Cesium carbonate

HCID 10796CAS 29703-01-3

Basic information

Standard SMILES
O=C([O-])[O-].[Cs+].[Cs+]
InChIKey
FJDQFPXHSGXQBY-UHFFFAOYSA-L
Molecular formula
CCs2O3
Average molar mass
325.82 g/mol
Monoisotopic mass
325.7956478

Names & identifiers

Preferred name
Cesium carbonate
IUPAC
dicesium;carbonate
English name
CESIUM BICARBONATE
Molecular formula
CHCsO3
Molecular weight
193.92

Names & synonyms

CESIUM CARBONATE534-17-8Dicesium carbonateQQI20A14P4NSC-112218RefChem:575247208-591-9249-784-8Caesium carbonatecesiumcarbonatedicesium;carbonateCarbonic acid, cesium salt (1:2)
Show more names
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

Database identifiers

CAS
29703-01-3、534-17-8
PubChem CID
10796
DTXSID
DTXSID0052178
UNII
QQI20A14P4
EC Number
208-591-9、249-784-8
Nikkaji
J418I

Properties

Computed structural properties

Topological polar surface area
63.2 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
3
Rotatable bonds
0
Heavy atoms
6

Experimental & physicochemical properties

Density4.24 @25 °C
Melting Point793 °C
Physical Description · 2 items

Dry Powder; Liquid

Highly deliquescent solid; [Merck Index] White odorless powder or granules; Hygroscopic; [Alfa Aesar MSDS]

Physicochemical properties

Melting point
175 °C · 175°C
form
Crystalline Aggregates
Water Solubility
Soluble in water.
Sensitive
Hygroscopic
InChI
InChI=1S/CH2O3.Cs/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1
InChIKey
ZMCUDHNSHCRDBT-UHFFFAOYSA-M

Safety & regulation

GHS classification

GHS Classification · 6 items

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.

Hazard information

Regulatory Information · 4 items

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)

Status: Active Update: 27-01-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/11170

Carbonic acid, dicaesium salt: Does not have an individual approval but may be used under an appropriate group standard

Other Safety InformationEvaluation - Cesium salts
Hazards SummaryCauses convulsions, elevated blood pressure, and proteinuria in intraperitoneal and subcutaneous lethal-dose studies of mice and rats; [RTECS] A skin and strong eye irritant; [Alfa Aesar MSDS] See Cesium.
Hazard Classes and Categories · 2 items

Skin Irrit. 2 (41.5%);Eye Dam. 1 (59%);Eye Irrit. 2 (40%);STOT SE 3 (41%);Repr. 2 (54.5%);STOT RE 2 (58.5%)

Eye Dam. 1 (100%);Repr. 2 (100%);STOT RE 2 (100%)

Safety & protection

Protective Action Criteria (PAC) · 3 items

7.0 [mg/m3]

77 [mg/m3]

460 [mg/m3]

Regulatory information

Regulatory Information · 4 items

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)

Status: Active Update: 27-01-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/11170

Carbonic acid, dicaesium salt: Does not have an individual approval but may be used under an appropriate group standard

Safety data

PPE
Eyeshields, Gloves, type N95 (US)
wgk
3
Signal word
Danger
Symbol(GHS)
GHS08,GHS05
safety_code
24/25
Storage Class
11 - Combustible Solids

Chemistry & industry

Uses & manufacturing

Uses · 2 items

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 · 2 items

All Other Basic Inorganic Chemical Manufacturing

Carbonic acid, cesium salt (1:2): ACTIVE

Applications

UsesCesium hydrogen carbonate is used as pharmaceutical intermediate.

Suppliers45 total

上海莉凯化工技术有限公司16628776521 · [email protected]
上海毕得医药科技股份有限公司400-1647117 13681763483 · [email protected]
杭州摩库生物医药科技有限公司+86-057181025280; +8617767106207 · [email protected]
江苏星科元信息科技有限公司400-605-7200 15335295587
江苏豪隆化工有限公司0513-89083520 13328092525 · [email protected]

Related reactions

28,074 records

Linked notes

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