A new and easy synthesis of 2-arylethynyl-indole and 2-arylethynyl-pyrrole is described. N-deprotection and subsequent base-catalyzed elimination of N-tosylheteroaryl benzyl ketones are the key steps of the process.
Anglès
Síntesi orgànica; Compostos heterocíclics; Acetilè; Organic synthesis; Heterocyclic compounds; Acetylene
Georg Thieme Verlag
Versió postprint del document publicat a: http://dx.doi.org/10.1055/s-2007-966041
Synthesis. Journal of Synthetic Organic Chemistry, 2007, num. 10, p. 1559-1565
http://dx.doi.org/10.1055/s-2007-966041
(c) Georg Thieme Verlag, 2007