Fragrance avoidance
Not a strong fit for fragrance avoidance because it carries Fragrance.
The ingredient itself is a fragrance-linked signal, so it is better treated as an avoid case when fragrance exposure is the main concern.
- industrial
Pyrazine, 2,3-diethyl-5-methyl-
CAS 18138-04-0
Concern score
Not assessed — no hazard data yet.
Pyrazine, 2,3-diethyl-5-methyl- in plain language
Also known as 2,3-DIETHYL-5-METHYLPYRAZINE · Hazelnut pyrazine · 2,3-DIETHYL-6-METHYLPYRAZINE · 2,3-diethyl-5-methyl-pyrazine · 2-Methyl-5,6-diethylpyrazine · 5-METHYL-2,3-DIETHYLPYRAZINE
Show all 12 names
InChI=1/C9H14N2/c1-4-8-9(5-2)11-7(3)6-10-8/h6H,4-5H2,1-3H3 · METHYL-5,6-DIETHYLPYRAZINE · MLS000515960 · Psinwxidjyexlo-uhfffaoysa- · Psinwxidjyexlo-uhfffaoysa-n · UNII-530763R0AP
Used in consumer products as a fragrance ingredient and a flavouring.
- Fragrance
- Flavouring
- We haven't assessed a concern score for this ingredient yet.
Regulation
No restrictions found. Pyrazine, 2,3-diethyl-5-methyl- appears in these published regulatory listings.
- Found in consumer products
- Industrial
USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient, Fragrance.
- EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Flavouring and nutrient, Fragrance.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →
Evidence & sources
No graded research studies for Pyrazine, 2,3-diethyl-5-methyl- yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.
Where this comes from
Allergen profile
Canonical allergen markers detected on this ingredient. Each row is derived from the ingredient’s name or synonyms matching a known allergen class — useful when scanning a label for a specific allergy context.
- Tree nutsContains · Oral (ingested)
Source: chemindex_name_match
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Avoid
Where it has been recorded
How often EPA CPDat has listed Pyrazine, 2,3-diethyl-5-methyl- in a product composition. These are source records, not Greenveil catalog products.
Named organisations
3
Typical roles
FragranceFlavouring