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4,4,7,7-Tetraethoxy-3,8-dioxa-4,7-disiladecan
BIS(TRIETHOXYSILYL)ETHANE · 4,4,7,7-tetraethoxy-3,8-dioxa-4,7-disiladecane · KH-526 · CFS-374 · Silquest Y 9805 · Co-Formula CFS-374 · 1,2-Bis(triethoxysiL · HEXAETHOXYDISILETHYLENE
Identifikatoren & physikalische Daten
| CAS No. | 16068-37-4 |
|---|---|
| Summenformel | C14H34O6Si2 |
| Durchschnittliche Molmasse | 354,59 g/mol |
| Monoisotopische Masse | 354,18939187 g/mol |
| SMILES | CCO[Si](CC[Si](OCC)(OCC)OCC)(OCC)OCC |
| InChIKey | IZRJPHXTEXTLHY-UHFFFAOYSA-N |
| PubChem CID | 85266 |
| EC No. | 240-212-2 |
| DTXSID | DTXSID7051763 |
| Lokaler Name | 4,4,7,7-Tetraethoxy-3,8-dioxa-4,7-disiladecan |
Chemische & physikalische Eigenschaften
| Polarare Oberfläche (TPSA) | 55,4 |
|---|---|
| H-Brücken-Donoren | 0 |
| H-Brücken-Akzeptoren | 6 |
| Frei drehbare Bindungen | 15 |
| Schwere Atome | 22 |
| Formalladung | 0 |
| Komplexität | 208 |
| Food Contact Substances | FCS -> FDA Cumulative Estimated Daily Intake (CEDI) |
| Physical Description | Liquid |
| Schmelzpunkt | -20-10°C |
| Siedepunkt | 119 °C(lit.) |
| Dichte | 0.958 g/mL at 25 °C(lit.) |
| Dampfdruck | 0-7910Pa at 20-25℃ |
| Brechungsindex | n20/D 1.411(lit.) |
| Flammpunkt | >230 °F |
| Lagerbedingungen | Keep in dark place,Sealed in dry,Room Temperature |
| Aggregatzustand | clear liquid |
| Farbe | Colorless to Almost colorless |
| Wichte | 0.957 |
| Löslichkeit | Soluble in alcohol, aromatic and aliphatic hydrocarbons. Hydrolyzes with water. |
| InChI | 1S/C14H34O6Si2/c1-7-15-21(16-8-2,17-9-3)13-14-22(18-10-4,19-11-5)20-12-6/h7-14H2,1-6H3 |
| InChIKey | IZRJPHXTEXTLHY-UHFFFAOYSA-N |
| SMILES | CCO[Si](CC[Si](OCC)(OCC)OCC)(OCC)OCC |
| LogP (Verteilungskoeffizient) | -4-2.7 at 20-25℃ |
| CAS Datenbank | 16068-37-4 |
| EPA chemische Informationen | 3,8-Dioxa-4,7-disiladecane, 4,4,7,7-tetraethoxy- (16068-37-4) |
Sicherheit & Vorschriften
| GHS-Einstufung | DangerH301 (65.7%): Toxic if swallowed [Danger Acute toxicity, oral]P260, P261, P264, P264+P265, P270, P271, P273, P280, P301+P316, P302+P352, P304+P340, P305+P354+P338, P317, P319, P321, P330, P332+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 230 reports by companies from 11 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
|---|---|
| Regulatorische Informationen | Chemical: 3,8-Dioxa-4,7-disiladecane, 4,4,7,7-tetraethoxy-Regulation (EC) No 1935/2004 (amended)3,8-Dioxa-4,7-disiladecane, 4,4,7,7-tetraethoxy- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 3,8-Dioxa-4,7-disiladecane, 4,4,7,7-tetraethoxy- 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)PMN - indicates a commenced PMN (Pre-Manufacture Notices) substance.Status: Active Update: 01-07-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/236793,8-Dioxa-4,7-disiladecane, 4,4,7,7-tetraethoxy-: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right. |
| Hazard Classes and Categories | Acute Tox. 3 (65.7%) |
| Wassergefährdungsklasse (WGK) | 3 |
| TSCA-Inventar-Status | TSCA listed |
| UN-Transportnummer | 2810 |
| Zollcode | 29319090 |
| RTECS-Nr. | JG7755000 |
| R-Sätze (R) | 36/37/38-41-38-37-36 |
| Gefahrensymbole | Xi |
| Sicherheitshinweise (S) | 26-36 |
| Lagerklasse | 6.1C - Combustible acute toxic Cat.3toxic compounds or compounds which causing chronic effects |
| Gefahrenklasse | Acute Tox. 3 OralAcute Tox. 4 DermalAquatic Chronic 3STOT RE 1 Inhalation |
Anwendungen & Verwendung
Verwenden
1,2-Bis(triethoxysilyl)ethane is used as coating auxiliary agents, leather auxiliary agents, plastic auxiliary agents, surfactants and textile auxiliary agents. It is used to prepare mesoporous organosilica materials.