Also known as: UNII-W2Z4SA9W8G, 4-(Ethylamino)-3-nitrobenzoic acid, Benzoic acid, 4-(ethylamino)-3-nitro-, N-Ethyl-3-nitro para amino benzoic acid
CAS 2788-74-1
N-Ethyl-3-nitro PABA (CAS 2788-74-1) is a chemical substance with GHS signal word Warning; key hazard signal: H302; H317; H412. Key regulatory status: REACH registered, 1 regulatory/inventory list, cosmetic ingredient cross-reference; source data from ECHA CLP, EPA ToxValDB, EPA CPDat, ECHA REACH.
CAS, identifiers, formula, and alternate names for the matched substance record.
EU harmonized hazard classification, hazard statements, pictograms, and signal word.
| Hazard Class | H-Statements | Pictograms | Signal |
|---|---|---|---|
| Acute Tox. 4 *; Skin Sens. 1; Aquatic Chronic 3 | H302; H317; H412 | GHS07 | Warning |
Industrial and product-use categories associated with this substance.
Inventory, screening, and regulatory list matches from public chemical databases.
| List | Keyword | Source |
|---|---|---|
| banned; Europe; Personal care | European Commission | CosIng |
Toxicology endpoints rendered from public NOAEL study rows.
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| W2Z4SA9W8G | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| W2Z4SA9W8G | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| W2Z4SA9W8G | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| W2Z4SA9W8G | UNII | FDA UNII substance identifier | - | - | openFDA substances |
Showing 4 of 4 studies
Registration status from the ECHA REACH registered substances database.
| Status | Name | EC Number | Link |
|---|---|---|---|
| Registered | 4-ethylamino-3-nitrobenzoic acid | 412-090-2 | ECHA overview → |
Same-CAS cosmetic ingredient record for cross-vertical context.
Same-CAS pharmaceutical records from drug and bioactivity sources.
N-Ethyl-3-nitro PABA (CAS 2788-74-1) is classified under EU CLP Annex VI as Acute Tox. 4 *; Skin Sens. 1; Aquatic Chronic 3 with signal word Warning. Hazard statements: H302; H317; H412. Source: EU CLP Annex VI (ECHA).
N-Ethyl-3-nitro PABA has 4 NOAEL studies in the database. The lowest reported value is W2Z4SA9W8G UNII. Source: openFDA substances.
N-Ethyl-3-nitro PABA appears on 1 regulatory/inventory list including banned; Europe; Personal care. Source: EPA CPDat.
Yes, N-Ethyl-3-nitro PABA is also indexed as a cosmetic ingredient under the name N-ETHYL-3-NITRO PABA. View the full cosmetic safety profile on the ingredient page for detailed safety data, SCCS opinions, and regulatory status.
Safety data is sourced from ECHA CLP Annex VI, EPA ToxValDB, EPA CPDat, EPA DSSTox, ECHA REACH, CosIng / Ingredients DB, ChEMBL / DailyMed. All data traces to primary regulatory sources and is updated from official government databases.
N-Ethyl-3-nitro PABA also appears in cosmetics, pharmaceutical databases.