Bm. Barchin et al., Use of the Stille coupling reaction on heteroaromatic cations: Synthesis of substituted quinolizinium salts, ORG LETT, 1(4), 1999, pp. 545-547
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We describe the first efficient application of the Stills coupling reaction
on heteroaromatic cations. In the presence of Pd(0)/Cul, the reaction of b
romoquinolizinium salts and Various tributylstannyl compounds proceeds in s
atisfactory yield under mild reaction conditions, affording different subst
ituted quinolizinium salts.