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Record Information
Version5.0
StatusDetected and Quantified
Creation Date2012-09-11 17:50:34 UTC
Update Date2023-02-21 17:22:23 UTC
HMDB IDHMDB0032572
Secondary Accession Numbers
  • HMDB32572
Metabolite Identification
Common NameMethylparaben
DescriptionMethylparaben, also known as methyl 4-hydroxybenzoate or p-carbomethoxyphenol, belongs to the class of organic compounds known as p-hydroxybenzoic acid alkyl esters. These are aromatic compounds containing a benzoic acid, which is esterified with an alkyl group and para-substituted with a hydroxyl group. Methylparaben is an antimicrobial agent, preservative, and flavouring agent. methylparaben has been detected, but not quantified, in a few different foods, such as alcoholic beverages, saffrons, and fruits (particularly blueberries). It is also a constituent of cloudberry, yellow passion fruit, white wine, botrytized wine, and Bourbon vanilla. Methylparaben is the most frequently used antimicrobial preservative in cosmetics.
Structure
Data?1677000143
Synonyms
Chemical FormulaC8H8O3
Average Molecular Weight152.1473
Monoisotopic Molecular Weight152.047344122
IUPAC Namemethyl 4-hydroxybenzoate
Traditional Nameparaben
CAS Registry Number99-76-3
SMILES
COC(=O)C1=CC=C(O)C=C1
InChI Identifier
InChI=1S/C8H8O3/c1-11-8(10)6-2-4-7(9)5-3-6/h2-5,9H,1H3
InChI KeyLXCFILQKKLGQFO-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as p-hydroxybenzoic acid alkyl esters. These are aromatic compounds containing a benzoic acid, which is esterified with an alkyl group and para-substituted with a hydroxyl group.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassBenzoic acids and derivatives
Direct Parentp-Hydroxybenzoic acid alkyl esters
Alternative Parents
Substituents
  • P-hydroxybenzoic acid alkyl ester
  • Benzoyl
  • 1-hydroxy-2-unsubstituted benzenoid
  • Phenol
  • Methyl ester
  • Carboxylic acid ester
  • Monocarboxylic acid or derivatives
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic compounds
External Descriptors
Ontology
Physiological effect
Disposition
ProcessNot Available
Role
Physical Properties
StateSolid
Experimental Molecular Properties
PropertyValueReference
Melting Point131 °CNot Available
Boiling Point275.00 °C. @ 760.00 mm HgThe Good Scents Company Information System
Water Solubility2.5 mg/mL at 25 °CNot Available
LogP1.96Not Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
Predicted Chromatographic Properties
Spectra
Biological Properties
Cellular Locations
  • Cytoplasm
  • Extracellular
Biospecimen Locations
  • Blood
  • Feces
  • Saliva
  • Sweat
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedAdult (>18 years old)BothNormal details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Normal
details
SalivaDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Not SpecifiedNormal details
UrineDetected but not QuantifiedNot QuantifiedAdult (>18 years old)BothNormal details
UrineDetected and Quantified0.0480 (0.0424-0.0545) umol/mmol creatinineAdult (>18 years old)Not SpecifiedNormal
    • National Health a...
details
UrineDetected and Quantified0.0328 (0.0265-0.0406) umol/mmol creatinineChildren (1-13 years old)Not SpecifiedNormal
    • National Health a...
details
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Colorectal cancer
details
FecesDetected but not QuantifiedNot QuantifiedAdult (>18 years old)Both
Colorectal cancer
details
SweatDetected but not QuantifiedNot QuantifiedInfant (0-1 year old)Not Specifiedscreen-positive CF details
Associated Disorders and Diseases
Disease References
Colorectal cancer
  1. Sinha R, Ahn J, Sampson JN, Shi J, Yu G, Xiong X, Hayes RB, Goedert JJ: Fecal Microbiota, Fecal Metabolome, and Colorectal Cancer Interrelations. PLoS One. 2016 Mar 25;11(3):e0152126. doi: 10.1371/journal.pone.0152126. eCollection 2016. [PubMed:27015276 ]
  2. Goedert JJ, Sampson JN, Moore SC, Xiao Q, Xiong X, Hayes RB, Ahn J, Shi J, Sinha R: Fecal metabolomics: assay performance and association with colorectal cancer. Carcinogenesis. 2014 Sep;35(9):2089-96. doi: 10.1093/carcin/bgu131. Epub 2014 Jul 18. [PubMed:25037050 ]
Cystic fibrosis
  1. Adriana Nori de Macedo. Robust capillary electrophoresis methods for biomarker discovery and routine measurements in clinical and epidemiological applications. March 2017 [Link]
Associated OMIM IDs
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDFDB010509
KNApSAcK IDC00030751
Chemspider ID7176
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkMethylparaben
METLIN IDNot Available
PubChem Compound7456
PDB IDMPB
ChEBI ID31835
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDrw1032731
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Gupta S, Kaisheva E: Development of a multidose formulation for a humanized monoclonal antibody using experimental design techniques. AAPS PharmSci. 2003;5(2):E8. [PubMed:12866935 ]
  2. (). Yannai, Shmuel. (2004) Dictionary of food compounds with CD-ROM: Additives, flavors, and ingredients. Boca Raton: Chapman & Hall/CRC.. .