Introduction：Basic information about CAS 10279-57-9|Silicon dioxide, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.
| Common Name | Silicon dioxide |
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| CAS Number | 10279-57-9 | Molecular Weight | 60.084 |
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| Density | 2.6 g/mL at 25ºC(lit.) | Boiling Point | 1610ºC(lit.) |
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| Molecular Formula | O2Si | Melting Point | >100ºC(lit.) |
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| MSDS | / | Flash Point | / |
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Names
| Name | silica$EINECS 600-358-3 |
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| Synonym | More Synonyms |
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Chemical & Physical Properties
| Density | 2.6 g/mL at 25ºC(lit.) |
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| Boiling Point | 1610ºC(lit.) |
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| Melting Point | >100ºC(lit.) |
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| Molecular Formula | O2Si |
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| Molecular Weight | 60.084 |
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| Exact Mass | 59.966755 |
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| PSA | 34.14000 |
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| Appearance of Characters | tablets (~0.5 g each) |
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| Index of Refraction | n20/D 1.544(lit.) |
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| InChIKey | LRCFXGAMWKDGLA-UHFFFAOYSA-N |
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| SMILES | O.O=[Si]=O |
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| Storage condition | 2-8°C |
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Safety Information
| Hazard Codes | Xn:Harmful |
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| Risk Phrases | 48/20 |
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| Safety Phrases | 22 |
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| WGK Germany | 3 |
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| RTECS | VV7340000 |
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Synonyms
| Dioxosilane |
| Cristobalite |
| Silane, dioxo- |
