Fragrance avoidance
No fragrance-linked caution surfaced in the current profile.
This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.
CAS 2687-91-4 · 100/100 · High conf.
Solvent
Concern score
N-Ethyl-2-pyrrolidone; 1-ethylpyrrolidin-2-one is prohibited in cosmetic products under Annex II of the EU Cosmetics Regulation (EC) 1223/2009.
RestrictedEU EC — banned
The score describes this ingredient's chemical identity — its hazard profile from published classifications and regulatory status — not the safety of any product it appears in.
Restrictions first, then routine listings from published regulatory sources.
EUEC
Annex II of EU Cosmetics Regulation (EC) 1223/2009: substances prohibited in cosmetic products. CMR: Reprotoxic Cat. 1B()
No graded sources yet for Ethyl pyrrolidone. We publish evidence only once a source is linked and reviewed — this ingredient is in the catalog, but has not been assessed.
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Fragrance avoidance
No fragrance-linked caution surfaced in the current profile.
This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.
Prevalence of Ethyl pyrrolidone in our catalog (epa_cpdat).
Products
3
Brands
3
Typical roles