2-ACETYL-3-ETHYLPYRAZINE
Relevant Data
Food Additives Approved in the United States
Flavouring Substances Approved by European Union:
General Information
| Synonyms: | 2-ACETYL-3-ETHYL-1,4-DIAZINE, 3-ETHYL-2-PYRAZINYL METHYL KETONE |
| Chemical Names: | 2-ACETYL-3-ETHYLPYRAZINE |
| CAS number: | 32974-92-8 |
| COE number: | 11293 |
| JECFA number: | 785 |
| FEMA number: | 3250 |
| 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.9/130 |
From apps.who.int
Computed Descriptors
Download SDF| 2D Structure | |
| CID | 61918 |
| IUPAC Name | 1-(3-ethylpyrazin-2-yl)ethanone |
| InChI | InChI=1S/C8H10N2O/c1-3-7-8(6(2)11)10-5-4-9-7/h4-5H,3H2,1-2H3 |
| InChI Key | PPJSYGVFDJEMRP-UHFFFAOYSA-N |
| Canonical SMILES | CCC1=NC=CN=C1C(=O)C |
| Molecular Formula | C8H10N2O |
| Wikipedia | 2-acetyl-3-ethylpyrazine |
From Pubchem
Computed Properties
| Property Name | Property Value |
|---|---|
| Molecular Weight | 150.181 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 2 |
| Complexity | 147.0 |
| CACTVS Substructure Key Fingerprint | A A A D c c B z 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 z B l g Q u g B I I E A C o A Z R 3 R A A A g C Q 3 E i A I W A G 4 c E g A Y F p A g C A U A Y A g A A D I S U M 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 A A A A A A A A = = |
| Topological Polar Surface Area | 42.8 |
| Monoisotopic Mass | 150.079 |
| Exact Mass | 150.079 |
| XLogP3 | None |
| XLogP3-AA | 0.6 |
| Compound Is Canonicalized | True |
| Formal Charge | 0 |
| Heavy Atom Count | 11 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Isotope Atom Count | 0 |
| Covalently-Bonded Unit Count | 1 |
From Pubchem
ADMET Predicted Profile --- Classification
| Model | Result | Probability |
|---|---|---|
| Absorption | ||
| Blood-Brain Barrier | BBB+ | 0.9774 |
| Human Intestinal Absorption | HIA+ | 0.9896 |
| Caco-2 Permeability | Caco2+ | 0.7058 |
| P-glycoprotein Substrate | Non-substrate | 0.5761 |
| P-glycoprotein Inhibitor | Non-inhibitor | 0.6962 |
| Non-inhibitor | 0.9850 | |
| Renal Organic Cation Transporter | Non-inhibitor | 0.8257 |
| Distribution | ||
| Subcellular localization | Mitochondria | 0.8481 |
| Metabolism | ||
| CYP450 2C9 Substrate | Non-substrate | 0.8493 |
| CYP450 2D6 Substrate | Non-substrate | 0.7873 |
| CYP450 3A4 Substrate | Non-substrate | 0.7057 |
| CYP450 1A2 Inhibitor | Inhibitor | 0.7206 |
| CYP450 2C9 Inhibitor | Non-inhibitor | 0.9721 |
| CYP450 2D6 Inhibitor | Non-inhibitor | 0.9416 |
| CYP450 2C19 Inhibitor | Non-inhibitor | 0.8741 |
| CYP450 3A4 Inhibitor | Non-inhibitor | 0.9539 |
| CYP Inhibitory Promiscuity | Low CYP Inhibitory Promiscuity | 0.6843 |
| Excretion | ||
| Toxicity | ||
| Human Ether-a-go-go-Related Gene Inhibition | Weak inhibitor | 0.9336 |
| Non-inhibitor | 0.8919 | |
| AMES Toxicity | Non AMES toxic | 0.8762 |
| Carcinogens | Non-carcinogens | 0.8568 |
| Fish Toxicity | Low FHMT | 0.8521 |
| Tetrahymena Pyriformis Toxicity | High TPT | 0.6938 |
| Honey Bee Toxicity | Low HBT | 0.7412 |
| Biodegradation | Not ready biodegradable | 0.9358 |
| Acute Oral Toxicity | III | 0.8531 |
| Carcinogenicity (Three-class) | Non-required | 0.7109 |
From admetSAR
ADMET Predicted Profile --- Regression
| Model | Value | Unit |
|---|---|---|
| Absorption | ||
| Aqueous solubility | -1.2773 | LogS |
| Caco-2 Permeability | 1.5817 | LogPapp, cm/s |
| Distribution | ||
| Metabolism | ||
| Excretion | ||
| Toxicity | ||
| Rat Acute Toxicity | 2.2877 | LD50, mol/kg |
| Fish Toxicity | 2.3077 | pLC50, mg/L |
| Tetrahymena Pyriformis Toxicity | 0.2082 | pIGC50, ug/L |
From admetSAR
Taxonomic Classification
| Kingdom | Organic compounds |
|---|---|
| Superclass | Organic oxygen compounds |
| Class | Organooxygen compounds |
| Subclass | Carbonyl compounds |
| Intermediate Tree Nodes | Ketones - Aryl ketones |
| Direct Parent | Aryl alkyl ketones |
| Alternative Parents | |
| Molecular Framework | Aromatic heteromonocyclic compounds |
| Substituents | Aryl alkyl ketone - Pyrazine - Heteroaromatic compound - Azacycle - Organoheterocyclic compound - Organic nitrogen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organonitrogen compound - Aromatic heteromonocyclic compound |
| Description | This compound belongs to the class of organic compounds known as aryl alkyl ketones. These are ketones have the generic structure RC(=O)R', where R = aryl group and R'=alkyl group. |
From ClassyFire