Tetraethyl orthosilicate

• Catalog No.: 333859
• CAS Number: 78-10-4
• M. F.: C8H20O4Si
• M. W.: 208.3275
• Purity: 99.999% trace metals basis

SYNONYMS

• Title: 原硅酸四乙酯
• IUPAC name: tetraethyl silicate
• IUPAC Traditional name: tetraethyl orthosilicate
• Synonyms: TEOS; 四乙氧基硅烷; Tetraethoxysilicon(IV); Silicon tetraethoxide; Tetraethyl silicate; Orthosilicic acid tetraethyl ester; Tetraethoxysilane; 硅酸四乙酯

DATABASE IDS

• MDL Number: MFCD00009062
• Beilstein Number: 1422225
• CAS Number: 78-10-4
• EC Number: 201-083-8
• PubChem SID: 24860192

PROPERTIES

• Linear Formula: Si(OC2H5)4
• Purity: 99.999% trace metals basis
• Apperance: liquid
• Boiling Point: 168 °C(lit.)
• Density: 0.933 g/mL at 20 °C(lit.)
• Flash Point: 48 °C
• Flash Point: 118.4 °F
• Refractive Index: n20/D 1.382(lit.)
• Vapor Density: 7.2 (vs air)
• Vapor Pressure: <1 mmHg ( 20 °C)
• GHS Signal Word: Warning
• GHS Hazard statements: H226-H319-H332-H335
• European Hazard Symbols: Harmful (Xn)
• Personal Protective Equipment: Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P261-P305 + P351 + P338
• RID/ADR: UN 1292 3/PG 3
• Risk Statements: 10-20-36/37
• RTECS: VV9450000
• Hazard Class: 3
• UN Number: 1292
• Packing Group: 3
• German water hazard class: 1

DETAILS

Description (English)

Application
Commonly used as a precursor to prepare xerogel1,2
Will interact with dodecylamine in the formation of intercalation compounds of H+-magadiite and used in a study of mixed-metal bioactive glasses.
General description
Atomic number of base material: 14 Silicon
Packaging
25, 100 mL in glass bottle

Description (简体中文)

Application
在形成 H+-magadiite 的嵌入化合物中，将与十二胺反应，用于研究混合金属生物活性玻璃。
常用作制备干凝胶时的前体1,2
General description
Atomic number of base material: 14 Silicon
包装
25, 100 mL in glass bottle