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A new strategy for obtaining the formal steric hindrance of tertiary amines by remote steric factors is described by designing the bowl-shaped, structurally unique tris(2,6-diphenylbenzyl)amine (TDA). In addition to its structural uniqueness, TDA possesses the rich electronic atmosphere derived from three 2,6-diphenylbenzyl moieties, thereby allowing the chemoselective silylation of benzylic alcohols...
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