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Record Information
Version5.0
StatusDetected but not Quantified
Creation Date2021-09-11 17:06:13 UTC
Update Date2022-09-22 17:45:20 UTC
HMDB IDHMDB0256581
Secondary Accession NumbersNone
Metabolite Identification
Common NamePipes
Description2,2'-piperazine-1,4-diylbisethanesulfonic acid, also known as 1,4-piperazinebis(ethanesulfonate), belongs to the class of organic compounds known as n-alkylpiperazines. These are organic compounds containing a piperazine ring where the nitrogen ring atom carries an alkyl group. Based on a literature review very few articles have been published on 2,2'-piperazine-1,4-diylbisethanesulfonic acid. This compound has been identified in human blood as reported by (PMID: 31557052 ). Pipes is not a naturally occurring metabolite and is only found in those individuals exposed to this compound or its derivatives. Technically Pipes 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
1,4-Piperazinebis(ethanesulfonic acid)ChEBI
1,4-Piperazinediethanesulfonic acidChEBI
2,2'-(Piperazine-1,4-diyl)bis(ethanesulphonic) acidChEBI
PIPERAZINE-N,n'-bis(2-ethanesulfonIC ACID)ChEBI
1,4-Piperazinebis(ethanesulfonate)Generator
1,4-Piperazinebis(ethanesulphonate)Generator
1,4-Piperazinebis(ethanesulphonic acid)Generator
1,4-PiperazinediethanesulfonateGenerator
1,4-PiperazinediethanesulphonateGenerator
1,4-Piperazinediethanesulphonic acidGenerator
2,2'-(Piperazine-1,4-diyl)bis(ethanesulfonic) acidGenerator
PIPERAZINE-N,n'-bis(2-ethanesulfonate)Generator
PIPERAZINE-N,n'-bis(2-ethanesulphonate)Generator
PIPERAZINE-N,n'-bis(2-ethanesulphonic acid)Generator
2,2'-Piperazine-1,4-diylbisethanesulfonateGenerator
2,2'-Piperazine-1,4-diylbisethanesulphonateGenerator
2,2'-Piperazine-1,4-diylbisethanesulphonic acidGenerator
Piperazine-N,n'-bis(2-ethanesulfonic acid), sodium saltMeSH
1,4-Piperazinediethane sulfonic acidMeSH
1,4-PiperazineethanesulfonateMeSH
Chemical FormulaC8H18N2O6S2
Average Molecular Weight302.368
Monoisotopic Molecular Weight302.060627698
IUPAC Name2-[4-(2-sulfoethyl)piperazin-1-yl]ethane-1-sulfonic acid
Traditional Namepipes
CAS Registry NumberNot Available
SMILES
OS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC1
InChI Identifier
InChI=1S/C8H18N2O6S2/c11-17(12,13)7-5-9-1-2-10(4-3-9)6-8-18(14,15)16/h1-8H2,(H,11,12,13)(H,14,15,16)
InChI KeyIHPYMWDTONKSCO-UHFFFAOYSA-N
Chemical Taxonomy
Description Belongs to the class of organic compounds known as n-alkylpiperazines. These are organic compounds containing a piperazine ring where the nitrogen ring atom carries an alkyl group.
KingdomOrganic compounds
Super ClassOrganoheterocyclic compounds
ClassDiazinanes
Sub ClassPiperazines
Direct ParentN-alkylpiperazines
Alternative Parents
Substituents
  • N-alkylpiperazine
  • Organic sulfonic acid or derivatives
  • Organosulfonic acid or derivatives
  • Organosulfonic acid
  • Sulfonyl
  • Alkanesulfonic acid
  • Tertiary amine
  • Tertiary aliphatic amine
  • Azacycle
  • Amine
  • Organic oxide
  • Organopnictogen compound
  • Organic oxygen compound
  • Organic nitrogen compound
  • Organosulfur compound
  • Organonitrogen compound
  • Hydrocarbon derivative
  • Aliphatic heteromonocyclic compound
Molecular FrameworkAliphatic heteromonocyclic compounds
External Descriptors
Ontology
Not AvailableNot 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
logP-2.5ALOGPS
logP-4.9ChemAxon
logS-1.4ALOGPS
pKa (Strongest Acidic)-1.8ChemAxon
pKa (Strongest Basic)7.45ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count8ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area115.22 ŲChemAxon
Rotatable Bond Count6ChemAxon
Refractivity65.41 m³·mol⁻¹ChemAxon
Polarizability28.42 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]+160.28830932474
DeepCCS[M-H]-157.9330932474
DeepCCS[M-2H]-190.81630932474
DeepCCS[M+Na]+166.38130932474
AllCCS[M+H]+161.832859911
AllCCS[M+H-H2O]+158.832859911
AllCCS[M+NH4]+164.532859911
AllCCS[M+Na]+165.332859911
AllCCS[M-H]-158.832859911
AllCCS[M+Na-2H]-159.432859911
AllCCS[M+HCOO]-160.232859911

