1-Pyrroline-5-carboxylic acid



Compound IDCDAMM00007
Common name1-Pyrroline-5-carboxylic acid
IUPAC name3,4-dihydro-2H-pyrrole-2-carboxylic acid
Molecular formulaC5H7NO2

Experimental data

Retention time7.02
Adduct[M+H]+
Actual mz114.055
Theoretical mz114.055
Error2.19
Ionizaton modePositive
Instrument typeLC-MS/MS-QTOF, spectrum predicted by MS-DIAL v4.9 integrated with MS-FINDER 3.60
Score7.5083

Identifiers and class information

Inchi keyDWAKNKKXGALPNW-UHFFFAOYNA-N
SmilesC1CC(N=C1)C(=O)O
SuperclassOrganic acids and derivatives
ClassCarboxylic acids and derivatives

Pharmacokinetic properties

Number of descriptor values(#stars)6
Number of non-conjugated amine groups (#amine)0
Number of amidine and guanidine groups (#amidine)0
Number of carboxylic acid groups (#acid)1
Number of non-conjugated amide groups (#amide)0
Number of rotatable bonds (#rotor)1
Number of reactive functional groups (#rtvFG)0
Predicted central nervous system activity (CNS)-1
Molecular weight (mol_MW)113.116
Computed dipole moment(dipole)8.386
Total solvent accessible surface area (SASA)289.673
Hydrophobic component of SASA (FOSA)121.128
Hydrophilic component of SASA (FISA)119.795
Pie component of the SASA (PISA)48.75
Weakly polar component of the SASA (WPSA)0
Total solvent accesible volume (volume)434.954
Number of hydrogen bond donors (donorHB)1
Number of hydrogen bond acceptors (accptHB)3.5
Free energy of solvation of dipole (dip^2/V)0.161702
Index of cohesive interaction in solids (ACxDN^.5/SA)0.0120826
Globularity descriptor (glob)0.958413
Predicted polarizability in cubic angstroms (QPpolrz)11.076
Predicted hexadecane/gas partition coefficient (QPlogPC16)4.001
Predicted octanol/gas partition coefficient (QPlogPoct)8.567
Predicted water/gas partition coefficient (QPlogPw)6.254
Predicted octanol/water partition coefficient (QPlogPo/w)0.408
Predicted aqueous solubility (QPlogS)-0.517
Conformation-independent predicted aqueous solubility (CIQPlogS)-0.51
Predicted IC50 value for blockage of HERG K+ channels (QPlogHERG)-0.63
Predicted apparent Caco-2 cell permeability in nm/sec (QPPCaco)183.434
Predicted brain/blood partition coefficient (QPlogBB)-0.366
Predicted apparent MDCK cell permeability in nm/sec (QPPMDCK)100.623
Predicted skin permeability, log Kp (QPlogKp)-3.46
PM3 calculated ionization potential (IP(ev))10.593
PM3 calculated electron affinity (EA(eV))-0.079
Number of likely metabolic reactions (#metab)2
Prediction of binding to human serum albumin (QPlogKhsa)-0.92
Predicted qualitative human oral absorption (HumanOralAbsorption)2
Predicted human oral absorption on 0 to 100% scale (PercentHumanOralAbsorption)69.846
Solvent-accessible surface area of fluorine atoms (SAFluorine)0
Solvent-accessible surface area of amide oxygen atoms (SAamideO)0
Van der Waals surface area (PSA)62.427
Number of nitrogen and oxygen atoms (#NandO)3
Number of violations of Lipinski’s rule of five (RuleOfFive)0
Number of violations of Jorgensen’s rule of three (RuleOfThree)0

Compound-target network

Cytoscape Graph

Protein targets associated with phytocompound

Uniprot ID Gene name Target name TTD_ID Prediction source

Target associated diseases

TTD_ID Disease_ID Disease name ICD_11 Uniprot ID Gene names

Copyright © 2025