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HCID 87451Erstellt: 4. November 2026
Dirubidiumoxid
Rb2O · Rbidiumoxide · RUBIDIUM OXIDE · Oxybisrubidium · Einecs 241-993-2 · Dirubidium oxide · RUBIDIUM MONOXIDE · Dirubidium monoxide
https://huagongshe.com/de/chemical/87451
Identifikatoren & physikalische Daten
| CAS No. | 18088-11-4 |
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| Summenformel | HORb2+ |
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| Durchschnittliche Molmasse | 187,943 g/mol |
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| Monoisotopische Masse | 186,8263191 g/mol |
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| SMILES | [OH-].[Rb+].[Rb+] |
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| InChIKey | PSQWAKRSDVHUED-UHFFFAOYSA-N |
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| PubChem CID | 87451 |
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| EC No. | 241-993-2 |
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| DTXSID | DTXSID001014305 |
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| Lokaler Name | Dirubidiumoxid |
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Chemische & physikalische Eigenschaften
| Polarare Oberfläche (TPSA) | 1 |
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| H-Brücken-Donoren | 1 |
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| H-Brücken-Akzeptoren | 1 |
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| Frei drehbare Bindungen | 0 |
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| Schwere Atome | 3 |
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| Formalladung | 1 |
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| Komplexität | 2,8 |
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| Stoffklassen | Metals -> Metals, Inorganic Compounds |
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| Physical Description | Yellow chunks[Alfa Aesar MSDS] |
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| Schmelzpunkt | 400°C (dec.) |
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| Dichte | 3,72 g/cm3 |
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| Löslichkeit | reacts with H2O |
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| Aggregatzustand | yellow-brown cubic crystals |
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| Farbe | yellow-brown cubic crystals, crystallinehygroscopic |
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| CAS Datenbank | 18088-11-4 |
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| EPA chemische Informationen | Rubidium oxide (Rb2O) (18088-11-4) |
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Sicherheit & Vorschriften
| GHS-Einstufung | DangerH260 (100%): In contact with water releases flammable gases which may ignite spontaneously [Danger Substances and mixtures which in contact with water, emit flammable gases]P223, P231+P232, P260, P264, P264+P265, P280, P301+P330+P331, P302+P335+P334, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P370+P378, P402+P404, 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. |
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| Regulatorische Informationen | REACH registered substance: Dirubidium oxide (EC: 241-993-2) |
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| Gefahrenübersicht | Reacts exothermically with waterCauses burnsInhalation may cause corrosive injuries to upper respiratory tract and lungs[Alfa Aesar MSDS] See Rubidium. See Potassium oxide. |
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| Hazard Classes and Categories | Water-react. 1 (100%) |
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| Unerwünschte Wirkungen | Dermatotoxin - Skin burns. |
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| TSCA-Inventar-Status | TSCA listed |
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| UN-Transportnummer | 3262 |
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| R-Sätze (R) | 35-34-14-11 |
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| Gefahrensymbole | F,C |
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| Sicherheitshinweise (S) | 26-37/39-45-36/37/39-33-16 |
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| Gefahrenklasse | 4.1 |
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| Verpackungsgruppe | II |
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