Cesium Carbonate 534-17-8 Soosaarka qiimaha

Cesium carboonboon 534-17-8 Soosaarka Qiimaha Soo-Saarka Muuqaalka Muuqaalka
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Sharraxaadda Gaaban:

Cesium Carbonate 534-17-8


  • Magaca wax soo saarka:Cesium Carbonate
  • CAS:534-17-8
  • MF:CCS2O3
  • MW:325.82
  • EINECS:208-591-9
  • Dabeecad:wax soo saare
  • Xidhmo:1 kg / boorso ama 25 kg / durbaan
  • Si faahfaafo

    Calaamadaha wax soo saarka

    Sifo

    Magaca Waxsoosaarka: Cesium Carbonate

    CAS: 534-17-8

    MF: CCS2O3

    MW: 325.82

    EINECS: 208-591-9

    Cufnaanta: 4.072

    Foomka: Powder / Granules

    Midab: Caddaan

    Xaraash gaar ah: 4.072

    Xasaasiyad: hygroscopic

    Meck: 14,2010

    BRN: 4546405

    Cayimid

    Magaca wax soo saarka

    Cesium Carbonate

    Muuqashada

    Budada crystalline cad

    Daahir

    99.9%

    Dhibcaha dhalaalaya

    610 ° C

    Point karkaraya

    333.6ºC 760 mmhg

    Tooska Flash

    169.8ºC

    Xarkaha biyaha

    261 G / 100 ML (20 ºC)

    Isticmaal

    1. Guryo badan oo ka mid ah Cesium Carbonate-ka isku-darka dabiiciga ah waxay ka timaadaa cudurka jilicsan ee lesis ee Cesium ion, taas oo ka dhigaysa inay ku milmayso solves dabiiciga ah sida aalkolada, DMF iyo ether.

    2. Xabsiga wanaagsan ee ku jira solon-ka dabiiciga ah wuxuu u saamaxeeyaa Cesium Carbonate sidii saldhigyo wax ku ool ah oo kaqaybqaadata falcelinta kiimikada ee ay ka kooban tahay dib-u-soo-celinta dib-u-celinta Palladium sida Heck, Suzukira iyo Sonogashira. Tusaale ahaan, jawaab celinta isku-darka ee Suzuki-la-gudbinta waxay ku gaari kartaa wax soosaar ah 86% iyadoo la raacayo xannaanada Cesium Carbonate, halka dhalidda isla falcelin la mid ah oo kaqaybgalka soboumka ama trithylamine ay tahay 29% iyo 50%. Sidoo kale, Falcelinta Heck ee methacrylate iyo chlorobenzenene, Cesium Carbonate, sida Carbotate-ka kale ee dabiiciga ah, sida carbouliyat carbonate, sodium acetate, trethylamine, iyo potassium-ka.

    3. Cesium Carbonate sidoo kale waxay leedahay codsi aad muhiim u ah garashada falcelinta O-alklation ee xeryahooda 'phenol'.

    4. Tijaabooyinku waxay cadeeyaan in jawaab-celinta phenol o-alklation falcelin aan ka qaadin xargaha 'Cesium carboon', sidaa darteed falcelinta aqalka leh waxay sidoo kale u horseedi kartaa nabarro sare oo firfircoon oo u nugul falcelinta ciribtirka. .

    5. Cesium Carbonate sidoo kale waxay leedahay adeegsi muhiim ah oo ku saabsan isku-darka alaabada dabiiciga ah. Tusaale ahaan, isku-darka isku-darka lipogreedsinin-koleedka tilaabada ugu muhiimsan ee jawaab-celinta giraanta-xiritaanka, isticmaalka kaarboonka Cesium-ga sida saldhigga sunta ah waxay ka heli kartaa badeecooyinka galka ah oo leh wax soo saar sare.

    6. Intaas waxaa sii dheer, sababtuna tahay jilidda wanaagsan ee Cesium Carbonate ee xalka unugyada dabiiciga ah, waxay sidoo kale leedahay adeegsiyo muhiim ah oo ku saabsan fal-celinta dabiiciga ah ee adag. Tusaale ahaan, falcelin saddex-qaybood oo ah anilie iyo Waladka adag ee taageeraysa waxay ku kacdaa jawi kaarboon dioxide si ay u saleeyaan xuubka carxurate ama xero carbamate ah oo leh dhalid sare leh.

    .

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