Record Information
Version1.0
Creation Date2016-09-30 22:45:19 UTC
Update Date2020-05-11 20:48:39 UTC
BMDB IDBMDB0001392
Secondary Accession Numbers
  • BMDB01392
Metabolite Identification
Common Namep-Aminobenzoic acid
Description4-Aminobenzoic acid, also known as paba or p-aminobenzoate, belongs to the class of organic compounds known as aminobenzoic acids. These are benzoic acids containing an amine group attached to the benzene moiety. 4-Aminobenzoic acid exists as a solid, possibly soluble (in water), and a moderately basic compound (based on its pKa) molecule. 4-Aminobenzoic acid exists in all living species, ranging from bacteria to humans.
Structure
Thumb
Synonyms
ValueSource
1-Amino-4-carboxybenzeneChEBI
4-Amino-benzoic acidChEBI
4-AminobenzoesaeureChEBI
4-CarboxyanilineChEBI
4-CarboxyphenylamineChEBI
ABEEChEBI
gamma-Aminobenzoic acidChEBI
p-AminobenzoesaeureChEBI
p-CarboxyanilineChEBI
p-CarboxyphenylamineChEBI
PABAChEBI
Para-aminobenzoic acidChEBI
4-Aminobenzoic acidKegg
p-AminobenzoateKegg
RVPaba lipstickKegg
4-Amino-benzoateGenerator
g-AminobenzoateGenerator
g-Aminobenzoic acidGenerator
gamma-AminobenzoateGenerator
Γ-aminobenzoateGenerator
Γ-aminobenzoic acidGenerator
Para-aminobenzoateGenerator
4-AminobenzoateGenerator
acido P-AminobenzoicoHMDB
Acidum paraminobenzoicumHMDB
ActipolHMDB
AmbenHMDB
AminobenzoateHMDB
Aminobenzoic acidHMDB, MeSH
Aniline-4-carboxylateHMDB
Aniline-4-carboxylic acidHMDB
Anti-chromotrichia factorHMDB
Anticanitic vitaminHMDB
Anticantic vitaminHMDB
Antichromotrichia factorHMDB
Bacterial vitamin H1HMDB
Chromotrichia factorHMDB
HacheminaHMDB, MeSH
Kyselina P-aminobenzoovaHMDB
P-amino-BenzoateHMDB
P-amino-Benzoic acidHMDB
PABHMDB
PabacydHMDB
PabafilmHMDB
PabagelHMDB
PabamineHMDB
PabanolHMDB
PapacidumHMDB
ParaminolHMDB, MeSH
ParanateHMDB
PotabaHMDB, MeSH
RomavitHMDB
RvpabaHMDB
SunbrellaHMDB
Super shade by coppertoneHMDB
Trichochromogenic factorHMDB
Trochromogenic factorHMDB
Vitamin BXHMDB
Vitamin h'HMDB
4 Aminobenzoic acidMeSH, HMDB
4 Aminobenzoic acid, potassium saltMeSH, HMDB
EpitelplastMeSH, HMDB
Jumer brand OF aminobenzoic acidMeSH, HMDB
Medea brand OF aminobenzoic acidMeSH, HMDB
ParaminanMeSH, HMDB
4-Aminobenzoate, potassiumMeSH, HMDB
Epit vitMeSH, HMDB
Llorens brand OF aminobenzoic acidMeSH, HMDB
PabasanMeSH, HMDB
Potassium aminobenzoateMeSH, HMDB
4-Aminobenzoic acid, potassium saltMeSH, HMDB
Aminobenzoate, potassiumMeSH, HMDB
Glenwood brand OF potassium aminobezoateMeSH, HMDB
Llorens brand OF aminobenzoic acid sodium saltMeSH, HMDB
Magnesium para-aminobenzoateMeSH, HMDB
Potassium 4 aminobenzoateMeSH, HMDB
Potassium 4-aminobenzoateMeSH, HMDB
P Aminobenzoic acidMeSH, HMDB
Para aminobenzoic acidMeSH, HMDB
Para-aminobenzoate, magnesiumMeSH, HMDB
p-Aminobenzoic acidChEBI
Chemical FormulaC7H7NO2
Average Molecular Weight137.136
Monoisotopic Molecular Weight137.047678473
IUPAC Name4-aminobenzoic acid
Traditional Namesunbrella
CAS Registry Number150-13-0
SMILES
NC1=CC=C(C=C1)C(O)=O
InChI Identifier
InChI=1S/C7H7NO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4H,8H2,(H,9,10)
InChI KeyALYNCZNDIQEVRV-UHFFFAOYSA-N
Chemical Taxonomy
