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800658 Tetraethyl orthosilicate

Tetraethyl orthosilicate for synthesis. CAS 78-10-4, EC Number 201-083-8, chemical formula (C₂H₅O)₄Si.

Tetraethyl orthosilicate MSDS (material safety data sheet) or SDS, CoA and CoQ, dossiers, brochures and other available documents.

Synonyms: Tetraethoxysilane

CAS #: 78-10-4 EC Number: 201-083-8 Molar Mass: 208.33 g/mol Chemical Formula: (C₂H₅O)₄Si Hill Formula: C₈H₂₀O₄Si
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Overview

Replacement Information

Key Spec Table

CAS #EC NumberHill FormulaChemical FormulaMolar Mass
78-10-4201-083-8C₈H₂₀O₄Si(C₂H₅O)₄Si208.33 g/mol

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      8006580250
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          8006581000
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              Description
              Catalogue Number800658
              SynonymsTetraethoxysilane
              DescriptionTetraethyl orthosilicate
              References
              Product Information
              CAS number78-10-4
              EC index number014-005-00-0
              EC number201-083-8
              Hill FormulaC₈H₂₀O₄Si
              Chemical formula(C₂H₅O)₄Si
              Molar Mass208.33 g/mol
              HS Code2920 90 59
              Structure formula ImageStructure formula Image
              Quality LevelMQ200
              Applications
              ApplicationTetraethyl orthosilicate for synthesis. CAS 78-10-4, EC Number 201-083-8, chemical formula (C₂H₅O)₄Si.
              Biological Information
              Physicochemical Information
              Boiling point168.0 °C (1013 hPa)
              Density0.94 g/cm3 (20 °C)
              Explosion limit1.3 - 23 %(V)
              Flash point45 °C
              Ignition temperature230 °C
              Melting Point-82.5 °C
              Vapor pressure<1 hPa (20 °C)
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 oralLD50 Rat 6270 mg/kg
              LD 50 dermalLD50 Rabbit 5860 mg/kg
              Safety Information according to GHS
              Hazard Pictogram(s) Hazard Pictogram(s)
              Hazard Pictogram(s)
              Hazard Statement(s)H226: Flammable liquid and vapour.
              H319: Causes serious eye irritation.
              H332: Harmful if inhaled.
              H335: May cause respiratory irritation.
              Precautionary Statement(s)P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
              P233: Keep container tightly closed.
              P240: Ground and bond container and receiving equipment.
              P241: Use explosion-proof electrical/ ventilating/ lighting equipment.
              P304 + P340 + P312: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor if you feel unwell.
              P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
              Signal WordWarning
              RTECSVV9450000
              Storage class3 Flammable liquids
              WGKWGK 1 slightly hazardous to water
              Disposal9
              Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).
              Safety Information
              Categories of dangerflammable, harmful, irritant
              Product Usage Statements
              Storage and Shipping Information
              StorageStore below +30°C.
              Packaging Information
              Transport Information
              Declaration (railroad and road) ADR, RIDUN 1292 , 3, III
              Declaration (transport by air) IATA-DGRUN 1292 , 3, III
              Declaration (transport by sea) IMDG-CodeUN 1292 , 3, III
              Supplemental Information
              Specifications
              Color according to color reference solution Ph.Eur.colorless liquid
              Assay (GC, area%)≥ 99.5 % (a/a)
              Density (d 20 °C/ 4 °C)0.932 - 0.934
              Identity (IR)passes test
              Global Trade Item Number
              Catalogue Number GTIN
              8006580025 04027269250638
              8006580250 04022536361475
              8006581000 04022536361482

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