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duwangming

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0,1 mol lndol, gelost in 100 ml n-Hexan und 30 ml
THF, werden mit der aquimolaren Menge an n-Butyllithium
versetzt und 3 h unter Ruckflub erhitzt. Die
Lithiumindolid-Suspension wird bei Raumtemperatur zu
einer Losung von 0,1 mol tert.-Butyltrichlorsilan  in
100 ml n-Hexan getropft und 5 hunter Ruckflub erhitzt.
Das Rohprodukt wird vom Lithiumchlorid abgetrennt
und durch fraktionierte Destillation gereinigt.

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hwbsbm

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