Chemical Properties of N-Glycylglycine (CAS 556-50-3)

N-Glycylglycine

InChI
InChI=1S/C4H8N2O3/c5-1-3(7)6-2-4(8)9/h1-2,5H2,(H,6,7)(H,8,9)
InChI Key
YMAWOPBAYDPSLA-UHFFFAOYSA-N
Formula
C4H8N2O3
SMILES
NCC(=O)NCC(=O)O
Molecular Weight1
132.12
CAS
556-50-3
Other Names
  • 2-(aminoacetamido)acetic acid
  • Diglycine
  • Glycine dipeptide
  • Glycine, N-glycyl-
  • N-(2-aminoacetyl)-2-aminoethanoic acid
  • glycylglycine
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Physical Properties

Property Value Unit Source
BasG 882.00 kJ/mol NIST
ΔcH°solid [-1978.00; -1969.70] kJ/mol Show Hide
ΔcH°solid -1969.70 ± 1.30 kJ/mol NIST
ΔcH°solid -1969.70 ± 0.54 kJ/mol NIST
ΔcH°solid -1978.00 kJ/mol NIST
ΔcH°solid -1974.00 kJ/mol NIST
ΔfH°gas -556.39 kJ/mol Relay (1.0) Calculated Property
ΔfH°solid [-747.70; -747.68] kJ/mol Show Hide
ΔfH°solid -747.70 ± 1.30 kJ/mol NIST
ΔfH°solid -747.68 ± 0.63 kJ/mol NIST
ΔfusH° 28.15 kJ/mol Joback Calculated Property
IE 9.05 eV Relay (1.0) Calculated Property
log10WS 0.13 Relay (1.0) Calculated Property
logPoct/wat -1.854 Crippen Calculated Property
McVol 96.190 ml/mol McGowan Calculated Property
S°solid,1 bar [180.30; 190.00] J/mol×K Show Hide
S°solid,1 bar 180.30 J/mol×K NIST
S°solid,1 bar 190.00 J/mol×K NIST
Tfus 530.65 K Jean-Claude Bradley Open Melting Point Dataset (2014, CC0) Compiled value

Cheméo can also estimate Normal Boiling Point Temperature, Critical Temperature, Critical Pressure, Critical Volume, Enthalpy of vaporization at standard conditions, Standard Gibbs free energy of formation, Acentric Factor for this compound, but they fall outside the models' validated range, so they are not shown here. Open the prediction tool to compute them on demand.

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,solid [149.00; 163.97] J/mol×K [293.90; 298.15] Show Hide
Cp,solid 161.80 J/mol×K 293.90 NIST
Cp,solid 149.00 J/mol×K 298.00 NIST
Cp,solid 149.00 J/mol×K 298.00 NIST
Cp,solid 163.97 J/mol×K 298.15 NIST

Correlations

Property Value Unit Temperature (K) Source
Cp,gas [141.44; 298.35] J/mol×K [273.00; 1000.00] Joback Predicted correlation Show Hide
EquationY = A + B·T + C·T² + D·T³ + E·T⁴
Y is Cp,gas in J/mol×K, T in K
Coefficient A1.64920e+01
Coefficient B5.44700e-01
Coefficient C-3.39700e-04
Coefficient D7.68600e-08
Coefficient E0.00000e+00
Temperature range, min.273.00
Temperature range, max.1000.00
Cp,gas 141.44 J/mol×K 273.00 Calculated Property
Cp,gas 170.08 J/mol×K 353.78 Calculated Property
Cp,gas 195.35 J/mol×K 434.56 Calculated Property
Cp,gas 217.50 J/mol×K 515.33 Calculated Property
Cp,gas 236.76 J/mol×K 596.11 Calculated Property
Cp,gas 253.39 J/mol×K 676.89 Calculated Property
Cp,gas 267.62 J/mol×K 757.67 Calculated Property
Cp,gas 279.69 J/mol×K 838.44 Calculated Property
Cp,gas 289.85 J/mol×K 919.22 Calculated Property
Cp,gas 298.35 J/mol×K 1000.00 Calculated Property

Similar Compounds

GLYCYLGLYCYLGLYCYLGLYCINE. Hexaglycine. pentaglycine. N-[N-(Trifluoroacetyl)glycylglycine. Glycine, N-acetyl-. Glycylglycine ethyl ester. N-L-alanylglycine. N-dl-Alanylglycine. Glycyl-dl-alanine. L-Alanine, N-glycyl-. Glycine, N-(N-L-alanylglycyl)-. dl-Alanylglycylglycine. gly-gly-ala. Glycine, N-[N-(trifluoroacetyl)glycyl]-, methyl ester. 2,5-Piperazinedione.

Find more compounds similar to N-Glycylglycine.

Mixtures

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Sources

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