similar to DL-PHENYLALANINE.

Mixtures

• DL-PHENYLALANINE + Methyl Alcohol + Water
• DL-PHENYLALANINE + Ethanol + Water
• DL-PHENYLALANINE + Water
• DL-PHENYLALANINE + Water + L-Arabinose
• Glucose + DL-PHENYLALANINE + Water
• Sucrose + DL-PHENYLALANINE + Water
• sodium chloride + DL-PHENYLALANINE + Water
• DL-PHENYLALANINE + Sodium nitrate + Water
• DL-PHENYLALANINE + Acetone
• DL-PHENYLALANINE + Ethanol
• DL-PHENYLALANINE + Acetone + Water

Sources

• Cheméo Relay (1.0)
• Crippen Method
• Crippen Method
• Solubility of L-phenylalanine in water and different binary mixtures from 288.15 to 318.15 K
• Interactions in (L-phenylalanine/L-histidine + 0.01 mol kg-1 aqueous beta-cyclodextrin) systems at T = (293.15, 298.15, 303.15 and 308.15) K
• Physicochemical and friccohesity study of glycine, L-alanine and L-phenylalanine with aqueous methyltrioctylammonium and cetylpyridinium chloride from T = (293.15 to 308.15) K
• Physicochemical study of solute-solute and solute-solvent interactions of l-phenylalanine in (water + arabinose/glucose/sucrose) solutions at different temperatures
• Solute-solvent interactions of amino acid L-phenylalanine in aqueous 1-butyl-2,3-dimethylimidazolium bromide ionic liquid solutions
• Influence of the composition of aqueous-alcohol solvents on the thermodynamic characteristics of Lphenylalanine dissolution at 298.15K
• Enthalpies of solution of L-phenylalanine in aqueous solution of amides at 298.15 K.
• Amino acid behavior in aqueous amide solutions: Temperature dependence ofthe l-phenylalanine N,N-dimethylformamide interaction
• Viscosities of l-Phenylalanine, l-Leucine, l-Glutamic Acid, or l-Proline + 2.0 mol*dm-3 Aqueous NaCl or 2.0 mol*dm-3 Aqueous NaNO3 Solutions at T = (298.15 to 328.15) K
• Solubility of L-Phenylalanine Anhydrous and Monohydrate Forms: Experimental Measurements and Predictions
• Binary Diffusion Coefficients of Aqueous Phenylalanine, Tyrosine Isomers, and Aminobutyric Acids at Infinitesimal Concentration and Temperatures from (293.2 to 333.2) K
• Ultrasonic Velocities and Densities of l-Phenylalanine, l-Leucine, l-Glutamic Acid, and l-Proline + 2 mol*L-1 Aqueous NaCl and 2 mol*L-1 Aqueous NaNO3 Solutions from (298.15 to 328.15) K
• Joback Method
• McGowan Method
• NIST Webbook

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