Pd-catalyzed C3-selective allylation of indoles with allyl alcohols promoted by triethylborane.

Pd-catalyzed C3-selective allylation of indoles with allyl alcohols promoted by triethylborane.

Journal of the American Chemical Society (2005-03-31)

Masanari Kimura, Makoto Futamata, Ryutaro Mukai, Yoshinao Tamaru

RESUMEN

Under palladium catalysis, Et3B nicely promotes allyl alcohols to undergo C3-selective allylation of indoles and tryptophan; the yields range 75-95%.

MATERIALES

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Sigma-Aldrich

Triethylborane solution, 1.0 M in THF

Sigma-Aldrich

Triethylborane, ≥95%

Sigma-Aldrich

Triethylborane solution, 1.0 M in hexanes