Good Cosmetic Ingredient NOAEL Data

2-Ethyl-3,(5 Or 6)-Dimethylpyrazine

INCI: 2-ETHYL-3,(5 OR 6)-DIMETHYLPYRAZINE

CAS Number
27043-05-6
Function
Perfuming (burnt/roasted odor type)
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not individually restricted; FEMA GRAS as a flavoring substance

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

Safety Data

Margin of Safety (MoS)
not established
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,(5 Or 6)-Dimethylpyrazine. 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 15 mg/kg bw/day oral rat Subchronic COSMOS_DB
dose_tested 15 mg/kg bw/day oral rat Subchronic COSMOS_DB

Expert Verdict

Isomeric mixture (5- and 6-substituted) used as a perfuming agent; permitted in EU and US as GRAS flavoring substance.

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Concern Level: Low

Regulatory Flags

fragrance-component ifra_fragrance fda_food_additive jecfa_safe

Frequently Asked Questions

Is 2-Ethyl-3,(5 Or 6)-Dimethylpyrazine safe in cosmetics?

Isomeric mixture (5- and 6-substituted) used as a perfuming agent; permitted in EU and US as GRAS flavoring substance. The EU classifies 2-Ethyl-3,(5 Or 6)-Dimethylpyrazine as "permitted". Safety rating: GOOD. 2 toxicological study endpoint(s) are available in our database.

Is 2-Ethyl-3,(5 Or 6)-Dimethylpyrazine allowed in the EU?

2-Ethyl-3,(5 Or 6)-Dimethylpyrazine EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does 2-Ethyl-3,(5 Or 6)-Dimethylpyrazine do in cosmetics?

2-Ethyl-3,(5 Or 6)-Dimethylpyrazine functions as: Perfuming (burnt/roasted odor type). It is classified as a cosmetic ingredient in our database. CAS number: 27043-05-6.

What is the Margin of Safety for 2-Ethyl-3,(5 Or 6)-Dimethylpyrazine?

not established 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,(5 Or 6)-Dimethylpyrazine?

The NOAEL (No Observed Adverse Effect Level) for 2-Ethyl-3,(5 Or 6)-Dimethylpyrazine is 15 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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