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HCID 83705Erstellt: 3. November 2026
Siliciumdisulfid
SILICON SULFIDE · Silicon Silicon · SILICON DISULFIDE · silicon disulphide · Silicone disulfide · Silicon(Ⅳ) Sulfide · Silicon monosulfide · SILICON(IV) SULFIDE
https://huagongshe.com/de/chemical/83705
Identifikatoren & physikalische Daten
| CAS No. | 13759-10-9 |
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| Summenformel | S2Si |
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| Durchschnittliche Molmasse | 92,22 g/mol |
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| Monoisotopische Masse | 91,92106888 g/mol |
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| SMILES | S=[Si]=S |
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| InChIKey | KHDSWONFYIAAPE-UHFFFAOYSA-N |
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| PubChem CID | 83705 |
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| EC No. | 237-344-8 |
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| DTXSID | DTXSID4065606 |
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| Lokaler Name | Siliciumdisulfid |
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Chemische & physikalische Eigenschaften
| Polarare Oberfläche (TPSA) | 64,2 |
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| H-Brücken-Donoren | 0 |
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| H-Brücken-Akzeptoren | 2 |
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| Frei drehbare Bindungen | 0 |
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| Schwere Atome | 3 |
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| Formalladung | 0 |
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| Komplexität | 18,3 |
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| Stoffklassen | Metals -> Metalloid Compounds (Silicon) |
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| SpringerMaterials Properties | Atomic environment |
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| Physical Description | White solid[Merck Index] Grey pieces with an odor of rotten eggs in moist air[MSDSonline] |
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| Schmelzpunkt | 1090°C subl. |
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| Siedepunkt | 1090°C |
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| Dichte | 2,02 g/cm3 |
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| Löslichkeit | reacts with H2O, ethanolinsoluble in benzeneDecomposes in water |
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| Aggregatzustand | white rhombohedral crystals |
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| Farbe | white rhomb crystals, crystalline |
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| Spezifische Wärmekapazität | Cp(gas): 0.35 J/(g·K), at 25℃ |
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| Merck | 14,8494 |
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| InChI | InChI=1S/S2Si/c1-3-2 |
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| InChIKey | KHDSWONFYIAAPE-UHFFFAOYSA-N |
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| SMILES | [Si](=S)=S |
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| CAS Datenbank | 13759-10-9(CAS DataBase Reference) |
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| EPA chemische Informationen | Silicon sulfide (SiS2) (13759-10-9) |
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Sicherheit & Vorschriften
| GHS-Einstufung | DangerH261 (100%): In contact with water releases flammable gas [Danger Substances and mixtures which in contact with water, emit flammable gases]P231+P232, P261, P264, P264+P265, P270, P271, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P370+P378, P402+P404, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 4 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies. |
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| Regulatorische Informationen | Silicon sulfide (SiS2): Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right. |
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| Gefahrenübersicht | Evolves hydrogen sulfide on contact with moisture[Merck Index] A moderate eye irritantHydrogen sulfide produced on contact with moisture can have effects on the respiratory system[MSDSonline] See Hydrogen sulfide. |
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| Unerwünschte Wirkungen | Other Poison - Chemical Asphyxiant |
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| TSCA-Inventar-Status | TSCA listed |
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| UN-Transportnummer | UN3134 |
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| Gefahrenklasse | 4.3 |
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| Verpackungsgruppe | II |
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