Indium chloride/silica gel supported synthesis of pyrano/thiopyranoquinolines through intramolecular imino Diels–Alder reaction using microwave irradiation

✍ Scribed by Ekambaram Ramesh; Tarakkad Krishnaji Sree Vidhya; Raghavachary Raghunathan

• Book ID: 104095141
• Publisher: Elsevier Science
• Year: 2008
• Tongue: French
• Weight: 121 KB
• Volume: 49
• Category: Article
• ISSN: 0040-4039
• DOI: 10.1016/j.tetlet.2008.02.128

✦ Synopsis

A facile synthesis of pyrano/thiopyranoquinolines is accomplished in excellent yields through imino Diels-Alder reaction using silica gel impregnated with indium trichloride as catalyst.