Relevant Data

Food Additives Approved by WHO:


General Information

Chemical name2-Ethyl-(3,5 or 6)-methoxypyrazine (85%) and 2-Methyl-(3,5 or 6)-methoxypyrazine (13%)
CAS number25680-58-4 68039-50-9 67845-38-9 2847-30-5 2882-22-6 2882-21-5
COE number11329
JECFA number789
Flavouring typesubstances
FL No.14.077
MixtureNo
Purity of the named substance at least 95% unless otherwise specified
Reference bodyEFSA

From webgate.ec.europa.eu

Computed Descriptors

Download SDF
2D Structure
CID33135
IUPAC Name2-ethyl-3-methoxypyrazine
InChIInChI=1S/C7H10N2O/c1-3-6-7(10-2)9-5-4-8-6/h4-5H,3H2,1-2H3
InChI KeyDPCILIMHENXHQX-UHFFFAOYSA-N
Canonical SMILESCCC1=NC=CN=C1OC
Molecular FormulaC7H10N2O
Wikipedia2-ethyl-3-methoxypyrazine

From Pubchem


Computed Properties

Property Name Property Value
Molecular Weight138.17
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count3
Rotatable Bond Count2
Complexity97.6
CACTVS Substructure Key Fingerprint A A A D c c B j I 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 g A A A A A A C A j B l g Y u h B I I F A C g A R R n R A Q A i C Q x c i A I U A A 9 c A g G Y E B E g A I V A C A E A A D Q 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 Area35.0
Monoisotopic Mass138.079
Exact Mass138.079
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+0.9858
Human Intestinal AbsorptionHIA+0.9776
Caco-2 PermeabilityCaco2+0.6541
P-glycoprotein SubstrateNon-substrate0.5865
P-glycoprotein InhibitorNon-inhibitor0.9300
Non-inhibitor0.9948
Renal Organic Cation TransporterNon-inhibitor0.8438
Distribution
Subcellular localizationMitochondria0.7420
Metabolism
CYP450 2C9 SubstrateNon-substrate0.8438
CYP450 2D6 SubstrateNon-substrate0.7002
CYP450 3A4 SubstrateNon-substrate0.5253
CYP450 1A2 InhibitorInhibitor0.6336
CYP450 2C9 InhibitorNon-inhibitor0.9514
CYP450 2D6 InhibitorNon-inhibitor0.9457
CYP450 2C19 InhibitorNon-inhibitor0.7148
CYP450 3A4 InhibitorNon-inhibitor0.9605
CYP Inhibitory PromiscuityLow CYP Inhibitory Promiscuity0.6464
Excretion
Toxicity
Human Ether-a-go-go-Related Gene InhibitionWeak inhibitor0.9732
Non-inhibitor0.8954
AMES ToxicityNon AMES toxic0.7723
CarcinogensNon-carcinogens0.9397
Fish ToxicityLow FHMT0.9388
Tetrahymena Pyriformis ToxicityLow TPT0.8497
Honey Bee ToxicityLow HBT0.6248
BiodegradationNot ready biodegradable0.9772
Acute Oral ToxicityIII0.7594
Carcinogenicity (Three-class)Non-required0.6570

From admetSAR


ADMET Predicted Profile --- Regression

Model Value Unit
Absorption
Aqueous solubility-1.1228LogS
Caco-2 Permeability1.3833LogPapp, cm/s
Distribution
Metabolism
Excretion
Toxicity
Rat Acute Toxicity2.4467LD50, mol/kg
Fish Toxicity2.3373pLC50, mg/L
Tetrahymena Pyriformis Toxicity-0.2105pIGC50, ug/L

From admetSAR


Taxonomic Classification

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassDiazines
SubclassPyrazines
Intermediate Tree NodesNot available
Direct ParentMethoxypyrazines
Alternative Parents
Molecular FrameworkAromatic heteromonocyclic compounds
SubstituentsMethoxypyrazine - Alkyl aryl ether - Heteroaromatic compound - Azacycle - Ether - Organic nitrogen compound - Organic oxygen compound - Organopnictogen compound - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as methoxypyrazines. These are pyrazines containing a methoxyl group attached to the pyrazine ring.

From ClassyFire