CC BY ND NC 4.0 · SynOpen 2018; 02(01): 0036-0040 DOI: 10.1055/s-0036-1591918
letter
Copyright with the author
Iodine as a New Catalyst for the Condensation of 2-Hydroxy-2,2′-bisindan-1,1′,3,3′-tetrone with Cyclic Enaminones: Synthesis of Spiro-dihydropyridine Derivatives under Acid-Free Conditions