2-Methylbutyl Butyrate

INCI: 2-METHYLBUTYL BUTYRATE

CAS Number
51115-64-1
Function
Fragrance ingredient
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” FEMA GRAS for flavor; no FDA cosmetic restriction

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.

Expert Verdict

No photoirritation or photoallergenicity concerns per UV/Vis evaluation; low overall concern.

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Concern Level: Low

Regulatory Flags

potential-allergen fragrance-component ifra_fragrance

Frequently Asked Questions

Is 2-Methylbutyl Butyrate safe in cosmetics?

No photoirritation or photoallergenicity concerns per UV/Vis evaluation; low overall concern. The EU classifies 2-Methylbutyl Butyrate as "permitted". Safety rating: GOOD.

Is 2-Methylbutyl Butyrate allowed in the EU?

2-Methylbutyl Butyrate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does 2-Methylbutyl Butyrate do in cosmetics?

2-Methylbutyl Butyrate functions as: Fragrance ingredient. It is classified as a cosmetic ingredient in our database. CAS number: 51115-64-1.

What is the Margin of Safety for 2-Methylbutyl Butyrate?

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.

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