Research Article
Facile Iodine-Catalyzed Michael Addition of Indoles to ,-Bis(arylmethylene)cyclopentanones: An Efficient Synthesis of E-2-(3-Indolylphenylmethyl)-5-phenylmethylenecyclopentanones
Table 2
Results of Michael addition of indoles to α,α′-bis(arylmethylene)cyclopentanones catalyzed by iodine.
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
aYield after column chromatography. bThe resulting crude material obtained after this time was mainly the starting compounds. |