Record Information
Version1.0
Creation date2011-09-21 00:26:52 UTC
Update date2015-10-09 22:33:37 UTC
Primary IDFDB023245
Secondary Accession NumbersNot Available
Chemical Information
FooDB Name2-Hydroxyethanesulfonate
Description2-Hydroxyethanesulfonate, also known as isethionate or isethionic acid, belongs to the class of organic compounds known as organosulfonic acids. Organosulfonic acids are compounds containing the sulfonic acid group, which has the general structure RS(=O)2OH (R is not a hydrogen atom). 2-Hydroxyethanesulfonate is an extremely weak basic (essentially neutral) compound (based on its pKa). 2-Hydroxyethanesulfonate exists in all living organisms, ranging from bacteria to humans.
CAS Number107-36-8
Structure
Thumb
Synonyms
SynonymSource
2-Hydroxyethane-1-sulfonic acidChEBI
2-Hydroxyethanesulfonic acidChEBI
2-Hydroxyethylsulfonic acidChEBI
beta-Hydroxyethanesulfonic acidChEBI
Isethionic acidKegg
IsethionateKegg
2-Hydroxyethane-1-sulfonateGenerator
2-Hydroxyethane-1-sulphonateGenerator
2-Hydroxyethane-1-sulphonic acidGenerator
2-HydroxyethanesulphonateGenerator
2-Hydroxyethanesulphonic acidGenerator
2-HydroxyethylsulfonateGenerator
2-HydroxyethylsulphonateGenerator
2-Hydroxyethylsulphonic acidGenerator
b-HydroxyethanesulfonateGenerator
b-Hydroxyethanesulfonic acidGenerator
b-HydroxyethanesulphonateGenerator
b-Hydroxyethanesulphonic acidGenerator
beta-HydroxyethanesulfonateGenerator
beta-HydroxyethanesulphonateGenerator
beta-Hydroxyethanesulphonic acidGenerator
Β-hydroxyethanesulfonateGenerator
Β-hydroxyethanesulfonic acidGenerator
Β-hydroxyethanesulphonateGenerator
Β-hydroxyethanesulphonic acidGenerator
(2-Hydroxyethyl)sulfonateHMDB
(2-Hydroxyethyl)sulfonic acidHMDB
EthanolsulfonateHMDB
Ethanolsulfonic acidHMDB
HydroxyethylsulfonateHMDB
Hydroxyethylsulfonic acidHMDB
Isethionic acid sodium saltHMDB
Kyselina isethionovaHMDB
Potassium 2-hydroxyethanesulfonateHMDB
Potassium isethionateHMDB
Sodium 2-hydroxyethanesulfonateHMDB
Sodium 2-hydroxyethyl sulfonateHMDB
Sodium beta-hydroxyethanesulfonateHMDB
Sodium isethionateHMDB
Isethionate, sodiumHMDB
Acid, isethionicHMDB
Isethionic acid monopotassium saltHMDB
Isethionic acid monosodium saltHMDB
Acid, hydroxyethylsulfonicHMDB
Isethionic acid monoammonium saltHMDB
2-HydroxyethanesulfonateGenerator
β-hydroxyethanesulfonateGenerator
β-hydroxyethanesulfonic acidGenerator
β-hydroxyethanesulphonateGenerator
β-hydroxyethanesulphonic acidGenerator
Predicted Properties
PropertyValueSource
Water Solubility103 g/LALOGPS
logP-2.2ALOGPS
logP-2.9ChemAxon
logS-0.09ALOGPS
pKa (Strongest Acidic)-1.4ChemAxon
pKa (Strongest Basic)-2.9ChemAxon
Physiological Charge-1ChemAxon
Hydrogen Acceptor Count4ChemAxon
Hydrogen Donor Count2ChemAxon
Polar Surface Area74.6 ŲChemAxon
Rotatable Bond Count2ChemAxon
Refractivity22.95 m³·mol⁻¹ChemAxon
Polarizability10.43 ųChemAxon
Number of Rings0ChemAxon
BioavailabilityYesChemAxon
Rule of FiveYesChemAxon
Ghose FilterYesChemAxon
Veber's RuleYesChemAxon
MDDR-like RuleYesChemAxon
Chemical FormulaC2H6O4S
IUPAC name2-hydroxyethane-1-sulfonic acid
InChI IdentifierInChI=1S/C2H6O4S/c3-1-2-7(4,5)6/h3H,1-2H2,(H,4,5,6)
InChI KeySUMDYPCJJOFFON-UHFFFAOYSA-N
Isomeric SMILESOCCS(O)(=O)=O
Average Molecular Weight126.132
Monoisotopic Molecular Weight125.99867937
Classification
Description belongs to the class of organic compounds known as organosulfonic acids. Organosulfonic acids are compounds containing the sulfonic acid group, which has the general structure RS(=O)2OH (R is not a hydrogen atom).
KingdomOrganic compounds
Super ClassOrganic acids and derivatives
ClassOrganic sulfonic acids and derivatives
Sub ClassOrganosulfonic acids and derivatives
Direct ParentOrganosulfonic acids
Alternative Parents
Substituents
  • Alkanesulfonic acid
  • Sulfonyl
  • Organosulfonic acid
  • Organic oxygen compound
  • Organic oxide
  • Hydrocarbon derivative
  • Primary alcohol
  • Organosulfur compound
  • Organooxygen compound
  • Alcohol
  • Aliphatic acyclic compound
Molecular FrameworkAliphatic acyclic compounds
External Descriptors
Ontology
Disposition