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, 2022.1.89 minutes32390414
Predicted by Siyang on May 30, 20228.2372 minutes33406817
Predicted by Siyang using ReTip algorithm on June 8, 20227.13 minutes32390414
Fem_Long = Waters ACQUITY UPLC HSS T3 C18 with Water:MeOH and 0.1% Formic Acid370.7 seconds40023050
Fem_Lipids = Ascentis Express C18 with (60:40 water:ACN):(90:10 IPA:ACN) and 10mM NH4COOH + 0.1% Formic Acid223.4 seconds40023050
Life_Old = Waters ACQUITY UPLC BEH C18 with Water:(20:80 acetone:ACN) and 0.1% Formic Acid70.9 seconds40023050
Life_New = RP Waters ACQUITY UPLC HSS T3 C18 with Water:(30:70 MeOH:ACN) and 0.1% Formic Acid158.1 seconds40023050
RIKEN = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid46.0 seconds40023050
Eawag_XBridgeC18 = XBridge C18 3.5u 2.1x50 mm with Water:MeOH and 0.1% Formic Acid236.6 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 Acid239.4 seconds40023050
HILIC_BDD_2 = Merck SeQuant ZIC-HILIC with ACN(0.1% formic acid):water(16 mM ammonium formate)1036.7 seconds40023050
UniToyama_Atlantis = RP Waters Atlantis T3 (2.1 x 150 mm, 5 um) with ACN:Water and 0.1% Formic Acid559.2 seconds40023050
BDD_C18 = Hypersil Gold 1.9µm C18 with Water:ACN and 0.1% Formic Acid43.7 seconds40023050
UFZ_Phenomenex = Kinetex Core-Shell C18 2.6 um, 3.0 x 100 mm, Phenomenex with Water:MeOH and 0.1% Formic Acid628.2 seconds40023050
SNU_RIKEN_POS = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid180.2 seconds40023050
RPMMFDA = Waters ACQUITY UPLC BEH C18 with Water:ACN and 0.1% Formic Acid209.0 seconds40023050
MTBLS87 = Merck SeQuant ZIC-pHILIC column with ACN:Water and :ammonium carbonate658.6 seconds40023050
KI_GIAR_zic_HILIC_pH2_7 = Merck SeQuant ZIC-HILIC with ACN:Water and 0.1% FA547.6 seconds40023050
Meister zic-pHILIC pH9.3 = Merck SeQuant ZIC-pHILIC column with ACN:Water 5mM NH4Ac pH9.3 and 5mM ammonium acetate in water401.6 seconds40023050

Predicted Kovats Retention Indices

Underivatized

MetaboliteSMILESKovats RI ValueColumn TypeReference
PipesOS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC14131.3Standard polar33892256
PipesOS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC11661.2Standard non polar33892256
PipesOS(=O)(=O)CCN1CCN(CCS(O)(=O)=O)CC12583.4Semi standard non polar33892256

