Relevant Data

Food Additives Approved in the United States

Flavouring Substances Approved by European Union:

  • Octano-1,4-lactone [show]

General Information

Synonyms: OCTA-1,4-LACTONE
Chemical Names: 4-OCTANOLIDE; 5-BUTYLDIHYDRO-2(3H)-FURANONE
CAS number: 104-50-7
COE number: 2274
JECFA number: 226
FEMA number: 2796
Functional Class: Flavouring Agent
FLAVOURING_AGENT

From apps.who.int


Evaluations

Evaluation year: 1997
ADI: No safety concern at current levels of intake when used as a flavouring agent
Report: TRS 884-JECFA 49/42
Tox Monograph: FAS 40-JECFA 49/231
Specification: COMPENDIUM ADDENDUM 8/FNP 52 Add.8/138 (2000)

From apps.who.int


Computed Descriptors

Download SDF
2D Structure
CID7704
IUPAC Name5-butyloxolan-2-one
InChIInChI=1S/C8H14O2/c1-2-3-4-7-5-6-8(9)10-7/h7H,2-6H2,1H3
InChI KeyIPBFYZQJXZJBFQ-UHFFFAOYSA-N
Canonical SMILESCCCCC1CCC(=O)O1
Molecular FormulaC8H14O2
Wikipedia4-butyl-gamma-butyrolactone

From Pubchem


Computed Properties

Property Name Property Value
Molecular Weight142.198
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count3
Complexity120.0
CACTVS Substructure Key Fingerprint A A A D c c B w M A A A A A A A A A A A A A A A A A A A A S A A A A A A A A A A A A A A A A A A A A A A G g A A A A A A C B S g g A I C C A A A B A A I A A C Q C A A A A A A A A A A A A A E A A A A A A B I A A A A C A A A E A A A A A A G K y K C 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 Area26.3
Monoisotopic Mass142.099
Exact Mass142.099
Compound Is CanonicalizedTrue
Formal Charge0
Heavy Atom Count10
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
Isotope Atom Count0
Covalently-Bonded Unit Count1

From Pubchem


ADMET Predicted Profile --- Classification

Model Result Probability
Absorption
Blood-Brain BarrierBBB+0.9783
Human Intestinal AbsorptionHIA+1.0000
Caco-2 PermeabilityCaco2+0.7306
P-glycoprotein SubstrateNon-substrate0.6796
P-glycoprotein InhibitorNon-inhibitor0.8716
Non-inhibitor0.8709
Renal Organic Cation TransporterNon-inhibitor0.8282
Distribution
Subcellular localizationPlasma membrane0.5012
Metabolism
CYP450 2C9 SubstrateNon-substrate0.7927
CYP450 2D6 SubstrateNon-substrate0.8481
CYP450 3A4 SubstrateNon-substrate0.6458
CYP450 1A2 InhibitorNon-inhibitor0.6366
CYP450 2C9 InhibitorNon-inhibitor0.8382
CYP450 2D6 InhibitorNon-inhibitor0.9434
CYP450 2C19 InhibitorNon-inhibitor0.6159
CYP450 3A4 InhibitorNon-inhibitor0.9363
CYP Inhibitory PromiscuityLow CYP Inhibitory Promiscuity0.9058
Excretion
Toxicity
Human Ether-a-go-go-Related Gene InhibitionWeak inhibitor0.7896
Non-inhibitor0.9409
AMES ToxicityNon AMES toxic0.9621
CarcinogensNon-carcinogens0.8584
Fish ToxicityHigh FHMT0.8153
Tetrahymena Pyriformis ToxicityHigh TPT0.8900
Honey Bee ToxicityHigh HBT0.7639
BiodegradationReady biodegradable0.7891
Acute Oral ToxicityIII0.8612
Carcinogenicity (Three-class)Non-required0.6541

From admetSAR


ADMET Predicted Profile --- Regression

Model Value Unit
Absorption
Aqueous solubility-1.8305LogS
Caco-2 Permeability1.3296LogPapp, cm/s
Distribution
Metabolism
Excretion
Toxicity
Rat Acute Toxicity1.4781LD50, mol/kg
Fish Toxicity1.4708pLC50, mg/L
Tetrahymena Pyriformis Toxicity-0.2547pIGC50, ug/L

From admetSAR


Taxonomic Classification

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassLactones
SubclassGamma butyrolactones
Intermediate Tree NodesNot available
Direct ParentGamma butyrolactones
Alternative Parents
Molecular FrameworkAliphatic heteromonocyclic compounds
SubstituentsGamma butyrolactone - Tetrahydrofuran - Carboxylic acid ester - Oxacycle - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as gamma butyrolactones. These are compounds containing a gamma butyrolactone moiety, which consists of an aliphatic five-member ring with four carbon atoms, one oxygen atom, and bears a ketone group on the carbon adjacent to the oxygen atom.

From ClassyFire