Source:

Biological location:

Physico-Chemical Properties - Experimental
Physico-Chemical Properties - Experimental
PropertyValueReference
Physical stateSolid
Physical DescriptionNot Available
Mass CompositionNot Available
Melting PointNot Available
Boiling PointNot Available
Experimental Water SolubilityNot Available
Experimental logPNot Available
Experimental pKaNot Available
Isoelectric pointNot Available
ChargeNot Available
Optical RotationNot Available
Spectroscopic UV DataNot Available
DensityNot Available
Refractive IndexNot Available
Spectra
Spectra
Spectrum TypeDescriptionSplash KeyView
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (Non-derivatized) - 70eV, Positivesplash10-000y-9100000000-91c2f22c70185fb5bafeJSpectraViewer
Predicted GC-MSPredicted GC-MS Spectrum - GC-MS (1 TMS) - 70eV, Positivesplash10-00dj-9300000000-7f0eccc0156cbd7e5b23JSpectraViewer
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ , negativesplash10-004i-0900000000-b8df238a554a2725a4d6JSpectraViewer | MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ , negativesplash10-004i-6900000000-c72536efb4cfd09b2759JSpectraViewer | MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ , negativesplash10-001i-9000000000-61473ee5b4612e7ca273JSpectraViewer | MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ , negativesplash10-001i-9000000000-d85e73096201062faad2JSpectraViewer | MoNA
LC-MS/MSLC-MS/MS Spectrum - LC-ESI-QQ , negativesplash10-004i-9000000000-ce44d57a4275daa8f563JSpectraViewer | MoNA
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Positivesplash10-056r-0900000000-f83dca3bb4164fb39fc2JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Positivesplash10-054k-8900000000-111dba10014f3cc5c403JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Positivesplash10-056r-9300000000-5cc44eb483ce09d49510JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 10V, Negativesplash10-00e9-6900000000-c1573e4b7aa0acf67018JSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 20V, Negativesplash10-0089-9600000000-894c171421adedc823bbJSpectraViewer
Predicted LC-MS/MSPredicted LC-MS/MS Spectrum - 40V, Negativesplash10-001i-9000000000-b8c542a1a77eb7a6a191JSpectraViewer
ChemSpider ID7578
ChEMBL IDNot Available
KEGG Compound IDC05123
Pubchem Compound ID7866
Pubchem Substance IDNot Available
ChEBI IDNot Available
Phenol-Explorer IDNot Available
DrugBank IDNot Available
HMDB IDHMDB03903
CRC / DFC (Dictionary of Food Compounds) IDNot Available
EAFUS IDNot Available
Dr. Duke IDNot Available
BIGG IDNot Available
KNApSAcK IDNot Available
HET IDNot Available
Food Biomarker OntologyNot Available
VMH IDNot Available
Flavornet IDNot Available
GoodScent IDNot Available
SuperScent IDNot Available
Wikipedia IDIsethionic acid
Phenol-Explorer Metabolite IDNot Available
Duplicate IDSNot Available
Old DFC IDSNot Available
Associated Foods
FoodContent Range AverageReference
FoodReference
Biological Effects and Interactions
Health Effects / BioactivitiesNot Available
EnzymesNot Available
PathwaysNot Available
MetabolismNot Available
BiosynthesisNot Available
Organoleptic Properties
FlavoursNot Available
Files
MSDSshow
References
Synthesis ReferenceNot Available
General ReferenceNot Available
Content Reference