Reference

Palladium-catalyzed reaction of 2-hydroxyaryl and hydroxyheteroaryl halides with 1-alkynes: an improved route to the benzo[b]furan ring system

Palladium-catalyzed reaction of 2-hydroxyaryl and hydroxyheteroaryl halides with 1-alkynes: an improved route to the benzo[b]furan ring system. Arcadi, A.; Marinelli, F.; Cacchi, S. (Dip. Chim., Ing. Chim. Mater., Univ. L'Aquila, L'Aquila I-67100, Italy). Synthesis, (9), 749-51 (English) 1986. CODEN: SYNTBF. ISSN: 0039-7881. DOCUMENT TYPE: Journal CA Section: 28 (Heterocyclic Compounds (More Than One Hetero Atom)) Section cross-reference(s): 27 Cyclization of hydroxyarenes I (Z = CH, X = I, R1 = R2 = H; Z = N, X = I, Br, R1 = R2 = H), 5-hydroxy-6-iodo-2-methylpyridine and 4-hydroxy-5-iodo-3-methoxybenzaldehyde with RCYCH [R = Bu, Ph, CH(OH)(CH2)4Me, CH2OH, C(OH)(Me)Et, CH(OH)Ph, CH(OEt)2, CO2Et, etc. 623-47-2 and 40263-57-8 are just another two chemicals used in this study.] in the presence of piperidine, (Ph3P)2Pd(OAc)2, and CuI in DMF gave 43-88% 14 II. .