SAMARIUM(II) IODIDE PROMOTED INTRAMOLECULAR COUPLING BETWEEN CARBONYL GROUPS AND ACTIVATED OLEFINS UNDER STERICALLY CROWDED ENVIRONMENT - KANG, HY; KOH, HY; CHANG, MH; HWANG, JT; SHIM, SC (KOREAN CHEMICAL SOC, 1994)
Keywords: ORGANIC-SYNTHESIS; LANTHANIDES; CARBOCYCLES; RADICALS; RING