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| LC5759 Tetramethyl orthosilicate for synthesis |
| Order number | Packaging | Quantity | Price € |
| AC32759 | Glass bottle | 25 ml | 10.89 |
| AC32759 | Glass bottle | 100 ml | 23.63 |
| Product information | |
| Hill Formula | C4H12O4Si |
| HS Code | 2920 90 85 |
| EC number | 211-656-4 |
| Molar mass | 152.22 g/mol |
| CAS number | 681-84-5 |
| Chemical and physical data | |
| Ignition temperature | 245 °C |
| Solubility | (20 °C) Hydrolysis |
| Melting point | -2 °C |
| Molar mass | 152.22 g/mol |
| Density | 1.03 g/cm3 (20 °C) |
| pH value | (H2O, 20 °C) not applicable |
| Boiling point | 122 °C (1013 hPa) |
| Vapor pressure | 18 hPa (20 °C) |
| Explosion limit | 0.88 – 23.8 %(V) |
| Flash point | 19 °C |
| Safety information according to GHS | |
| Hazard Statement(s) | H226: Flammable liquid and vapour. H330: Fatal if inhaled. H315: Causes skin irritation. H318: Causes serious eye damage. H335: May cause respiratory irritation. |
| Precautionary Statement(s) | P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P304 + P340: IF INHALED: Remove vic |
| Signal Word | Danger |
| Hazard Pictogram(s) |    |
| RTECS | VV9800000 |
| Storage class | 3 Flammable Liquids |
| WGK | WGK 1 slightly water endangering |
| Disposal | 9 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 | |
| R Phrase | R 10-26-37/38-41 Flammable.Very toxic by inhalation.Irritating to respiratory system and skin.Risk of serious damage to eyes. |
| S Phrase | S 26-28-36/37/39-45 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.After contact with skin, wash immediately with plenty of water.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). |
| Categories of danger | flammable, very toxic, irritant |
| Hazard Symbol |  Very toxic |
| Transport information | |
| Declaration (transport by sea) IMDG-Code | UN 2606 METHYL ORTHOSILICATE, 6.1 (3), I |
| Declaration (transport by air) IATA-DGR | UN 2606 METHYL ORTHOSILICATE, 6.1 (3), |
| Toxicological data | |
| LD 50 dermal | LD50 rabbit 17510 mg/kg |
| Specifications | |
| Assay (GC, area%) | ≥ 98 % |
| Density (d 20 °C/ 4 °C) | 1.030 – 1.035 |
| Identity (IR) | passes test |
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