69111-47-3Relevant articles and documents
Palladium-Catalyzed Synthesis of Indoles from 2-Nitrostyrenes
Izumi, Taeko,Soutome, Michihiko,Miura, Takashi
, p. 1625 - 1629 (2007/10/02)
In the presence of palladium salts, oxidation of 2-nitrostyrenes 1 with nitrous acid alkyl esters 2 resulted in the formation of 2-nitrophenylacetaldehyde dialkyl acetals 3.Reductive cyclization of the acetals 3 with iron powder in acetic acid afforded indoles 5 in good yield.