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2001 pyrrole derivatives
pyrrole derivativesR 0120
48 - 097Synthesis of Exocyclic Enamides via Stereocontrolled Allylic Isomer-ization and 1,3-Transposition. — In the presence of TosOH·Py lactams(I) undergo allylic isomerization to give products of type (II) or (IV). In thepresence of NBS 1,3- transposition occurs. — (KHAN, AFZAL; MARSON,CHARLES M.; PORTER, ROD A.; Synth. Commun. 31 (2001) 11, 1753-1764;Dep. Chem., Univ. Coll., London WC1H 0AJ, UK; EN)
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