Relevant Data

Food Additives Approved in the United States

Flavouring Substances Approved by European Union:

  • Ethylpyrazine [show]

General Information

Synonyms: 2-ETHYL-1,4-DIAZINE
Chemical Names: ETHYLPYRAZINE
CAS number: 13925-00-3
COE number: 2213
JECFA number: 762
FEMA number: 3281
Functional Class: Flavouring Agent
FLAVOURING_AGENT

From apps.who.int


Evaluations

Evaluation year: 2001
ADI: No safety concern at current levels of intake when used as a flavouring agent
Report: TRS 909-JECFA 57/51
Tox Monograph: FAS 48-JECFA 57/135
Specification: COMPENDIUM ADDENDUM 9/FNP 52 Add.9/126

From apps.who.int


Computed Descriptors

Download SDF
2D Structure
CID26331
IUPAC Name2-ethylpyrazine
InChIInChI=1S/C6H8N2/c1-2-6-5-7-3-4-8-6/h3-5H,2H2,1H3
InChI KeyKVFIJIWMDBAGDP-UHFFFAOYSA-N
Canonical SMILESCCC1=NC=CN=C1
Molecular FormulaC6H8N2
Wikipedia2-ethylpyrazine

From Pubchem


Computed Properties

Property Name Property Value
Molecular Weight108.144
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count2
Rotatable Bond Count1
Complexity63.5
CACTVS Substructure Key Fingerprint A A A D c c B j 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 s A A A A A A A A A A A B g A A A H A A A A A A A C A j B F g Q u g B I I E A C g A R R n R A A A g C Q x E i A I U A A 4 c A g A Y E B A g Q A U A A A A A A D A Q 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 Area25.8
Monoisotopic Mass108.069
Exact Mass108.069
Compound Is CanonicalizedTrue
Formal Charge0
Heavy Atom Count8
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+0.9716
Human Intestinal AbsorptionHIA+0.9880
Caco-2 PermeabilityCaco2+0.6908
P-glycoprotein SubstrateNon-substrate0.6005
P-glycoprotein InhibitorNon-inhibitor0.9240
Non-inhibitor1.0000
Renal Organic Cation TransporterNon-inhibitor0.7864
Distribution
Subcellular localizationMitochondria0.4950
Metabolism
CYP450 2C9 SubstrateNon-substrate0.8504
CYP450 2D6 SubstrateNon-substrate0.7963
CYP450 3A4 SubstrateNon-substrate0.8195
CYP450 1A2 InhibitorInhibitor0.7719
CYP450 2C9 InhibitorNon-inhibitor0.9568
CYP450 2D6 InhibitorNon-inhibitor0.8883
CYP450 2C19 InhibitorNon-inhibitor0.9665
CYP450 3A4 InhibitorNon-inhibitor0.9478
CYP Inhibitory PromiscuityLow CYP Inhibitory Promiscuity0.8529
Excretion
Toxicity
Human Ether-a-go-go-Related Gene InhibitionWeak inhibitor0.9445
Non-inhibitor0.9601
AMES ToxicityNon AMES toxic0.9395
CarcinogensNon-carcinogens0.8677
Fish ToxicityLow FHMT0.8000
Tetrahymena Pyriformis ToxicityHigh TPT0.7832
Honey Bee ToxicityLow HBT0.6441
BiodegradationNot ready biodegradable0.9557
Acute Oral ToxicityIII0.8439
Carcinogenicity (Three-class)Non-required0.6645

From admetSAR


ADMET Predicted Profile --- Regression

Model Value Unit
Absorption
Aqueous solubility0.1849LogS
Caco-2 Permeability1.5318LogPapp, cm/s
Distribution
Metabolism
Excretion
Toxicity
Rat Acute Toxicity1.9682LD50, mol/kg
Fish Toxicity2.8222pLC50, mg/L
Tetrahymena Pyriformis Toxicity0.1398pIGC50, ug/L

From admetSAR


Taxonomic Classification

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassDiazines
SubclassPyrazines
Intermediate Tree NodesNot available
Direct ParentPyrazines
Alternative Parents
Molecular FrameworkAromatic heteromonocyclic compounds
SubstituentsPyrazine - Heteroaromatic compound - Azacycle - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrazines. These are compounds containing a pyrazine ring, which is a six-member aromatic heterocycle, that consists of two nitrogen atoms (at positions 1 and 4) and four carbon atoms.

From ClassyFire