Mm. Luo et al., Buta-2,3-dienylstannanes, effective reagents for regioselective buta-1,3-dienylation of aldehydes and acetals, CHEM COMMUN, (3), 1999, pp. 267-268
Two buta-2,3-dienylstannanes, 1-tri-n-butylstannylbuta-2,3-diene and 1-trip
henylstannylbuta-2,3-diene, have been prepared and shown to react with alde
hydes and acetals under Lewis acid catalyzed conditions producing (buta-1,3
-dien-2-yl)methanol derivatives in high yields.