Relevant Data

Food Additives Approved by WHO:

Food Additives Approved by European Union:

  • Sulphur dioxide [show]

General Information

MaintermSULFUR DIOXIDE
Doc TypeASP
CAS Reg.No.(or other ID)7446-09-5
Regnum 172.892
73.170
182.3862

From www.fda.gov

Computed Descriptors

Download SDF
2D Structure
CID1119
IUPAC Namesulfur dioxide
InChIInChI=1S/O2S/c1-3-2
InChI KeyRAHZWNYVWXNFOC-UHFFFAOYSA-N
Canonical SMILESO=S=O
Molecular FormulaSO2
Wikipediasulfur dioxide

From Pubchem


Computed Properties

Property Name Property Value
Molecular Weight64.058
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count0
Complexity18.3
CACTVS Substructure Key Fingerprint A A A D c Q A A M A B A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A D A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A = =
Topological Polar Surface Area35.1
Monoisotopic Mass63.962
Exact Mass63.962
XLogP3None
XLogP3-AA0.1
Compound Is CanonicalizedTrue
Formal Charge0
Heavy Atom Count3
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Isotope Atom Count0
Covalently-Bonded Unit Count1

From Pubchem


Food Additives Biosynthesis/Degradation


ADMET Predicted Profile --- Classification

Model Result Probability
Absorption
Blood-Brain BarrierBBB+0.9825
Human Intestinal AbsorptionHIA+0.9897
Caco-2 PermeabilityCaco2-0.5062
P-glycoprotein SubstrateNon-substrate0.9191
P-glycoprotein InhibitorNon-inhibitor0.9291
Non-inhibitor0.9969
Renal Organic Cation TransporterNon-inhibitor0.9445
Distribution
Subcellular localizationMitochondria0.4289
Metabolism
CYP450 2C9 SubstrateNon-substrate0.8199
CYP450 2D6 SubstrateNon-substrate0.8445
CYP450 3A4 SubstrateNon-substrate0.7826
CYP450 1A2 InhibitorNon-inhibitor0.7569
CYP450 2C9 InhibitorNon-inhibitor0.7626
CYP450 2D6 InhibitorNon-inhibitor0.9150
CYP450 2C19 InhibitorNon-inhibitor0.7961
CYP450 3A4 InhibitorNon-inhibitor0.9862
CYP Inhibitory PromiscuityLow CYP Inhibitory Promiscuity0.8904
Excretion
Toxicity
Human Ether-a-go-go-Related Gene InhibitionWeak inhibitor0.8588
Non-inhibitor0.9656
AMES ToxicityNon AMES toxic0.5706
CarcinogensCarcinogens 0.6787
Fish ToxicityLow FHMT0.8428
Tetrahymena Pyriformis ToxicityHigh TPT0.5000
Honey Bee ToxicityHigh HBT0.8037
BiodegradationReady biodegradable0.8007
Acute Oral ToxicityII0.4449
Carcinogenicity (Three-class)Non-required0.6371

From admetSAR


ADMET Predicted Profile --- Regression

Model Value Unit
Absorption
Aqueous solubility-0.6777LogS
Caco-2 Permeability1.0950LogPapp, cm/s
Distribution
Metabolism
Excretion
Toxicity
Rat Acute Toxicity2.5276LD50, mol/kg
Fish Toxicity1.9674pLC50, mg/L
Tetrahymena Pyriformis Toxicity-0.0623pIGC50, ug/L

From admetSAR


Taxonomic Classification

KingdomInorganic compounds
SuperclassHomogeneous non-metal compounds
ClassOther non-metal organides
SubclassOther non-metal oxides
Intermediate Tree NodesNot available
Direct ParentOther non-metal oxides
Alternative Parents
Molecular FrameworkNot available
SubstituentsOther non-metal oxide - Inorganic oxide
DescriptionThis compound belongs to the class of inorganic compounds known as other non-metal oxides. These are inorganic compounds containing an oxygen atom of an oxidation state of -2, in which the heaviest atom bonded to the oxygen belongs to the class of 'other non-metals'.

From ClassyFire