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Sulfur trioxide-pyridine complex, 98%, active SO3 ca 48-50%
Descrizione
Sulfur trioxide-pyridine complex is used for sulfations of alcohols, sulfonations, deoxygenations and other reductions, oxidations with dimethyl sulfoxide. It is also used as a source of sulfur trioxide especially in the preparation of sulfate esters. Further, it is used as an activating electrophile in a Parikh-Doering oxidation. In addition to this, it is also used in the preparation and anticoagulation test of sulfated silk fibroin.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Sulfur trioxide-pyridine complex is used for sulfations of alcohols, sulfonations, deoxygenations and other reductions, oxidations with dimethyl sulfoxide. It is also used as a source of sulfur trioxide especially in the preparation of sulfate esters. Further, it is used as an activating electrophile in a Parikh-Doering oxidation. In addition to this, it is also used in the preparation and anticoagulation test of sulfated silk fibroin.
Solubility
Soluble in polar organic solvents.
Notes
Moisture sensitive. Incompatible with strong oxidizing agents.
Specifica
Specifica
| Materiale o nome chimico | Sulfur trioxide-pyridine complex |
| Nota nome | Active SO3 ≈48 to 50% |
| Punto di fusione | ∼155°C to 165°C |
| Quantità | 50 g |
| Numero UN | UN3261 |
| Beilstein | 3704116 |
| Sensibilità | Moisture sensitive |
| Informazioni di solubilità | Soluble in polar organic solvents. |
| IUPAC Name | pyridine; sulfonylideneoxidane |
| Peso formulazione | 159.16 |
| Vedi altri risultati |
Sicurezza e movimentazione
- Sulfur trioxide-pyridine complex
- Attenzione
- Tossicità acuta Categoria 4
- Lesione oculare grave/irritazione oculare Categoria 2
- Corrosione/irritazione della pelle Categoria 2
- H302-Nocivo se ingerito.
- H315-Provoca irritazione cutanea.
- H319-Provoca grave irritazione oculare.
- P280-Indossare guanti/indumenti protettivi/Proteggere gli occhi/il viso.
- P301+P330+P331-IN CASO DI INGESTIONE: sciacquare la bocca. NON provocare il vomito.
- P302+P352-IN CASO DI CONTATTO CON LA PELLE: lavare abbondantemente con acqua/.
- P312-Contattare un CENTRO ANTIVELENI/un medico/in caso di malessere.
- P337+P313-Se l'irritazione degli occhi persiste, consultare un medico.
- MIXTURE LIST-Contiene: Sulfur trioxide, compound with pyridine
RUO – Research Use Only
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