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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 16:46:18 UTC
Update Date2021-09-26 23:12:00 UTC
HMDB IDHMDB0256382
Secondary Accession NumbersNone
Metabolite Identification
Common NamePhaclofen
Description[3-amino-2-(4-chlorophenyl)propyl]phosphonic acid belongs to the class of organic compounds known as chlorobenzenes. Chlorobenzenes are compounds containing one or more chlorine atoms attached to a benzene moiety. Based on a literature review very few articles have been published on [3-amino-2-(4-chlorophenyl)propyl]phosphonic acid. This compound has been identified in human blood as reported by (PMID: 31557052 ). Phaclofen is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Phaclofen is part of the human exposome. The exposome can be defined as the collection of all the exposures of an individual in a lifetime and how those exposures relate to health. An individual's exposure begins before birth and includes insults from environmental and occupational sources.
Structure
Thumb
Synonyms
ValueSource
[3-Amino-2-(4-chlorophenyl)propyl]phosphonateGenerator
beta-(4-Chlorophenyl)-3-aminopropylphosphonic acidMeSH
Chemical FormulaC9H13ClNO3P
Average Molecular Weight249.63
Monoisotopic Molecular Weight249.032158
IUPAC Name[3-amino-2-(4-chlorophenyl)propyl]phosphonic acid
Traditional Namephaclofen
CAS Registry NumberNot Available
SMILES
NCC(CP(O)(O)=O)C1=CC=C(Cl)C=C1
InChI Identifier
InChI=1S/C9H13ClNO3P/c10-9-3-1-7(2-4-9)8(5-11)6-15(12,13)14/h1-4,8H,5-6,11H2,(H2,12,13,14)
InChI KeyVSGNGLJPOGUDON-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as chlorobenzenes. Chlorobenzenes are compounds containing one or more chlorine atoms attached to a benzene moiety.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassHalobenzenes
Direct ParentChlorobenzenes
Alternative Parents
Substituents
  • Chlorobenzene
  • Aralkylamine
  • Aryl chloride
  • Aryl halide
  • Organophosphonic acid
  • Organophosphonic acid derivative
  • Organic nitrogen compound
  • Primary amine
  • Organophosphorus compound
  • Organonitrogen compound
  • Organochloride
  • Hydrocarbon derivative
  • Organohalogen compound
  • Primary aliphatic amine
  • Amine
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateNot Available
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water SolubilityNot AvailableNot Available
LogPNot AvailableNot Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
logP0.06ALOGPS
logP-0.82ChemAxon
logS-2ALOGPS
pKa (Strongest Acidic)1.78ChemAxon
pKa (Strongest Basic)9.81ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count3ChemAxon
Polar Surface Area83.55 ŲChemAxon
Rotatable Bond Count4ChemAxon
Refractivity59.43 m³·mol⁻¹ChemAxon
Polarizability22.75 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+147.29330932474
DeepCCS[M-H]-144.93530932474
DeepCCS[M-2H]-178.38730932474
DeepCCS[M+Na]+153.3930932474

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
PhaclofenNCC(CP(O)(O)=O)C1=CC=C(Cl)C=C12812.5Standard polar33892256
PhaclofenNCC(CP(O)(O)=O)C1=CC=C(Cl)C=C11916.3Standard non polar33892256
PhaclofenNCC(CP(O)(O)=O)C1=CC=C(Cl)C=C12222.7Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Phaclofen,1TMS,isomer #1C[Si](C)(C)OP(=O)(O)CC(CN)C1=CC=C(Cl)C=C12160.9Semi standard non polar33892256
Phaclofen,1TMS,isomer #1C[Si](C)(C)OP(=O)(O)CC(CN)C1=CC=C(Cl)C=C12111.9Standard non polar33892256
Phaclofen,1TMS,isomer #1C[Si](C)(C)OP(=O)(O)CC(CN)C1=CC=C(Cl)C=C13130.2Standard polar33892256
