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Approaches to the Preparation of Carborane-Containing Carbosilane Compounds. Rosario N ún ez,† Ara´ntzazu Gonza´lez,†,‡ Clara Vinas,† Francesc Teixidor,* ,† Reijo Sillanpää, § and Raikko Kivek ä s. Org. Lett. 2005 , 7 ,231. Inorg. Chem. 1998, 37, 3640-3643.
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Approaches to the Preparation of Carborane-Containing Carbosilane Compounds Rosario Núnez,† Ara´ntzazu Gonza´lez,†,‡ Clara Vinas,† Francesc Teixidor,*,† Reijo Sillanpää,§ and Raikko Kivekäs Org. Lett.2005,7,231.
nucleophilic substitution reaction 0℃, 5 min 62 % Organometallics1995,14, 5362.
IR : ν(B-H) 2572 cm-1 ν (Si-H)2161cm-1 1H NMR : 0.07 ppm (Si-Me) 3.67 ppm (Si-H). 29Si{1H} NMR :-4.69 ppm 29Si NMR: (1J(Si, H) ) 217 Hz) 11B{1H} NMR :five signals, in the rangeδ-10.56 〜2.11 ppm 96% 50 ℃ 85 %
C1 symmetry IR spectrum: ν(B-H) 2568cm-1 ν(Si-H)1253 cm-1 1H NMR : -0.13 ppm (Si-Me)(2: 0.44) 0.14 ppm Si-(CH2)2-Si (2: 0.65 Si-CH2) 13C NMR: higher field than 2 29Si{1H} NMR :10.56 ppm (Si core) 10.36 ppm (Si periphery) 29Si NMR: (1J(Si, H) ) 217 Hz) 11B{1H} NMR :four signals, in the rangeδ-10.14 〜1.41 ppm