Cl[Si:2]([NH:5][C:6]([CH3:9])([CH3:8])[CH3:7])([CH3:4])[CH3:3].[Li].[CH3:11][C:12]1[CH-:13][C:14]2[C:19]([CH:20]=1)=[CH:18][CH:17]=[CH:16][CH:15]=2>C(OCC)C>[CH3:11][C:12]1[CH:13]([Si:2]([NH:5][C:6]([CH3:9])([CH3:8])[CH3:7])([CH3:4])[CH3:3])[C:14]2[C:19]([CH:20]=1)=[CH:18][CH:17]=[CH:16][CH:15]=2Chloro(t-butylamino)dimethylsilane (9.57 g, 0.058 moles) was stirred in diethylether (150 mL) at 0° C. as lithium-2-methylindenide (7.68 g, 0.058 moles) was added as a solid over a 15 minute period of time. The mixture was then allowed to stir for 16 hours at room temperature. After the reaction period the volatiles were removed and the residue extracted and filtered using hexane. Removal of the volatiles resulted in the isolation of the desired product as a pale yellow oil (9.99 g, 67.5 percent).
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