碳酸铯

• 产品号: 20960
• CAS号: 534-17-8
• 分子式: CCs2O3
• 分子量: 325.8198
• 纯 度: ≥98.0% (T)

产品别名

• 标题: Cesium carbonate
• IUPAC标准名: dicaesium(1+) ion carbonate
• IUPAC传统名: dicaesium(1+) ion carbonate
• 别名: Carbonic acid dicesium

产品登记号

• Beilstein号: 4546405
• EC号: 208-591-9
• MDL号: MFCD00010957
• CAS号: 534-17-8

产品性质

• 痕量阴离子: chloride (Cl-): ≤1000 mg/kg
• 痕量阴离子: sulfate (SO42-): ≤500 mg/kg
• 痕量阳离子: Ca: ≤50 mg/kg
• 痕量阳离子: Cd: ≤50 mg/kg
• 痕量阳离子: Co: ≤50 mg/kg
• 痕量阳离子: Cu: ≤50 mg/kg
• 痕量阳离子: Fe: ≤50 mg/kg
• 痕量阳离子: K: ≤200 mg/kg
• 痕量阳离子: Na: ≤250 mg/kg
• 痕量阳离子: Ni: ≤50 mg/kg
• 痕量阳离子: Pb: ≤50 mg/kg
• 痕量阳离子: Zn: ≤50 mg/kg
• 级别: purum p.a.
• 线性分子式: Cs2CO3
• 干燥失重: ≤2% loss on drying
• 纯度: ≥98.0% (T)
• 熔点: 610 °C (dec.)(lit.)
• GHS警示词: Warning
• GHS危险声明: H315-H319-H335
• 欧盟危险性物质标志: 刺激性(Irritant) (Xi)
• 个人保护装置: dust mask type N95 (US), Eyeshields, Gloves
• GHS警示性声明: P261-P305 + P351 + P338
• 危险公开号: 36/37/38
• RTECS编号: FK9400000
• 安全公开号: 26
• 德国WGK号: 2

产品详细信息

详细说明 (English)

Application
Promotes the efficient O-alkylation of alcohols to form mixed alkyl carbonates.
Catalyst for: aerobic oxidation of primary alcohols1 1,4-addition reactions2Reagent for: Synthesis of phosphazene derivatives3 Constrictive binding interactions4 Intramolecular C-N cross coupling reactions5 Dehydrohalogenative polycondensation6
Other Notes
Used for preparing cesium carboxylates which react with halogenides to give esters and lactones 7; Used for an analogous preparation of thio ethers 8

详细说明 (简体中文)

Application
提高醇 O-烷基化的效率以生成碳酸烷基酯混合物。
Catalyst for: aerobic oxidation of primary alcohols1 1,4-addition reactions2Reagent for: Synthesis of phosphazene derivatives3 Constrictive binding interactions4 Intramolecular C-N cross coupling reactions5 Dehydrohalogenative polycondensation6
Other Notes
用于制备与卤化物反应生成酯和内酯的羧酸铯7；用于硫醚的类似制备8