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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
800658
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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

Products

Catalogue NumberPackaging Qty/Pack
8006580025 Glass bottle 25 ml
8006580250 Glass bottle 250 ml
8006581000 Glass bottle 1 l
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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