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Pyridine
Piridina · Пиридин · Pyridin · بيريدين · Piridin · Пиридин · Πυριδίνη · Piridina · پیریدین · פירידין · पिरिडीन · Piridin
| CAS | 110-86-1 |
|---|---|
| EC | 203-809-9 |
| UN | 1282 |
| Formule | C5H5N |
| Molaire massa | 79,1 g/mol |
| OEG (LEL) | 1,7 % vol |
| BEG (UEL) | 12,4 % vol |
| Vlampunt | 18 °C |
| Zelfontbrandingstemperatuur | 482 °C |
| Temperatuurklasse | T1 |
| Gasgroep | IIA |
| Relatieve dichtheid van het gas of de damp (lucht = 1) | 2,73 |
| GHS | Gevaar · H225, H302, H312, H332 |
Pyridine is an azaarene comprising a benzene core in which one -CH group is replaced by a nitrogen atom. It is the parent compound of the class pyridines. Pyridine appears as a clear colorless to light yellow liquid with a penetrating nauseating odor. Vapors are heavier than air. Toxic by ingestion and inhalation.