Derivatized

Derivative Name / StructureSMILESKovats RI ValueColumn TypeReference
Pipes,1TMS,isomer #1C[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O)CC12526.0Semi standard non polar33892256
Pipes,1TMS,isomer #1C[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O)CC12535.8Standard non polar33892256
Pipes,1TMS,isomer #1C[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O)CC14178.1Standard polar33892256
Pipes,2TMS,isomer #1C[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O[Si](C)(C)C)CC12627.3Semi standard non polar33892256
Pipes,2TMS,isomer #1C[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O[Si](C)(C)C)CC12658.1Standard non polar33892256
Pipes,2TMS,isomer #1C[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O[Si](C)(C)C)CC13756.9Standard polar33892256
Pipes,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O)CC12766.5Semi standard non polar33892256
Pipes,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O)CC12818.7Standard non polar33892256
Pipes,1TBDMS,isomer #1CC(C)(C)[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O)CC14231.1Standard polar33892256
Pipes,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O[Si](C)(C)C(C)(C)C)CC13091.7Semi standard non polar33892256
Pipes,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O[Si](C)(C)C(C)(C)C)CC13247.4Standard non polar33892256
Pipes,2TBDMS,isomer #1CC(C)(C)[Si](C)(C)OS(=O)(=O)CCN1CCN(CCS(=O)(=O)O[Si](C)(C)C(C)(C)C)CC13786.8Standard polar33892256
Spectra

GC-MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Predicted GC-MSPredicted GC-MS Spectrum - Pipes GC-MS (Non-derivatized) - 70eV, Positivesplash10-0006-5950000000-8abf19023519386f1b852021-09-23Wishart LabView Spectrum
Predicted GC-MSPredicted GC-MS Spectrum - Pipes GC-MS (Non-derivatized) - 70eV, PositiveNot Available2021-10-12Wishart LabView Spectrum

MS/MS Spectra

Spectrum TypeDescriptionSplash KeyDeposition DateSourceView
Experimental LC-MS/MSLC-MS/MS Spectrum - Pipes 40V, Negative-QTOFsplash10-002f-9800000000-dc2d8ab4db9f902003552021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Pipes 20V, Negative-QTOFsplash10-0udl-2945000000-cfdbc8b2fefdbf70670a2021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Pipes 30V, Negative-QTOFsplash10-0006-2910000000-cd473fd41e93c26b7bd02021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Pipes 10V, Negative-QTOFsplash10-0udi-0019000000-e48b381d842cd4cfe7f22021-09-20HMDB team, MONAView Spectrum
Experimental LC-MS/MSLC-MS/MS Spectrum - Pipes 30V, Positive-QTOFsplash10-0h2b-9800000000-f010c9478ca6bbf12d1a2021-09-20HMDB team, MONAView Spectrum

NMR Spectra

Spectrum TypeDescriptionDeposition DateSourceView
Predicted 1D NMR1H NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 100 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 1000 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 200 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 300 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 400 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 500 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 600 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 700 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 800 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR13C NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Predicted 1D NMR1H NMR Spectrum (1D, 900 MHz, D2O, predicted)2021-10-27Wishart LabView Spectrum
Biological Properties
Cellular LocationsNot Available
Biospecimen Locations
  • Blood
  • Urine
Tissue LocationsNot Available
Pathways
Normal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
BloodDetected but not QuantifiedNot QuantifiedNot SpecifiedNot SpecifiedNormal details
Abnormal Concentrations
BiospecimenStatusValueAgeSexConditionReferenceDetails
UrineDetected but not QuantifiedNot QuantifiedAdult (>18 years old)BothAsthma details
Associated Disorders and Diseases
Disease ReferencesNone
Associated OMIM IDsNone
DrugBank IDNot Available
Phenol Explorer Compound IDNot Available
FooDB IDNot Available
KNApSAcK IDNot Available
Chemspider ID72022
KEGG Compound IDNot Available
BioCyc IDNot Available
BiGG IDNot Available
Wikipedia LinkNot Available
METLIN IDNot Available
PubChem CompoundNot Available
PDB IDNot Available
ChEBI ID44933
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 ]