HuagongsheHuagongshe Chemie-Druckbericht · Nur für Forschungszwecke
Tellurtetraiodid
TELLURIUM IODIDE · TELLERIUM IODIDE · Tellurium lodide · Tellurium(Ⅳ) iodide · TELLURIUM TETRAIODIDE · TELLURIUM (IV) IODIDE · Tellurium(Ⅳ)tetraiodide · Tellurium(Ⅳ) Iodide(TeI4)
Identifikatoren & physikalische Daten
| CAS No. | 7790-48-9 |
|---|---|
| Summenformel | I4Te |
| Durchschnittliche Molmasse | 635,2 g/mol |
| Monoisotopische Masse | 637,5241 g/mol |
| SMILES | I[Te](I)(I)I |
| InChIKey | XCOKHDCPVWVFKS-UHFFFAOYSA-N |
| PubChem CID | 82255 |
| EC No. | 232-210-5 |
| DTXSID | DTXSID1064877 |
| Lokaler Name | Tellurtetraiodid |
Chemische & physikalische Eigenschaften
| Polarare Oberfläche (TPSA) | 0 |
|---|---|
| H-Brücken-Donoren | 0 |
| H-Brücken-Akzeptoren | 0 |
| Frei drehbare Bindungen | 0 |
| Schwere Atome | 5 |
| Formalladung | 0 |
| Komplexität | 19,1 |
| Stoffklassen | Metals -> Metalloid Compounds (Tellurium) |
| Physical Description | Gunmetal-gray solid[Merck Index] Black crystals with an acrid odor[Alfa Aesar MSDS] |
| Schmelzpunkt | 280°C |
| Dichte | 5.05 g/mL at 25 °C(lit.) |
| Löslichkeit | reacts with H2Oslightly soluble in acetoneDecomposes slowly in cold water to TeO{2} and HI |
| Aggregatzustand | Crystalline |
| Wichte | 5.403 |
| Farbe | black orthorhombic crystals, crystalline |
| Merck | 14,9127 |
| CAS Datenbank | 7790-48-9(CAS DataBase Reference) |
| EPA chemische Informationen | Tellurium iodide (TeI4), (T-4)- (7790-48-9) |
Sicherheit & Vorschriften
| GHS-Einstufung | DangerH302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]P260, P261, P264, P264+P265, P270, P271, P280, P301+P317, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P330, P362+P364, P363, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 42 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
|---|---|
| Gefahrenübersicht | Hydrolyzed by water forming tellurium dioxide and hydrogen iodide[Merck Index] Reacts with waterCauses burnsHarmful by ingestion[Alfa Aesar MSDS] See Silicon tetraiodide. See Iodine for the TLV of Iodides. |
| Hazard Classes and Categories | Acute Tox. 4 (100%) |
| Threshold Limit Values (TLV) | 0.1 [mg/m3], as Te [0.01 ppm for inhalable fraction and vapor (iodides)] |
| Permissible Exposure Limit (PEL) | 0.1 [mg/m3], as Te |
| Immediately Dangerous to Life or Health (IDLH) | 25.0 [mg/m3], as Te |
| Unerwünschte Wirkungen | Dermatotoxin - Skin burns. |
| Wassergefährdungsklasse (WGK) | 3 |
| TSCA-Inventar-Status | TSCA listed |
| UN-Transportnummer | UN 3260 8/PG 2 |
| R-Sätze (R) | 20/21/22-34 |
| Gefahrensymbole | C |
| Sicherheitshinweise (S) | 22-26-27-36/37/39-45 |
| Gefahrenklasse | 8 |
| Verpackungsgruppe | II |
Anwendungen & Verwendung
Verwenden
Tellurium(IV) iodide is used in chemical research.