Also known as: EINECS 255-560-0, 3,4,4a,5,8,8a-Hexahydro-3',7
CAS 41816-03-9
3,4,4a,5,8,8a-Hexahydro-3',7'-dimethylspiro[1,4-methanonaphthalene-2(1H),2'-oxirane] (CAS 41816-03-9) is a chemical substance. Key regulatory status: 1 regulatory/inventory list, cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS.
View cosmetic safety profile for Hexahydro-dimethylspiromethanonaphthalene-oxirane →
3,4,4a,5,8,8a-Hexahydro-3',7'-dimethylspiro[1,4-methanonaphthalene-2(1H),2'-oxirane] is prohibited in EU cosmetics but has active industrial GHS classifications.
CAS, identifiers, formula, and alternate names for the matched substance record.
Industrial and product-use categories associated with this substance.
Inventory, screening, and regulatory list matches from public chemical databases.
| List | Keyword | Source |
|---|---|---|
| IFRA Transparency | IFRA | IFRA |
Toxicology endpoints rendered from public NOAEL study rows.
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| - | % | Incidence of positive responses | Dermal | Human | NTP_ICE_skin_sensitization |
| 4 | unitless | Relative reliability score | Dermal | Human | NTP_ICE_skin_sensitization |
Showing 2 of 2 studies
Australian industrial chemicals inventory status and applicable conditions.
Same-CAS cosmetic ingredient record for cross-vertical context.
3,4,4a,5,8,8a-Hexahydro-3',7'-dimethylspiro[1,4-methanonaphthalene-2(1H),2'-oxirane] has 2 NOAEL studies in the database. The lowest reported value is 0 % via Dermal in Human. Source: NTP_ICE_skin_sensitization.
3,4,4a,5,8,8a-Hexahydro-3',7'-dimethylspiro[1,4-methanonaphthalene-2(1H),2'-oxirane] appears on 1 regulatory/inventory list including IFRA Transparency. Source: EPA CPDat.
Yes, 3,4,4a,5,8,8a-Hexahydro-3',7'-dimethylspiro[1,4-methanonaphthalene-2(1H),2'-oxirane] is also indexed as a cosmetic ingredient under the name Hexahydro-dimethylspiromethanonaphthalene-oxirane. View the full cosmetic safety profile on the ingredient page for detailed safety data, SCCS opinions, and regulatory status.
Safety data is sourced from EPA ToxValDB, EPA CPDat, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, CosIng / Ingredients DB. All data traces to primary regulatory sources and is updated from official government databases.
3,4,4a,5,8,8a-Hexahydro-3',7'-dimethylspiro[1,4-methanonaphthalene-2(1H),2'-oxirane] is prohibited in EU cosmetics but has active industrial GHS classifications.
3,4,4a,5,8,8a-Hexahydro-3',7'-dimethylspiro[1,4-methanonaphthalene-2(1H),2'-oxirane] also appears in cosmetics databases.