Grundinformationen
- CAS
17689-77-9- Standard-SMILES
CC[Si](OC(C)=O)(OC(C)=O)OC(C)=O- InChIKey
KXJLGCBCRCSXQF-UHFFFAOYSA-N- Summenformel
- C8H14O6Si
- Durchschnittliche Molmasse
- 234,28 g/mol
- Monoisotopische Masse
- 234,0559647
Namen und Bezeichner
- Bevorzugter Name
- Ethyltriacetoxysilane
- IUPAC
- [diacetyloxy(ethyl)silyl] acetate
- Lokaler Name
- Triacetoxyethylsilan
- Englischer Name
- (Triacetoxy)ethylsilane
- Summenformel
- C8H14O6Si
- Molmasse
- 234.28
Namen und Synonyme
EthyltriacetoxysilaneTriacetoxyethylsilaneSilanetriol, 1-ethyl-, 1,1,1-triacetateSilanetriol, ethyl-, triacetateDTXSID3027792Dynasylan ETACEINECS 241-677-4UNII-38023A64VVETHYLSILANETRIOL TRIACETATE38023A64VVDTXCID607792TRIS(ACETYLOXY)ETHYLSILANE
Weitere Namen anzeigen
ETASEthyltriacethoxysilaneethvltriacetoxvsilaneethyltriacetoxyslianeTriacetoxyethylsilane>ETHYLSILANETRIOLTRIACETATEethyl-silanetriotriacetateEthylsilanetriyl triacetate
EC 241-677-4CE6345RefChem:139208Ethylsilanetriol, triacetateSilanetriol, ethyl, triacetateSilanetriol, 1ethyl, 1,1,1triacetateKXJLGCBCRCSXQF-UHFFFAOYSA-N17689-77-9
Datenbank-Bezeichner
- CAS
17689-77-9- PubChem CID
- 87244
- DTXSID
DTXSID3027792- ChEMBL
CHEMBL3185159
Eigenschaften
Berechnete Struktureigenschaften
- Polarare Oberfläche (TPSA)
- 78,9 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 6
- Frei drehbare Bindungen
- 7
- Schwere Atome
- 15
- Formalladung
- 0
- Komplexität
- 234
Experimentelle und physikochemische Eigenschaften
Chemical ClassesMetals -> Metalloid Compounds (Silicon)
Vapor Pressure0.04 [mmHg]
Physical Description
Liquid
Off-white liquid with an odor of acetic acid; mp = 8.4 deg C; [OECD SIDS: IUCLID Data Set] Colorless liquid; mp = 7-9 deg C; [Alfa Aesar MSDS]
Physikochemische Eigenschaften
- Schmelzpunkt
- 7 · 7-9°C
- Siedepunkt
- 98 °C4 · 98 °C4 mm Hg(lit.)
- Dichte
- 1.14 g/mL · 1.14 g/mL at 25 °C(lit.)
- Dampfdruck
- 2.67 · 2.67-5.1Pa at 20℃
- Brechungsindex
- 20 · n20/D 1.411(lit.)
- Flammpunkt
- 224 °F · 224 °F
- Aggregatzustand
- clear liquid
- Wichte
- 1.143 · 1.143
- Farbe
- Colorless to Light yellow
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
This chemical does not meet GHS hazard criteria for 1.6% (6 of 378) of reports.
Danger
H302 (83.3%): Harmful if swallowed [Warning Acute toxicity, oral]
P260, P264, P264+P265, P270, P280, P301+P317, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P330, P363, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 378 reports by companies from 16 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Not Classified
Gefahrenhinweise
Regulatory Information
Chemical: Silanetriol, ethyl-, triacetate
Silanetriol, 1-ethyl-, 1,1,1-triacetate is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Silanetriol, 1-ethyl-, 1,1,1-triacetate are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Status: Active Update: 04-08-2021 https://echa.europa.eu/registration-dossier/-/registered-dossier/14224
Silanetriol, ethyl-, triacetate: Does not have an individual approval but may be used under an appropriate group standard
Other Safety InformationEvaluation - Chemicals that are unlikely to require further regulation to manage risks to environment
Hazards Summary
Oral LD50 (rat) = 380 mg/kg; [EPA - TSCATS] Acetic acid and sodium acetate demonstrate no evidence of toxicity to fertility or teratogenicity; [OECD SIDS: Ethyltriacetoxysilane - 2005] No human exposure from use in silicone sealants due to the nature of the curing process; Rapidly hydrolyzed by moisture/water forming acetic acid and the corresponding trisilanol (toxicity expected primarily from acetic acid); Severely irritating and corrosive to skin; [OECD SIDS: Ethyltriacetoxysilane - 2005] Hydrolyzed by water; Causes burns; Inhalation may cause corrosive injuries to upper respiratory tract and lungs; [Alfa Aesar MSDS] See Acetic acid.
Chemie und Industrie
Verwendung und Herstellung
UsesUsed as a cross-linker for silicone sealants and adhesives available in consumer, industrial, and construction markets; [OECD SIDS: Ethyltriacetoxysilane - 2005]
U.S. Production2023: 1,000,000 - <5,000,000 lb
Consumer UsesWaterproofing agent
Industry UsesSealant (barrier)
Household ProductsInformation on 36 consumer products that contain Ethyltriacetoxysilane in the following categories is provided:
General Manufacturing Information
Miscellaneous Manufacturing
Silanetriol, 1-ethyl-, 1,1,1-triacetate: ACTIVE
Anwendungen
VerwendenTriacetoxy(ethyl)silane is used in sealants, the substance is used as a cross-linking agent and adhesion promoter.
Vor- und nachgelagerte Produkte
Vorgelagerte Rohstoffe
Zugehörige Reaktionen
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