Good Cosmetic Ingredient NOAEL Data

2-Ethyl-3-Methylpyrazine

CAS Number
15707-23-0
Function
Flavouring and nutrient; Fragrance
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not restricted; FEMA GRAS

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Toxicological Studies

2 study endpoints found for 2-Ethyl-3-Methylpyrazine. NOAEL (No Observed Adverse Effect Level) values are used to calculate the Margin of Safety per SCCS methodology.

Endpoint Value Route Species Study Type Source
NOAEL 5 mg/kg bw/day oral rat Subchronic COSMOS_DB
dose_tested 5 mg/kg bw/day oral rat Subchronic COSMOS_DB

Expert Verdict

Fragrance ingredient with low absorption and sensitization; UV absorption between 290โ€“330 nm warrants photoallergenicity assessment. Genotoxicity studies negative (Ames, BlueScreen). Not PBT. IFRA 51st Amendment: no restriction.

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Concern Level: Moderate

Regulatory Flags

potential-allergen fragrance-component ifra_fragrance fda_food_additive jecfa_safe

Frequently Asked Questions

Is 2-Ethyl-3-Methylpyrazine safe in cosmetics?

Fragrance ingredient with low absorption and sensitization; UV absorption between 290โ€“330 nm warrants photoallergenicity assessment. Genotoxicity studies negative (Ames, BlueScreen). Not PBT. IFRA 51st Amendment: no restriction. The EU classifies 2-Ethyl-3-Methylpyrazine as "permitted". Safety rating: GOOD. 2 toxicological study endpoint(s) are available in our database.

Is 2-Ethyl-3-Methylpyrazine allowed in the EU?

2-Ethyl-3-Methylpyrazine EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does 2-Ethyl-3-Methylpyrazine do in cosmetics?

2-Ethyl-3-Methylpyrazine functions as: Flavouring and nutrient; Fragrance. It is classified as a cosmetic ingredient in our database. CAS number: 15707-23-0.

What is the Margin of Safety for 2-Ethyl-3-Methylpyrazine?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

What is the NOAEL for 2-Ethyl-3-Methylpyrazine?

The NOAEL (No Observed Adverse Effect Level) for 2-Ethyl-3-Methylpyrazine is 5 mg/kg bw/day based on a Subchronic study via oral route in rat. A total of 2 study endpoints are available. Source: COSMOS_DB.

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