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Record Information
Version2.0
Created at2022-09-02 12:11:08 UTC
Updated at2022-09-02 12:11:08 UTC
NP-MRD IDNP0155174
Secondary Accession NumbersNone
Natural Product Identification
Common Namemono-n-butylphthalate
DescriptionMonobutylphthalate belongs to the class of organic compounds known as benzoic acid esters. These are ester derivatives of benzoic acid. Monobutylphthalate is an extremely weak basic (essentially neutral) compound (based on its pKa). Outside of the human body, Monobutylphthalate has been detected, but not quantified in, cereals and cereal products. This could make monobutylphthalate a potential biomarker for the consumption of these foods. . DBP was added to the California Proposition 65 (1986) list of suspected teratogens in November 2006. DBP was permanently banned in children's toys, Monobutylphthalate inhibits steroidogenesis by downregulating steroidogenic acute regulatory protein expression. Monobutylphthalate is a potentially toxic compound. It is a suspected endocrine disruptor. Dibutyl phthalate (DBP) is a commonly used plasticizer. It is also used as an additive to adhesives or printing inks. DBP is also used as an ectoparasiticide. mono-n-butylphthalate is found in Glycyrrhiza glabra, Nelumbo nucifera and Oecophylla smaragdina. mono-n-butylphthalate was first documented in 2000 (PMID: 11049818). Monobutylphthalate (MBP), is an active metabolite of di-n-butyl phthalate (DBP).
Structure
Thumb
Synonyms
ValueSource
Monobutylphthalic acidGenerator
-N-Butyl-phthalateHMDB
2-(Butoxycarbonyl)benzoateHMDB
2-(Butoxycarbonyl)benzoic acidHMDB
Butyl hydrogen phthalateHMDB
mono-N-Butyl phthalateHMDB
MONOBUTYL phthalATEHMDB
Phthalic acid monobutyl esterHMDB
Phthalic acid, monobutyl esterHMDB
Monobutyl phthalate, copper (2+) saltHMDB
Monobutyl phthalate, potassium saltHMDB
Monobutyl phthalate, manganese (2+) saltHMDB
Monobutyl phthalate, sodium saltHMDB
Monobutyl phthalate, cobalt (2+) saltHMDB
Chemical FormulaC12H14O4
Average Mass222.2372 Da
Monoisotopic Mass222.08921 Da
IUPAC Name2-(butoxycarbonyl)benzoic acid
Traditional Namemonobutyl phthalate
CAS Registry NumberNot Available
SMILES
CCCCOC(=O)C1=CC=CC=C1C(O)=O
InChI Identifier
InChI=1S/C12H14O4/c1-2-3-8-16-12(15)10-7-5-4-6-9(10)11(13)14/h4-7H,2-3,8H2,1H3,(H,13,14)
InChI KeyYZBOVSFWWNVKRJ-UHFFFAOYSA-N
Experimental Spectra
Not Available
Predicted Spectra
Spectrum TypeDescriptionDepositor IDDepositor OrganizationDepositorDeposition DateView
1D NMR13C NMR Spectrum (1D, 25 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 100 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 252 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 1000 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 50 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 200 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 75 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 300 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 101 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 400 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 126 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 500 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 151 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 600 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 176 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 700 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 201 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 800 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR13C NMR Spectrum (1D, 226 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
1D NMR1H NMR Spectrum (1D, 900 MHz, H2O, predicted)Wishart LabWishart LabDavid Wishart2021-06-20View Spectrum
Chemical Shift Submissions
Not Available
Species
Species of Origin
Species NameSourceReference
Glycyrrhiza glabraLOTUS Database
Nelumbo nuciferaLOTUS Database
Oecophylla smaragdinaLOTUS Database
Chemical Taxonomy
Description Belongs to the class of organic compounds known as benzoic acid esters. These are ester derivatives of benzoic acid.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassBenzoic acids and derivatives
Direct ParentBenzoic acid esters
Alternative Parents
Substituents
  • Benzoate ester
  • Benzoic acid
  • Benzoyl
  • Dicarboxylic acid or derivatives
  • Carboxylic acid ester
  • Carboxylic acid
  • Carboxylic acid derivative
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Organooxygen compound
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic compounds
External DescriptorsNot Available
Physical Properties
StateNot Available
Experimental Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Predicted Properties
PropertyValueSource
logP2.48ALOGPS
logP2.96ChemAxon
logS-2.5ALOGPS
pKa (Strongest Acidic)3.08ChemAxon
pKa (Strongest Basic)-7ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count3ChemAxon
Hydrogen Donor Count1ChemAxon
Polar Surface Area63.6 ŲChemAxon
Rotatable Bond Count6ChemAxon
Refractivity59.21 m³·mol⁻¹ChemAxon
Polarizability23.48 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
HMDB IDHMDB0013247
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FoodDB IDFDB012951
KNApSAcK IDNot Available
Chemspider ID8257
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound8575
PDB IDNot Available
ChEBI IDNot Available
Good Scents IDNot Available
References
General References
  1. Blount BC, Silva MJ, Caudill SP, Needham LL, Pirkle JL, Sampson EJ, Lucier GW, Jackson RJ, Brock JW: Levels of seven urinary phthalate metabolites in a human reference population. Environ Health Perspect. 2000 Oct;108(10):979-82. doi: 10.1289/ehp.00108979. [PubMed:11049818 ]
  2. LOTUS database [Link]