Synlett 2001; 2001(2): 0240-0242
DOI: 10.1055/s-2001-10777
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Lithium Perchlorate/Diethylether Catalyzed Aza-Diels-Alder Reaction: An Expeditious Synthesis of Pyrano, Indeno Quinolines and Phenanthridines

J. S. Yadav* , B. V. Subba Reddy, R. Srinivas, Ch. Madhuri, T. Ramalingam
  • *Organic Division-I, Indian Institute of Chemical Technology, Hyderabad-500 007, India
Further Information

Publication History

Publication Date:
31 December 2001 (online)

Lithium perchlorate in diethylether (LPDE) is found to catalyze imino-Diels-Alder reactions of N-aryl aldimines with 3,4-dihydro-2H-pyran (DHP), indene, and cyclohexenone to afford the corresponding pyrano, indeno quinolines and phenanthridinone derivatives in high yields.