Relevant Data

Food Additives Approved in the United States

Flavouring Substances Approved by European Union:

  • 2-Methyl-4,5-benzo-oxazole [show]

General Information

Chemical Names: 2-METHYL-4,5-BENZO-OXAZOLE
CAS number: 95-21-6
COE number: 13154
JECFA number: 1557
FEMA number: 4398
Functional Class: Flavouring Agent
FLAVOURING_AGENT

From apps.who.int


Evaluations

Evaluation year: 2008
ADI: No safety concern at current levels of intake when used as a flavouring agent
Meeting: 69
Specs Code: S
Report: RS 952-JECFA 69/153
Tox Monograph: FAS 60-JECFA 69/629
Specification: FAO JECFA Monographs 5/137

From apps.who.int


Computed Descriptors

Download SDF
2D Structure
CID7225
IUPAC Name2-methyl-1,3-benzoxazole
InChIInChI=1S/C8H7NO/c1-6-9-7-4-2-3-5-8(7)10-6/h2-5H,1H3
InChI KeyDQSHFKPKFISSNM-UHFFFAOYSA-N
Canonical SMILESCC1=NC2=CC=CC=C2O1
Molecular FormulaC8H7NO
Wikipedia2-methyl-4,5-benzo-oxazole

From Pubchem


Computed Properties

Property Name Property Value
Molecular Weight133.15
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count0
Complexity126.0
CACTVS Substructure Key Fingerprint A A A D c Y B y I A A A A A A A A A A A A A A A A A A A A W A A A A A w A A A A A A A A A F g B 8 A A A H g A A A A A A C A y B l g A y x r I I F E C o A a V y V A S C i C A v Y i A I m C G 3 b N g O J r L E t b u P O S j k x B H Y 6 Y e Y S A A A A A A A A A A A E A A A A A A A A A A g A A A A A A A A A A = =
Topological Polar Surface Area26.0
Monoisotopic Mass133.053
Exact Mass133.053
XLogP3None
XLogP3-AA2.2
Compound Is CanonicalizedTrue
Formal Charge0
Heavy Atom Count10
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


ADMET Predicted Profile --- Classification

Model Result Probability
Absorption
Blood-Brain BarrierBBB+0.9952
Human Intestinal AbsorptionHIA+1.0000
Caco-2 PermeabilityCaco2-0.5177
P-glycoprotein SubstrateNon-substrate0.8296
P-glycoprotein InhibitorNon-inhibitor0.9111
Non-inhibitor0.9186
Renal Organic Cation TransporterNon-inhibitor0.8821
Distribution
Subcellular localizationPlasma membrane0.5585
Metabolism
CYP450 2C9 SubstrateNon-substrate0.7957
CYP450 2D6 SubstrateNon-substrate0.8107
CYP450 3A4 SubstrateNon-substrate0.6219
CYP450 1A2 InhibitorInhibitor0.8012
CYP450 2C9 InhibitorNon-inhibitor0.9409
CYP450 2D6 InhibitorNon-inhibitor0.9018
CYP450 2C19 InhibitorNon-inhibitor0.7440
CYP450 3A4 InhibitorNon-inhibitor0.9664
CYP Inhibitory PromiscuityLow CYP Inhibitory Promiscuity0.5839
Excretion
Toxicity
Human Ether-a-go-go-Related Gene InhibitionWeak inhibitor0.9641
Non-inhibitor0.9518
AMES ToxicityNon AMES toxic0.9402
CarcinogensNon-carcinogens0.9327
Fish ToxicityLow FHMT0.9468
Tetrahymena Pyriformis ToxicityLow TPT0.7993
Honey Bee ToxicityHigh HBT0.5125
BiodegradationNot ready biodegradable0.5164
Acute Oral ToxicityIII0.8536
Carcinogenicity (Three-class)Non-required0.4997

From admetSAR


ADMET Predicted Profile --- Regression

Model Value Unit
Absorption
Aqueous solubility-1.5329LogS
Caco-2 Permeability1.3821LogPapp, cm/s
Distribution
Metabolism
Excretion
Toxicity
Rat Acute Toxicity1.7093LD50, mol/kg
Fish Toxicity2.1779pLC50, mg/L
Tetrahymena Pyriformis Toxicity-0.1261pIGC50, ug/L

From admetSAR


Taxonomic Classification

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassBenzoxazoles
SubclassNot available
Intermediate Tree NodesNot available
Direct ParentBenzoxazoles
Alternative Parents
Molecular FrameworkAromatic heteropolycyclic compounds
SubstituentsBenzoxazole - Benzenoid - Heteroaromatic compound - Oxazole - Azole - Oxacycle - Azacycle - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzoxazoles. These are organic compounds containing a benzene fused to an oxazole ring Oxazole is five-membered aromatic ring with a nitrogen and an oxygen atoms at the 1- and 3-position, respectively.

From ClassyFire