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Natriumoxid
Sodium oxide (NaO) · Sodium monoxide: (Sodium oxide)
Identifikatoren & physikalische Daten
| CAS No. | 12401-86-4 |
|---|---|
| Summenformel | HNa2O+ |
| Durchschnittliche Molmasse | 62,987 g/mol |
| Monoisotopische Masse | 62,98227822 g/mol |
| SMILES | [Na+].[Na+].[OH-] |
| InChIKey | KKCBUQHMOMHUOY-UHFFFAOYSA-N |
| PubChem CID | 61564 |
| Lokaler Name | Natriumoxid |
Chemische & physikalische Eigenschaften
| Polarare Oberfläche (TPSA) | 1 |
|---|---|
| H-Brücken-Donoren | 1 |
| H-Brücken-Akzeptoren | 1 |
| Frei drehbare Bindungen | 0 |
| Schwere Atome | 3 |
| Formalladung | 1 |
| Komplexität | 2,8 |
| Stoffklassen | Metals -> Metals, Inorganic CompoundsCorrosives |
| Dichte | 2.27 @25 °C |
| Physical Description | Sodium monoxide appears as a white granular material. It reacts with water to give sodium hydroxide with the evolution of heat. It is corrosive to metals and tissue. It is used in chemical manufacture.White solid[CAMEO] |
| EPA chemische Informationen | Sodium oxide (NaO) (12401-86-4) |
Sicherheit & Vorschriften
| Regulatorische Informationen | Sodium oxide (NaO): Does not have an individual approval but may be used under an appropriate group standardThe New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.) |
|---|---|
| DOT-Kennzeichnung | Corrosive |
| Brandgefahren | Excerpt from ERG Guide 157 [Substances - Toxic and/or Corrosive (Non-Combustible / Water-Sensitive)]:· Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes. |
| Gesundheitsgefahren | Excerpt from ERG Guide 157 [Substances - Toxic and/or Corrosive (Non-Combustible / Water-Sensitive)]:· TOXIC and/or CORROSIVEinhalation, ingestion or contact (skin, eyes) with vapors, dusts or substance may cause severe injury, burns or death. |
| Gefahrenübersicht | Reacts vigorously with water evolving sodium hydroxide and heatCorrosive to tissue[CAMEO] Reacts violently with waterCauses burnsInhalation may cause corrosive injuries to upper respiratory tract and lungs[Spectrum MSDS] |
| DOT-Nummer und Handbuch | 1825 157 |
| Reaktive Gruppe | Bases, Strong |
| Reactivity Alerts | Water-Reactive |
| Reactivity Profile | SODIUM MONOXIDE reacts as a base. Sodium monoxide and nitric oxide react vigorously above 100 °C [Mellor 2, Supp. 2:629 1961]. |
| DOT Hazard Classification | Sodium monoxideUN1825Class 8 Corrosive material (49 eCFR § 173.136)PG II: the degree of danger presented by the material is medium |
| Air and Water Reactions | The oxides of sodium and potassium react with water vigorously and with enough evolution of heat to cause boiling and spattering of hot caustic solution [Chem. Safety Data Sheets SD-9, SD-10, 1947]. |
| Hazard Classes and Categories | Corrosives, Reactive agents - 2nd degree |
| Brandbekämpfung | Excerpt from ERG Guide 157 [Substances - Toxic and/or Corrosive (Non-Combustible / Water-Sensitive)]: |
| Freisetungsmaßnahmen | · CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover.· ELIMINATE all ignition sources (no smoking, flares, sparks or flames) from immediate area. |
| Erste Hilfe | Excerpt from ERG Guide 157 [Substances - Toxic and/or Corrosive (Non-Combustible / Water-Sensitive)]:General First Aid: |
| Expositionsschutz und Persönliche Schutzausrüstung | · Wear positive pressure self-contained breathing apparatus (SCBA). |
| Freisetung ohne Brand | Excerpt from ERG Guide 157 [Substances - Toxic and/or Corrosive (Non-Combustible / Water-Sensitive)]: |
| Isolation and Evacuation | Excerpt from ERG Guide 157 [Substances - Toxic and/or Corrosive (Non-Combustible / Water-Sensitive)]:Immediate precautionary measure |
| Protective Action Criteria (PAC) | 0.50 [mg/m3]5.0 [mg/m3] |
| Personal Protective Equipment (PPE) | Excerpt from ERG Guide 157 [Substances - Toxic and/or Corrosive (Non-Combustible / Water-Sensitive)]: |
| Emergency Response Planning Guidelines | · Note: Some foams will react with the material and release corrosive/toxic gases. |
| Unerwünschte Wirkungen | Dermatotoxin - Skin burns. |
| Alarmwort | Achtung |
| Gefahrenhinweise | Code Gefahrenhinweise Gefahrenklasse Abteilung Alarmwort Symbol P-Code H290 |
Anwendungen & Verwendung
Verwenden
Condensing or polymerizing agent in organic reactions, dehydrating agent, strong base.