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Triethylborane promotes the Pd-catalyzed selective C-diallylation of o-hydr
oxyacetophenone and C-monoallylation of o-hydroxypropiophenone with a varie
ty of ally alcohols. The reaction proceeds smoothly at 25-50 degreesC and p
rovides the allylation products in excellent yields, (C) 2001 Elsevier Scie
nce Ltd. All rights reserved.