Also known as: EINECS 201-188-9, Nitroetan, UNII-6KEL3ZAU0V, 1-nitroethane
CAS 79-24-3
Nitroethane (CAS 79-24-3) is a chemical substance with GHS signal word Warning; key hazard signal: H226; H332; H302. Key regulatory status: REACH registered, 1 regulatory/inventory list, cosmetic ingredient cross-reference; source data from ECHA CLP, EPA ToxValDB, EPA CPDat, AICIS, ECHA REACH, ILO ICSC, OSHA.
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 |
|---|---|---|---|
| Flam. Liq. 3; Acute Tox. 4 *; Acute Tox. 4 * | H226; H332; H302 | GHS02; GHS07 | Warning |
International Chemical Safety Card hazard and exposure summary.
| Field | Value |
|---|---|
| GHS Signal Word | WARNING |
| GHS Hazard Statements | Flammable liquid and vapour Harmful if swallowed or if inhaled |
| Short-term Effects | The substance is irritating to the eyes and respiratory tract. The substance may cause effects on the blood. This may result in the formation of methaemoglobin. Exposure at high levels could cause lowering of consciousness. The effects may be delayed. Medical observation is indicated. |
| Long-term Effects | The substance may have effects on the upper respiratory tract, blood, liver and kidneys. |
| Routes of Exposure | The substance can be absorbed into the body by inhalation of its vapour, by ingestion and through the skin. |
Occupational exposure limits from OSHA, NIOSH, and ACGIH rows.
| Agency | Metric | Value | ppm | mg/m3 | Skin |
|---|---|---|---|---|---|
| OSHA | TWA | 100 ppm (310 mg/m³) | 100 | 310 | N |
| NIOSH | TWA | 100 ppm (310 mg/m³) | 100 | 310 | N |
| ACGIH | TWA | 100 ppm [1979] | 100 | - | N |
| CAL/OSHA | TWA | 100 ppm (310 mg/m³) | 100 | 310 | N |
| NIOSH | IDLH | 1000 ppm | 1000 | - | - |
Industrial and product-use categories associated with this substance.
Inventory, screening, and regulatory list matches from public chemical databases.
| List | Keyword | Source |
|---|---|---|
| inert_ingredient; non_food_use; Pesticides | EPA | CPCat |
Toxicology endpoints rendered from public NOAEL study rows.
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| =25 | mg/m3 | DNEL local | inhalation | Human | ToxValDB GESTIS DNEL |
| =8.4 | mg/m3 | DNEL systemic | inhalation | Human | ToxValDB GESTIS DNEL |
| 6KEL3ZAU0V | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| >19.8 | mg/L | LC50 | Inhalation | - | NTP ICE acute inhalation |
| =3070 | mg/m3 | LEL | inhalation | Rabbit | ECHA |
| =3.070e+4 | mg/m3 | LEL | inhalation | Guinea Pig | ECHA |
| =1.044e+5 | mg/m3 | LEL | inhalation | Human | ToxValDB DOE Protective Action Criteria |
| =1075 | mg/m3 | LOAEC | inhalation | Mouse | ECHA |
| =263 | mg/m3 | LOAEL | inhalation | Rat | ToxValDB EU SCOEL |
| =294.7 | mg/m3 | LOAEL | inhalation | Rat | ECHA |
| 0 | unitless | Model Score | - | - | NTP ICE endocrine |
| =307 | mg/m3 | NOAEC | inhalation | Rat | ECHA |
| =614 | mg/m3 | NOAEC | inhalation | Rat | ECHA |
| =1075 | mg/m3 | NOAEC | inhalation | Rat | ECHA |
| =147.4 | mg/m3 | NOAEL | inhalation | Rat | ECHA |
| =76.76 | mg/m3 | NOEC | inhalation | Rat | ECHA |
| =153.5 | mg/m3 | NOEC | inhalation | Rat | ECHA |
| =307 | mg/m3 | NOEC | inhalation | Rat | ECHA |
Showing 18 of 18 studies
Registration status from the ECHA REACH registered substances database.
| Status | Name | EC Number | Link |
|---|---|---|---|
| Registered | Nitroethane | 201-188-9 | ECHA overview → |
Australian industrial chemicals inventory status and applicable conditions.
Same-CAS cosmetic ingredient record for cross-vertical context.
Same-CAS pharmaceutical records from drug and bioactivity sources.
Nitroethane (CAS 79-24-3) is classified under EU CLP Annex VI as Flam. Liq. 3; Acute Tox. 4 *; Acute Tox. 4 * with signal word Warning. Hazard statements: H226; H332; H302. Source: EU CLP Annex VI (ECHA).
Nitroethane has 18 NOAEL studies in the database. The lowest reported value is 0 unitless. Source: NTP ICE endocrine.
Nitroethane appears on 1 regulatory/inventory list including inert_ingredient; non_food_use; Pesticides. Source: EPA CPDat.
Occupational exposure limits for Nitroethane are set by OSHA, NIOSH, ACGIH. 5 limit values from official agencies are documented in the database. Source: OSHA, NIOSH, ACGIH.
Yes, Nitroethane is also indexed as a cosmetic ingredient under the name NITROETHANE. 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, AICIS (Australian Industrial Chemicals Introduction Scheme), EPA DSSTox, ECHA REACH, ILO/WHO ICSC, OSHA/NIOSH/ACGIH, CosIng / Ingredients DB, ChEMBL / DailyMed. All data traces to primary regulatory sources and is updated from official government databases.
Nitroethane also appears in cosmetics, pharmaceutical databases.