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氯化三(三苯基膦)合銠(I) CAS號(hào):14694-95-2
    發(fā)布時(shí)間: 2020-04-21 23:17    

簡(jiǎn)介

        Wilkinson's catalyst is the common name for chlorotris(triphenylphosphine)rhodium(I), a coordination compound with the formula RhCl(PPh3)3 (Ph = phenyl). It is named after the chemist and Nobel Laureate, Sir Geoffrey Wilkinson who popularized its use. Wilkinson’s catalyst is a homogeneous organometallic catalyst, RhCl(PPh3)3, which catalyzes the hydrogenation of olefins. Catalytic processes can be categorized into two groups: 1) homogeneous catalysis which is a process where the catalysts and reactants remain in the same phase; and 2) heterogeneous catalysis which defines as where the reactants and catalysts are in different phases. The catalytic discovery was made independently by Wilkinson and Coffey in 1964. Wilkinson completely explored the scope, selectivity, and mechanism of the complex which catalyzes the hydrogenation of olefins. This compound is now commonly referred to as “Wilkinson’s catalyst". Cite error: A tag is missing the closing (see the help page).

基本信息

中文名稱 氯化三(三苯基膦)合銠(I) 英文名稱 Chlorotris(triphenylphosphine)rhodium(I)
中文別名

三苯基膦氯銠(I);三(三苯基膦)氯化銠(I);三(三苯基膦)合銠氯;銠膦;三(三苯基膦)氯化銠;


英文別名

(SP-4)chloridotris(triphenylphosphane) rhodium;RhCl(PPh3)3;Rhodium(I) tris(triphenylphosphine) chloride;Tris(triphenylphosphine)rhodium(I) chloride;Tris(triphenylphosphine)chlororhodium;


CAS號(hào) 14694-95-2 分子式 C54H45ClP3Rh
分子量 925.21500 精確質(zhì)量 924.14800
PSA 40.77000 LOGP 11.02390

物化性質(zhì)

外觀與性狀:洋紅晶體           沸點(diǎn):>170°C           熔點(diǎn):245-250 °C (dec.)           閃點(diǎn):181.7oC           水溶解性:不溶 
穩(wěn)定性:Stable at room temperature in closed containers under normal storage and handling conditions. 
儲(chǔ)存條件:2-8o

用途:

1. 石蠟加氫催化劑;                                 2. 在溫和條件下進(jìn)行催化加氫;
3. 醛脫羰基反應(yīng)催化劑;                          4. 丙稀的局部取代反應(yīng)。



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