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Record Information
Version5.0
StatusExpected but not Quantified
Creation Date2012-09-06 15:16:51 UTC
Update Date2022-03-07 02:51:56 UTC
HMDB IDHMDB0015318
Secondary Accession Numbers
  • HMDB15318
Metabolite Identification
Common NameIophendylate
DescriptionIophendylate is a mixture of isomers used as contrast medium, mainly for brain and spinal cord visualization. Iophendylate is a myelographic oil-ester (U.S. Patent 2,348,231). Iophendylate, which was never shown to be safe, was initially introduced for use in small amounts (1-2cc) for locating spinal tumors. It next appeared on the world scene for high volume (12-15cc), routine use, in diagnosing disc herniations. A number of clinicians have published on the dangers of oil myelography. In 1942 Van Wagenen (a neurosurgical colleague of Warrens, at the University of Rochester) identified Iophendylate as causing chemical meningitis in 30 patients where 'space-displacing masses within the spinal canal were suspected'.
Structure
Data?1582753283
Synonyms
ValueSource
Iophendylic acidGenerator
IsophendylateHMDB
MaiodilHMDB
MyodilHMDB
EthiodanHMDB
IofendylateHMDB
IoglunideHMDB
PanthopaqueHMDB
IodophendylateHMDB
Ethyl 10-(2-iodophenyl)undecanoic acidHMDB
Chemical FormulaC19H29IO2
Average Molecular Weight416.3368
Monoisotopic Molecular Weight416.121223592
IUPAC Nameethyl 10-(2-iodophenyl)undecanoate
Traditional Nameiophendylate
CAS Registry Number99-79-6
SMILES
CCOC(=O)CCCCCCCCC(C)C1=CC=CC=C1I
InChI Identifier
InChI=1S/C19H29IO2/c1-3-22-19(21)15-9-7-5-4-6-8-12-16(2)17-13-10-11-14-18(17)20/h10-11,13-14,16H,3-9,12,15H2,1-2H3
InChI KeyIWRUDYQZPTVTPA-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as iodobenzenes. These are aromatic compounds containing one or more iodine atoms attached to a benzene.
KingdomOrganic compounds
Super ClassBenzenoids
ClassBenzene and substituted derivatives
Sub ClassHalobenzenes
Direct ParentIodobenzenes
Alternative Parents
Substituents
  • Fatty acid ester
  • Iodobenzene
  • Aryl halide
  • Aryl iodide
  • Fatty acyl
  • Carboxylic acid ester
  • Carboxylic acid derivative
  • Monocarboxylic acid or derivatives
  • Organoiodide
  • Organooxygen compound
  • Hydrocarbon derivative
  • Carbonyl group
  • Organic oxide
  • Organic oxygen compound
  • Organohalogen compound
  • Aromatic homomonocyclic compound
Molecular FrameworkAromatic homomonocyclic compounds
External DescriptorsNot Available
Ontology
Physiological effectNot Available
Disposition
ProcessNot Available
RoleNot Available
Physical Properties
StateLiquid
Experimental Molecular Properties
PropertyValueReference
Melting PointNot AvailableNot Available
Boiling PointNot AvailableNot Available
Water Solubility2.5e-05 g/LNot Available
LogP7.7Not Available
Experimental Chromatographic PropertiesNot Available
Predicted Molecular Properties
PropertyValueSource
Water Solubility2.5e-05 g/LALOGPS
logP6.79ALOGPS
logP6.89ChemAxon
logS-7.2ALOGPS
pKa (Strongest Basic)-7ChemAxon
Physiological Charge0ChemAxon
Hydrogen Acceptor Count1ChemAxon
Hydrogen Donor Count0ChemAxon
Polar Surface Area26.3 ŲChemAxon
Rotatable Bond Count12ChemAxon
Refractivity101.6 m³·mol⁻¹ChemAxon
Polarizability41.29 ųChemAxon
Number of Rings1ChemAxon
BioavailabilityNoChemAxon
Rule of FiveNoChemAxon
Ghose FilterNoChemAxon
Veber's RuleNoChemAxon
MDDR-like RuleNoChemAxon
Predicted Chromatographic Properties

