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2-tert-butylbenzo[b]furan synthesis

10synthesis methods
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Yield:4265-11-6 98%

Reaction Conditions:

Stage #1: 2-(3,3-dimethylbut-1-yn-1-yl)phenolwith n-butyllithium in diethyl ether;hexane at 0 - 20; for 30 h;
Stage #2: with zinc(II) chloride in toluene at 120; for 48 h;
Stage #3: with ammonium chloride in water;toluene;

References:

Nakamura, Masaharu;Ilies, Laurean;Otsubo, Saika;Nakamura, Eiichi [Organic Letters,2006,vol. 8,# 13,p. 2803 - 2805]