441052-90-0Relevant articles and documents
A sequential Pummerer-Diels-Alder route for the generation and trapping of furo[3,4-c]pyridines: Synthesis of heterocyclic analogues of 1-arylnaphthalene lignans
Sarkar, Tarun K.,Panda, Niranjan,Basak, Sankar
, p. 6919 - 6927 (2007/10/03)
The Pummerer reaction of an o-benzoyl-substituted pyridylmethyl sulfoxide generates an α-thio-carbocation, the interception of which by a neighboring keto functionality produces an α-thio-substituted furo[3,4-c]pyridine as transient intermediate; the latt