1152720-11-0Relevant articles and documents
Regioselective unusual formation of spirocyclic 4-{3′-benzo(2′, 3′-dihydro)furo}-9-methyl-2,3,9-trihydrothiopyrano [2,3-b]indole by acid-catalyzed reaction of enol ethers
Majumdar,Alam,Chattopadhyay
, p. 62 - 68 (2009)
Spirocyclic 4-{3′-benzo(2′,3′-dihydro)furo}-9-methyl-2,3, 9-trihydrothiopyrano[2,3-b]rndoles are regio-selectively synthesized by treating suitable enol ethers, 4-aryloxymethylene-9-methyl-2,3,9-trihydrothio-pyrano[2, 3-b]indoles with H2SO