Description belongs to the class of organic compounds known as aminobenzoic acids. These are benzoic acids containing an amine group attached to the benzene moiety.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassBenzoic acids and derivatives
Direct ParentAminobenzoic acids
Alternative Parents
Substituents
  • Aminobenzoic acid
  • Benzoic acid
  • Benzoyl
  • Aniline or substituted anilines
  • Amino acid or derivatives
  • Amino acid
  • Carboxylic acid derivative
  • Carboxylic acid
  • Monocarboxylic acid or derivatives
  • Amine
  • Organonitrogen compound
  • Organooxygen compound
  • Primary amine
  • Hydrocarbon derivative
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • Organic nitrogen compound
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic compounds
External Descriptors
Ontology
StatusDetected but not Quantified
Origin
  • Endogenous
  • Exogenous
BiofunctionNot Available
ApplicationNot Available
Cellular locationsNot Available
Physical Properties
StateSolid
Experimental Properties
PropertyValueReference
Melting Point188.5 °CNot Available
Boiling PointNot AvailableNot Available
Water Solubility6.11 mg/mLNot Available
LogP0.83HANSCH,C ET AL. (1995)
Predicted Properties
PropertyValueSource
logP0.78ALOGPS
logP0.8ChemAxon
logS-1.5ALOGPS
pKa (Strongest Acidic)4.77ChemAxon
pKa (Strongest Basic)2.69ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area63.32 ŲChemAxon
Rotatable Bond Count1ChemAxon
Refractivity38.01 m³·mol⁻¹ChemAxon
Polarizability13.44 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Spectra
Spectra
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Epidermis
  • Fibroblasts
  • Intestine
  • Liver
  • Milk
  • Placenta
  • Prostate Tissue
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
EpidermisExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal
  • Not Applicable
details
FibroblastsExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal
  • Not Applicable
details
IntestineExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal
  • Not Applicable
details
LiverExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal
  • Not Applicable
details
MilkDetected but not QuantifiedNot QuantifiedNot SpecifiedNot Specified
Normal
details
PlacentaExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal
  • Not Applicable
details
Prostate TissueExpected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal
  • Not Applicable
details
Abnormal Concentrations
Not Available
HMDB IDHMDB0001392
DrugBank IDDB02362
Phenol Explorer Compound IDNot Available
FooDB IDFDB001037
KNApSAcK IDC00001401
Chemspider ID953
KEGG Compound IDC00568
BioCyc IDP-AMINO-BENZOATE
BiGG IDNot Available
Wikipedia Link4-Aminobenzoic_acid
METLIN ID3261
PubChem Compound978
PDB IDNot Available
ChEBI ID30753
References
Synthesis ReferenceSato, Ryu; Kimura, Koichi; Takahashi, Akira. Preparation of p-aminobenzoic acid from styrene polymers. Jpn. Kokai Tokkyo Koho (2007), 13pp.
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Mung D, Li L: Applying quantitative metabolomics based on chemical isotope labeling LC-MS for detecting potential milk adulterant in human milk. Anal Chim Acta. 2018 Feb 25;1001:78-85. doi: 10.1016/j.aca.2017.11.019. Epub 2017 Nov 14. [PubMed:29291809 ]