Synthesis of Substituted Coumarins and 2??Quinolinones by Cycloisomerisation of (Hydroxy/aminophenyl) propargyl Alcohols
M Sridhar Reddy, N Thirupathi…
文献索引:Hajjem, B.; Efrit, M. L. El; Chihi, A.; Baccar, B. Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, 1995 , vol. 34, # 4 p. 330 - 332
... produced α,β-unsaturated ester 10 by a Meyer–Schuster rearrangement.6 This transformation has been reported by Dudley et al. ... General Procedure B, for the Synthesis of 5a–h from 4a–h:9 KI (1.66 g, 10 mmol) was added to a solution of 4 (0.374 g, 2 mmol) in AcOH (6 mL). ...