Organometallics 2009, 28, 3437–3448
3437
Rapid, Selective Ru-Sulfonate-Catalyzed Allylation of Indoles Using Alcohols as Substrates Stefan Gruber, Alexey B. Zaitsev, Michael Wo¨rle, and Paul S. Pregosin* Laboratory of Inorganic Chemistry, ETHZ, Ho¨nggerberg, CH-8093 Zu¨rich, Switzerland
Luis F. Veiros Centro de Quı´mica Estrutural, Complexo I, Instituto Superior Te´cnico, AVenida RoVisco Pais 1, 1049-001 Lisbon, Portugal ReceiVed March 3, 2009
The Ru-catalyzed allylation of differing indole compounds using ArCH(OH)CHdCH2 (Ar ) Ph, 2-CH3C6H4, 2-CH3OC6H4 2-ClC6H4, and 1-naphthyl) is relatively fast (usually