ChemInform Abstract: Controlled Synthesi
β
Tao Pei; Cheng-yi Chen; Lisa DiMichele; Ian W. Davies
π
Article
π
2011
π
John Wiley and Sons
β 36 KB
π 2 views
Controlled Synthesis of 2-and 3-Substituted Benzo[b]furans. -Depending on the conditions, C2-substituted benzofuran (IV) or C3-substituted isomer (V) is formed via the same intermediate (III). At temperatures above -30Β°C, 2-substituted benzofurans (VII) and (XI) are generated by intramolecular conde