Let¡¯s face it, organic chemistry can seem difficult to learn. Especially from a beginner¡¯s point of view. Like 33100-27-5, Name is 1,4,7,10,13-Pentaoxacyclopentadecane. In a document type is Article, introducing its new discovery., 33100-27-5
Crown ether adducts of light alkali metal triphenylsilyls: Synthesis, structure and hydrosilylation catalysis
Alkali metal triphenylsilyls [Li(12-crown-4)SiPh3]¡¤(thf)0.5(2), [Na(15-crown-5)SiPh3]¡¤(thf)0.5(3) and [K(18-crown-6)SiPh3(thf)] (4) were synthesized using 1,1,1-trimethyl-2,2,2-triphenyldisilane (Ph3SiSiMe3) and isolated in high yields. Solid state structures were determined by single crystal X-ray diffraction. These alkali metal silyls catalyzed the regioselective hydrosilylation of 1,1-diphenylethylene to give the anti-Markovnikov product. The presence of crown ethers enhanced the reactivity of the metal silyls in hydrosilylation catalysis.
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Reference£º
Chiral Catalysts,
Chiral catalysts – SlideShare