Kohlensure, Cesiumsalz
Cesium carbonate
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Grundinformationen
- CAS
29703-01-3- Standard-SMILES
O=C([O-])[O-].[Cs+].[Cs+]- InChIKey
FJDQFPXHSGXQBY-UHFFFAOYSA-L- Summenformel
- CCs2O3
- Durchschnittliche Molmasse
- 325,82 g/mol
- Monoisotopische Masse
- 325,7956478
Namen und Bezeichner
- Bevorzugter Name
- Cesium carbonate
- IUPAC
- dicesium;carbonate
- Lokaler Name
- Kohlensure, Cesiumsalz
- Englischer Name
- Cesium bicarbonate
- Summenformel
- CHCsO3
- Molmasse
- 193.92
Namen und Synonyme
CESIUM CARBONATE534-17-8Dicesium carbonateQQI20A14P4NSC-112218RefChem:575247208-591-9249-784-8Caesium carbonatecesiumcarbonatedicesium;carbonateCarbonic acid, cesium salt (1:2)
Weitere Namen anzeigen
CaesiumbicarbonateHydrogen cesium carbonateCESIUM HYDROGEN CARBONATEcarbonic acid, cesium saltCarbonic acid/cesium,(1:x) saltCESIUM HYDROGEN CARBONATE, 99.9%CUP Cesium Hydroden CarbonateCesium hydrogen carbonate, 98% (metals basis)Cesium hydrogen carbonate, 99.99% (metals basis)Cesium hydrogen carbonate, 99.99% trace metals basis
Carbonic acid, dicesium saltCs2CO3Cesium carbonate (Cs2CO3)CCs2O3MFCD00010957Carbonic acid dicesiumCesium carbonate, 200 meshcesium carbonato
Datenbank-Bezeichner
- CAS
29703-01-3、534-17-8- PubChem CID
- 10796
- DTXSID
DTXSID0052178- UNII
- QQI20A14P4
- EC Number
- 208-591-9、249-784-8
- Nikkaji
- J418I
Eigenschaften
Berechnete StruktureigenschaftenWird ergänzt
- Polarare Oberfläche (TPSA)
- 63,2 Ų
- H-Brücken-Donoren
- 0
- H-Brücken-Akzeptoren
- 3
- Frei drehbare Bindungen
- 0
- Schwere Atome
- 6
- Formalladung
- 0
- Komplexität
- 18
Experimentelle und physikochemische Eigenschaften
Density4.24 @25 °C
Melting Point793 °C
Physical Description
Dry Powder; Liquid
Highly deliquescent solid; [Merck Index] White odorless powder or granules; Hygroscopic; [Alfa Aesar MSDS]
Physikochemische Eigenschaften
- Schmelzpunkt
- 175 °C · 175°C
- Aggregatzustand
- Crystalline Aggregates
- Wasserlöslichkeit
- Soluble in water.
- InChI
- InChI=1S/CH2O3.Cs/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1
- InChIKey
- ZMCUDHNSHCRDBT-UHFFFAOYSA-M
- SMILES
- C([O-])(=O)O.[Cs+]
- CAS Datenbank
- 29703 · 29703-01-3(CAS DataBase Reference)
Sicherheit und Regulatorisches
Sicherheitsangaben dienen nur zur Orientierung und ersetzen weder das Sicherheitsdatenblatt (SDB) des Lieferanten noch geltende Vorschriften oder eine fachliche Bewertung.
GHS-Klassifizierung
GHS Classification
This chemical does not meet GHS hazard criteria for 1% (2 of 200) of reports.
Danger
H315 (41.5%): Causes skin irritation [Warning Skin corrosion/irritation]；H318 (59%): Causes serious eye damage [Danger Serious eye damage/eye irritation]；H319 (40%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]；H335 (41%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]；H361f (54.5%): Suspected of damaging fertility [Warning Reproductive toxicity]；H373 (58.5%): May causes damage to organs through prolonged or repeated exposure [Warning Specific target organ toxicity, repeated exposure]
P203, P260, P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P318, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 200 reports by companies from 22 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Reported as not meeting GHS hazard criteria per 2 of 200 reports by companies.；There are 21 notifications provided by 198 of 200 reports by companies with hazard statement code(s).；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Gefahrenhinweise
Regulatory Information
Chemical: Carbonic acid, dicesium salt
Carbonic acid, cesium salt (1:2) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Carbonic acid, cesium salt (1:2) are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)
Chemie und Industrie
Verwendung und Herstellung
Uses
Catalyst in ethylene oxide polymerization; in coating for spatter-free welding of steel in CO2; in oxide cathode. [Merck Index]
Gas Welding and Cutting [Category: Weld]
U.S. Production2023: <50,000 lb；2022: 50,000 - <250,000 lb；2021: <50,000 lb；2020: <50,000 lb
Industry UsesIntermediate
General Manufacturing Information
All Other Basic Inorganic Chemical Manufacturing
Carbonic acid, cesium salt (1:2): ACTIVE
Anwendungen
VerwendenCesium hydrogen carbonate is used as pharmaceutical intermediate.
Zugehörige Reaktionen
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