Cesium carbonate 碳酸铯

规格: 99.9% trace metals basis
CAS: 534-17-8
产品编号: H40708
MDL: MFCD00010957
品牌: INFI
Chemical NameCaesium Carbonate
Synonym Cesium carbonate,99.9% {LY} Cesium carbonate,99.9% {} {LY} Cesium carbonate,99.9% {} {} {LY} Cesium carbonate,99.9% {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {} {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Cesium carbonate,99.9% {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Cesium car
CAS Number534-17-8
PubChem Substance ID87561592
EC Number208-591-9
Beilstein Registry Number4546405
MDL NumberMFCD00010957
Merck Number2010
Chemical Name Translation碳酸铯
Reaxys-RN4546405
Wiswesser Line Notation.CS2.C-O3
LabNetwork Molecule IDLN00196079
InChIInChI=1S/CH2O3.2Cs/c2-1(3)4;;/h(H2,2,3,4);;/q;2*+1/p-2
Canonical SMILESO=[C]OO[Cs].[Cs]
GHS Symbol
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 2333 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   VAMNAQ Vestnik Akademii Meditsinskikh Nauk SSSR.  Journal of the Academy of
   Medical Sciences of the USSR.  (V/O Mezhdunarodnaya Kniga, 113095 Moscow,
   USSR)  V.1-    1946-  Volume(issue)/page/year: (8),10,1978

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2170 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   VAMNAQ Vestnik Akademii Meditsinskikh Nauk SSSR.  Journal of the Academy of
   Medical Sciences of the USSR.  (V/O Mezhdunarodnaya Kniga, 113095 Moscow,
   USSR)  V.1-    1946-  Volume(issue)/page/year: (8),10,1978

TYPE OF TEST            : DNA repair
TEST SYSTEM             : Bacteria - Bacillus subtilis
DOSE/DURATION           : 5 mol/L
REFERENCE :
   MUREAV Mutation Research.  (Elsevier Science Pub. B.V., POB 211, 1000 AE
   Amsterdam, Netherlands) V.1-    1964-  Volume(issue)/page/year: 77,109,1980

WGK Germany2
Hazard statements
  • H315 Causes skin irritation 会刺激皮肤
  • H319 Causes serious eye irritation 严重刺激眼睛
  • H335 May cause respiratory irritation 可能导致呼吸道刺激
  • H318 Causes serious eye damage 严重伤害眼睛
  • H303 May be harmfully swallowed 吞食可能有害
    Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
    Hazard Codes Xn Xn,Xi Xi
    RTECSFK9400000
    Precautionary statements
    • P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
    • P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用
    • P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
    • P302+P352+P332+P313+P362+P364
    • P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适，呼叫解毒中心或医生/医师。
    • P332+P313
    • P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
    • P305+P351+P338
    • P305+P351+P338+P337+P313
    • P305+P351+P338+P310
      Signal word Danger
      Safety Statements
        Risk Statements
        • R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
          Storage condition Store at room temperature {LY} Store at room temperature {} {LY} Store at room temperature {} {} {LY} Store at room temperature {} {} {} {LY} Store at room temperature {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}
        • 促进有效的醇O型-烷基化形成烷基碳酸盐。
        • {ALFA} Can be used to prepare Cs salts of N-protected amino acids or peptides, which can then be cleanly esterified by treatment with an alkyl halide in DMF: Helv. Chim. Acta, 56, 1476 (1973); J. Org. Chem., 42, 1286 (1977). Carboxylic acids can be esterified in high yield with an alkyl halide and Cs2CO3 at ambient temperature in DMF: Synth. Commun., 30, 2687 (2000). Benzoic acids can be esterified by refluxing with an alcohol in acetonitrile: Org. Prep. Proced. Int., 28, 480 (1996).
        • {ALD} Merck:14,2010
        • {ALFA} For cleavage of 2-oxazolidinones to give amino alcohols, see: Tetrahedron Lett., 28, 4185 (1987).
        • {ALFA} For a review of the 'cesium ion effect' and macrocyclization, see: Org. Prep. Proced. Int., 24, 285 (1992).
        • {ALF} For a brief feature on uses of the reagent in synthesis, see: Synlett, 2447 (2004).
        • {ALFA} Superior base for Horner-Wadsworth-Emmons olefination reaction of phosphonates: Chem. Lett., 335 (1989); Bull. Soc. Chim. Belg., 100, 267 (1991).
        • {ALFA} The di-Cs salts of catechol and resorcinol are superior to other alkali metal salts in the reaction with dibromoethers in DMF to give crown ethers: J. Chem. Soc., Chem. Commun., 285 (1979). Also used in the facile synthesis of alkyl phenyl ethers from phenols and alkyl halides in acetonitrile: Synth. Commun., 25, 1367 (1995), and catalytically in the O-methylation of phenols by heating in excess dimethyl carbonate: Synlett, 1063 (1998); K2CO3 was found to be less effective. Indoles undergo N-alkylation in DMPU: Synlett, 2394 (2004).
        • {ALFA} For use in formation of macrocyclic sulfides from dithiols and dibromoalkanes, see: J. Org. Chem., 46, 4481 (1981); Org. Synth. Coll., 8, 592 (1993). Salts of other metals are ineffective.
        • {ALFA} For a brief feature on uses of the reagent in synthesis, se
          • 534-17-8 H40708 Cesium carbonate 碳酸铯

          化学属性

          Mol. FormulaCs2CO3
          Mol. Weight325.82
          Melting Point 610 °C
          Density4.052
          TSCAYes
          SolubilitySoluble in water (2615 mg/ml at 15 °C), alcohol, and ether.
          Stability易吸潮

          *以上化合物性质及应用等信息仅供参考