Predicted Collision Cross Sections

PredictorAdduct TypeCCS Value (Å2)Reference
DeepCCS[M+H]+184.9630932474
DeepCCS[M-H]-182.60230932474
DeepCCS[M-2H]-215.48830932474
DeepCCS[M+Na]+191.12930932474
AllCCS[M+H]+195.232859911
AllCCS[M+H-H2O]+192.732859911
AllCCS[M+NH4]+197.532859911
AllCCS[M+Na]+198.132859911
AllCCS[M-H]-195.532859911
AllCCS[M+Na-2H]-197.532859911
AllCCS[M+HCOO]-199.832859911

Predicted Retention Times

Underivatized

Chromatographic MethodRetention TimeReference
Measured using a Waters Acquity ultraperformance liquid chromatography (UPLC) ethylene-bridged hybrid (BEH) C18 column (100 mm × 2.1 mm; 1.7 μmparticle diameter). Predicted by Afia on May 17, 2022. Predicted by Afia on May 17, 2022.8.21 minutes32390414
Predicted by Siyang on May 30, 202223.4921 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20220.82 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid2967.4 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid746.1 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid288.3 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid401.3 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid556.8 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid1083.2 seconds40023050
BfG_NTS_RP1 =Agilent Zorbax Eclipse Plus C18 (2.1 mm x 150 mm, 3.5 um) with Water:ACN and 0.1% Formic Acid936.3 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)102.3 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid2151.6 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid695.3 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid2007.7 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid756.7 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid523.0 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate582.8 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA666.5 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water8.0 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
IophendylateCCOC(=O)CCCCCCCCC(C)C1=CC=CC=C1I2924.4Standard polar33892256
IophendylateCCOC(=O)CCCCCCCCC(C)C1=CC=CC=C1I2399.4Standard non polar33892256
IophendylateCCOC(=O)CCCCCCCCC(C)C1=CC=CC=C1I2512.8Semi standard non polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Iophendylate GC-MS (Non-derivatized) - 70eV, Positivesplash10-001i-2393000000-c63b6b1c060a30fc786c2017-09-01Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Iophendylate GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 10V, Positive-QTOFsplash10-014i-1136900000-908d7aa49bdf879b6a362016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 20V, Positive-QTOFsplash10-00te-4049100000-d9249f50b00af7fb78902016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 40V, Positive-QTOFsplash10-000x-9331000000-b93ea3bf748f61553f132016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 10V, Negative-QTOFsplash10-014i-2007900000-e9d1ba3553953e569a0e2016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 20V, Negative-QTOFsplash10-014i-5009300000-db5e210428edec3041012016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 40V, Negative-QTOFsplash10-052g-9014000000-3af47d70f97da690a9a42016-08-03Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 10V, Positive-QTOFsplash10-014i-2639800000-14b868e357d7d314e64e2021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 20V, Positive-QTOFsplash10-008a-4963000000-11c2c8aa5ad03bd9d9212021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 40V, Positive-QTOFsplash10-001i-4390000000-107b7e745bba4809ff522021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 10V, Negative-QTOFsplash10-014i-0002900000-65bad5756c6ad5ec21f22021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 20V, Negative-QTOFsplash10-014l-1109000000-00e606d74bce9c6c4a792021-10-11Wishart LabView Spectrum
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - Iophendylate 40V, Negative-QTOFsplash10-056u-1974000000-bc21acfcd9f5ef6bc1c42021-10-11Wishart LabView Spectrum
Biological Properties
Cellular Locations
  • Membrane (predicted from logP)
Biospecimen Locations
  • Blood
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableTaking drug identified by DrugBank entry DB01187 details
UrineExpected but not QuantifiedNot QuantifiedNot AvailableNot AvailableTaking drug identified by DrugBank entry DB01187 details
Abnormal Concentrations
Not Available
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDDB01187
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID2301035
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkIofendylate
METLIN IDNot Available
PubChem Compound3037234
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 ReferencesNot Available