Also known as: Silane, triethoxy(2-methylpropyl)-, (2-Methylpropyl)triethoxysilane, Silane, triethoxyisobutyl-, Isobutyltriethoxysilane, Dynasylan IBTEO (+6 more)
CAS 17980-47-1
Triethoxy(2-methylpropyl)silane (CAS 17980-47-1) is a chemical substance with GHS signal word Warning; key hazard signal: H315. Key regulatory status: REACH registered, cosmetic ingredient cross-reference; source data from ECHA CLP, EPA ToxValDB, EPA CPDat, AICIS, 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 |
|---|---|---|---|
| Skin Irrit. 2 | H315 | GHS07 | Warning |
Industrial and product-use categories associated with this substance.
Toxicology endpoints rendered from public NOAEL study rows.
| Value | Unit | Endpoint | Route | Species | Source |
|---|---|---|---|---|---|
| 0YZ0G6Z2XH | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 0YZ0G6Z2XH | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 0YZ0G6Z2XH | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| 0YZ0G6Z2XH | UNII | FDA UNII substance identifier | - | - | openFDA substances |
| >2000 | mg/kg bw | LD50 | oral | Rat | NTP_ICE_acute_oral |
| >5000 | mg/kg bw | LD50 | oral | Rat | NTP_ICE_acute_oral |
| >=1000 | mg/kg bw/day | NOAEL | oral | Rat | ToxValDB_ECHA_IUCLID |
Showing 7 of 7 studies
Registration status from the ECHA REACH registered substances database.
| Status | Name | EC Number | Link |
|---|---|---|---|
| Registered | Triethoxyisobutylsilane | 402-810-3 | 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.
Triethoxy(2-methylpropyl)silane (CAS 17980-47-1) is classified under EU CLP Annex VI as Skin Irrit. 2 with signal word Warning. Hazard statements: H315. Source: EU CLP Annex VI (ECHA).
Triethoxy(2-methylpropyl)silane has 7 NOAEL studies in the database. The lowest reported value is 0YZ0G6Z2XH UNII. Source: openFDA substances.
Yes, Triethoxy(2-methylpropyl)silane is also indexed as a cosmetic ingredient under the name Hexadecyl Methicone. 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, CosIng / Ingredients DB, ChEMBL / DailyMed. All data traces to primary regulatory sources and is updated from official government databases.
Triethoxy(2-methylpropyl)silane also appears in cosmetics, pharmaceutical databases.