CAS 4207-40-3
Methionine, N-acetyl-, compd. with N-(2,5-dioxo-4-imidazolidinyl)urea (1:1) (CAS 4207-40-3) is a chemical substance. Key regulatory status: cosmetic ingredient cross-reference; source data from EPA ToxValDB, EPA CPDat, AICIS.
View cosmetic safety profile for Allantoin Acetyl Methionine →
CAS, identifiers, formula, and alternate names for the matched substance record.
Industrial and product-use categories associated with this substance.
Toxicology endpoints rendered from public NOAEL study rows.
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| C554034748 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| C554034748 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| C554034748 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| C554034748 | UNII | FDA UNII substance identifier | - | - | openFDA substances |
Showing 4 of 4 studies
Australian industrial chemicals inventory status and applicable conditions.
Same-CAS cosmetic ingredient record for cross-vertical context.
Methionine, N-acetyl-, compd. with N-(2,5-dioxo-4-imidazolidinyl)urea (1:1) has 4 NOAEL studies in the database. The lowest reported value is C554034748 UNII. Source: openFDA substances.
Yes, Methionine, N-acetyl-, compd. with N-(2,5-dioxo-4-imidazolidinyl)urea (1:1) is also indexed as a cosmetic ingredient under the name Allantoin Acetyl Methionine. 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.
Methionine, N-acetyl-, compd. with N-(2,5-dioxo-4-imidazolidinyl)urea (1:1) also appears in cosmetics databases.