Phaclofen,1TMS,isomer #2C[Si](C)(C)NCC(CP(=O)(O)O)C1=CC=C(Cl)C=C12246.0Semi standard non polar33892256
Phaclofen,1TMS,isomer #2C[Si](C)(C)NCC(CP(=O)(O)O)C1=CC=C(Cl)C=C12162.6Standard non polar33892256
Phaclofen,1TMS,isomer #2C[Si](C)(C)NCC(CP(=O)(O)O)C1=CC=C(Cl)C=C13279.7Standard polar33892256
Phaclofen,2TMS,isomer #1C[Si](C)(C)OP(=O)(CC(CN)C1=CC=C(Cl)C=C1)O[Si](C)(C)C2136.0Semi standard non polar33892256
Phaclofen,2TMS,isomer #1C[Si](C)(C)OP(=O)(CC(CN)C1=CC=C(Cl)C=C1)O[Si](C)(C)C2162.6Standard non polar33892256
Phaclofen,2TMS,isomer #1C[Si](C)(C)OP(=O)(CC(CN)C1=CC=C(Cl)C=C1)O[Si](C)(C)C2721.6Standard polar33892256
Phaclofen,2TMS,isomer #2C[Si](C)(C)NCC(CP(=O)(O)O[Si](C)(C)C)C1=CC=C(Cl)C=C12264.7Semi standard non polar33892256
Phaclofen,2TMS,isomer #2C[Si](C)(C)NCC(CP(=O)(O)O[Si](C)(C)C)C1=CC=C(Cl)C=C12243.6Standard non polar33892256
Phaclofen,2TMS,isomer #2C[Si](C)(C)NCC(CP(=O)(O)O[Si](C)(C)C)C1=CC=C(Cl)C=C12714.1Standard polar33892256
Phaclofen,2TMS,isomer #3C[Si](C)(C)N(CC(CP(=O)(O)O)C1=CC=C(Cl)C=C1)[Si](C)(C)C2363.4Semi standard non polar33892256
Phaclofen,2TMS,isomer #3C[Si](C)(C)N(CC(CP(=O)(O)O)C1=CC=C(Cl)C=C1)[Si](C)(C)C2404.9Standard non polar33892256
Phaclofen,2TMS,isomer #3C[Si](C)(C)N(CC(CP(=O)(O)O)C1=CC=C(Cl)C=C1)[Si](C)(C)C3059.8Standard polar33892256
Phaclofen,3TMS,isomer #1C[Si](C)(C)NCC(CP(=O)(O[Si](C)(C)C)O[Si](C)(C)C)C1=CC=C(Cl)C=C12232.5Semi standard non polar33892256
Phaclofen,3TMS,isomer #1C[Si](C)(C)NCC(CP(=O)(O[Si](C)(C)C)O[Si](C)(C)C)C1=CC=C(Cl)C=C12272.9Standard non polar33892256
Phaclofen,3TMS,isomer #1C[Si](C)(C)NCC(CP(=O)(O[Si](C)(C)C)O[Si](C)(C)C)C1=CC=C(Cl)C=C12394.9Standard polar33892256
Phaclofen,3TMS,isomer #2C[Si](C)(C)OP(=O)(O)CC(CN([Si](C)(C)C)[Si](C)(C)C)C1=CC=C(Cl)C=C12376.2Semi standard non polar33892256
Phaclofen,3TMS,isomer #2C[Si](C)(C)OP(=O)(O)CC(CN([Si](C)(C)C)[Si](C)(C)C)C1=CC=C(Cl)C=C12419.8Standard non polar33892256
Phaclofen,3TMS,isomer #2C[Si](C)(C)OP(=O)(O)CC(CN([Si](C)(C)C)[Si](C)(C)C)C1=CC=C(Cl)C=C12602.5Standard polar33892256
Phaclofen,4TMS,isomer #1C[Si](C)(C)OP(=O)(CC(CN([Si](C)(C)C)[Si](C)(C)C)C1=CC=C(Cl)C=C1)O[Si](C)(C)C2380.2Semi standard non polar33892256
Phaclofen,4TMS,isomer #1C[Si](C)(C)OP(=O)(CC(CN([Si](C)(C)C)[Si](C)(C)C)C1=CC=C(Cl)C=C1)O[Si](C)(C)C2420.0Standard non polar33892256
Phaclofen,4TMS,isomer #1C[Si](C)(C)OP(=O)(CC(CN([Si](C)(C)C)[Si](C)(C)C)C1=CC=C(Cl)C=C1)O[Si](C)(C)C2365.0Standard polar33892256
Phaclofen,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OP(=O)(O)CC(CN)C1=CC=C(Cl)C=C12433.1Semi standard non polar33892256
Phaclofen,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OP(=O)(O)CC(CN)C1=CC=C(Cl)C=C12353.1Standard non polar33892256
Phaclofen,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OP(=O)(O)CC(CN)C1=CC=C(Cl)C=C13188.8Standard polar33892256
Phaclofen,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)NCC(CP(=O)(O)O)C1=CC=C(Cl)C=C12525.8Semi standard non polar33892256
Phaclofen,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)NCC(CP(=O)(O)O)C1=CC=C(Cl)C=C12418.6Standard non polar33892256
Phaclofen,1TBDMS,isomer #2CC(C)(C)[Si](C)(C)NCC(CP(=O)(O)O)C1=CC=C(Cl)C=C13317.7Standard polar33892256
Phaclofen,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OP(=O)(CC(CN)C1=CC=C(Cl)C=C1)O[Si](C)(C)C(C)(C)C2630.4Semi standard non polar33892256
Phaclofen,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OP(=O)(CC(CN)C1=CC=C(Cl)C=C1)O[Si](C)(C)C(C)(C)C2574.6Standard non polar33892256
Phaclofen,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OP(=O)(CC(CN)C1=CC=C(Cl)C=C1)O[Si](C)(C)C(C)(C)C2836.6Standard polar33892256
