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TRANS-2-METHYLPENT-2-ENOIC ACID.

Avoid CAS 16957-70-3 / PERFUMING

TRANS-2-METHYLPENT-2-ENOIC ACID is a chemical entity primarily utilized as a flavoring and perfuming agent. Its pure form is classified with GHS pictograms indicating danger, specifically causing severe skin burns and eye damage.

Perfuming agent Fragrance ingredient

Science

No specific mechanism of action related to skin benefits or biological activity in human skin has been identified or extensively researched in the available data.


Research

Low confidence
Effective range N/A
Optimal

N/A


Transparency

Not commonly dusted

The Formula

Solubility
Both
Optimal pH N/A
0 7 14

Stability

For optimal preservation, store the ingredient sealed under dry, room temperature conditions.


Safety

CIR Status
Not reviewed
Sensitization risk Unknown

The Joint FAO/WHO Expert Committee on Food Additives (JECFA) concluded in 2003 that there is 'No safety concern at current levels of intake when used as a flavouring agent.' However, the pure substance is classified with GHS pictograms, indicating danger due to its capacity to cause severe skin burns and eye damage (Skin Corr. 1B). Its safety for topical cosmetic applications has not been assessed by the Cosmetic Ingredient Review (CIR).


Your Skin

No Normal
No Dry
No Oily
No Sensitive
Irritancy Unknown
Comedogenicity Unknown

Our Assessment

Avoid

With no established skincare benefits and significant safety concerns in its concentrated form, this ingredient is deemed unsuitable for precision skincare formulations.


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