| CAS Number | 791-31-1 |
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| EC/List No. | 212-339-3 |
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| Molecular Formula | C18H16OSi |
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| Molecular Weight | 276.40 g/mol |
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| Melting Point | 150-153 °C (lit.) |
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| Boiling Point | 389 °C (760 mmHg) |
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| Density | 1.13 g/cm³ |
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| Refractive Index | 1.628 |
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| SMILES | O[Si](c1ccccc1)(c1ccccc1)c1ccccc1 |
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| InChIKey | NLSXASIDNWDYMI-UHFFFAOYSA-N |
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| Description | Triphenylsilanol, an organosilanol with three phenyl groups. Used as a hydroxylation reagent and silyl protecting group precursor in organic synthesis. |
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| Applications | Pharmaceutical intermediate; organosilicon; synthetic reagent |
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| Hazard Class | Skin Irrit. 2; Eye Irrit. 2; STOT SE 3 (Resp) |
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| Hazard Statements | H315; H319; H335 |
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| Precautionary Statements | P261; P264; P271; P280; P302+P352; P304+P340; P305+P351+P338; P312; P321; P332+P313; P337+P313; P362; P403+P233; P405; P501 |
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