碳酸氢铯 (HCID 10796)

名称与标识

首选名称: Cesium carbonate
IUPAC: dicesium;carbonate
中文名: 碳酸氢铯
英文名: CESIUM BICARBONATE
分子式: CHCsO3
分子量: 193.92

名称与别名

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

展开更多名称

碳酸氢铯碳酸氢铯,99.9%碳酸氢铯, 98% (METALS BASIS)碳酸氢铯, 99.99% (METALS BASIS)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

数据库标识

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

性质

结构计算性质

极性表面积: 63.2 Å²
氢键供体: 0
氢键受体: 3
可旋转键: 0
重原子: 6
形式电荷: 0
复杂度: 18

实验与物化性质

Density4.24 @25 °C

Melting Point793 °C

Physical Description · 2 条

Dry Powder; Liquid

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

物理化学性质

熔点: 175 °C · 175°C
形态: Crystalline Aggregates
水溶解性: Soluble in water.
敏感性: Hygroscopic
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 数据库: 29703 · 29703-01-3(CAS DataBase Reference)

安全与法规

GHS分类

GHS Classification · 6 条

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.

危害信息

Regulatory Information · 4 条

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 条

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%)

安全与防护

Protective Action Criteria (PAC) · 3 条

7.0 [mg/m3]

77 [mg/m3]

460 [mg/m3]

法规信息

Regulatory Information · 4 条

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

安全数据

wgk: 3
存储类别: 11 - Combustible Solids
安全说明: 24/25
危险性类别: Eye Dam. 1Repr. 2STOT RE 2 Oral

化学与工业

用途与制造

Uses · 2 条

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 条

All Other Basic Inorganic Chemical Manufacturing

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

应用领域

简介碳酸氢铯是一种无机化合物，化学式是CsHCO3。它可以由以下反应制得： Cs2CO3 + CO2 + H2O → 2 CsHCO3

应用碳酸氢铯属于无机金属碳酸盐，可用于制备其他铯盐，不过碳酸铯更加常用。

制备方法

制备将Cs2CO3的浓溶液通入CO2，或将CsOH的80%乙醇溶液通入CO2制得。

试剂价格

014234 · 25g: 碳酸氢铯, 99.99% (metals basis)Cesium hydrogen carbonate, 99.99% (metals basis) — 1432元
014234 · 100g: 碳酸氢铯, 99.99% (metals basis)Cesium hydrogen carbonate, 99.99% (metals basis) — 4830元