Phaclofen,2TBDMS,isomer #2CC(C)(C)[Si](C)(C)NCC(CP(=O)(O)O[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C12753.5Semi standard non polar33892256
Phaclofen,2TBDMS,isomer #2CC(C)(C)[Si](C)(C)NCC(CP(=O)(O)O[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C12684.9Standard non polar33892256
Phaclofen,2TBDMS,isomer #2CC(C)(C)[Si](C)(C)NCC(CP(=O)(O)O[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C12879.6Standard polar33892256
Phaclofen,2TBDMS,isomer #3CC(C)(C)[Si](C)(C)N(CC(CP(=O)(O)O)C1=CC=C(Cl)C=C1)[Si](C)(C)C(C)(C)C2806.9Semi standard non polar33892256
Phaclofen,2TBDMS,isomer #3CC(C)(C)[Si](C)(C)N(CC(CP(=O)(O)O)C1=CC=C(Cl)C=C1)[Si](C)(C)C(C)(C)C2782.0Standard non polar33892256
Phaclofen,2TBDMS,isomer #3CC(C)(C)[Si](C)(C)N(CC(CP(=O)(O)O)C1=CC=C(Cl)C=C1)[Si](C)(C)C(C)(C)C3128.6Standard polar33892256
Phaclofen,3TBDMS,isomer #1CC(C)(C)[Si](C)(C)NCC(CP(=O)(O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C12971.3Semi standard non polar33892256
Phaclofen,3TBDMS,isomer #1CC(C)(C)[Si](C)(C)NCC(CP(=O)(O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C12811.3Standard non polar33892256
Phaclofen,3TBDMS,isomer #1CC(C)(C)[Si](C)(C)NCC(CP(=O)(O[Si](C)(C)C(C)(C)C)O[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C12707.0Standard polar33892256
Phaclofen,3TBDMS,isomer #2CC(C)(C)[Si](C)(C)OP(=O)(O)CC(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C13046.6Semi standard non polar33892256
Phaclofen,3TBDMS,isomer #2CC(C)(C)[Si](C)(C)OP(=O)(O)CC(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C12942.1Standard non polar33892256
Phaclofen,3TBDMS,isomer #2CC(C)(C)[Si](C)(C)OP(=O)(O)CC(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C12830.4Standard polar33892256
Phaclofen,4TBDMS,isomer #1CC(C)(C)[Si](C)(C)OP(=O)(CC(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C1)O[Si](C)(C)C(C)(C)C3268.3Semi standard non polar33892256
Phaclofen,4TBDMS,isomer #1CC(C)(C)[Si](C)(C)OP(=O)(CC(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C1)O[Si](C)(C)C(C)(C)C3060.6Standard non polar33892256
Phaclofen,4TBDMS,isomer #1CC(C)(C)[Si](C)(C)OP(=O)(CC(CN([Si](C)(C)C(C)(C)C)[Si](C)(C)C(C)(C)C)C1=CC=C(Cl)C=C1)O[Si](C)(C)C(C)(C)C2728.2Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Phaclofen GC-MS (Non-derivatized) - 70eV, Positivesplash10-001i-9330000000-cad42a23d12af5cad5782021-09-24Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Phaclofen GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-25Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID1579
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem Compound1641
PDB IDNot Available
ChEBI IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
MarkerDB IDNot Available
Good Scents IDNot Available
References
Synthesis ReferenceNot Available
Material Safety Data Sheet (MSDS)Not Available
General References
  1. Barupal DK, Fiehn O: Generating the Blood Exposome Database Using a Comprehensive Text Mining and Database Fusion Approach. Environ Health Perspect. 2019 Sep;127(9):97008. doi: 10.1289/EHP4713. Epub 2019 Sep 26. [PubMed:31557052 ]

Enzymes

General function:
Involved in G-protein coupled receptor activity
Specific function:
Isoform 1E function may be to regulate the availability of functional GABA-B-R1A/GABA-B-R2 heterodimers by competing for GABA-B-R2 dimerization. This could explain the observation that certain small molecule ligands exhibit differential affinity for central versus peripheral sites
Gene Name:
GABBR1
Uniprot ID:
Q9UBS5
Molecular weight:
108319.4