127472-68-8Relevant articles and documents
New Synthesis of the 6H-Pyridocarbazoles Ellipticine and Olivacine via Cycloaddition of 2-Phenylsulfonyl 1,3-Dienes to Indoles
Baeckvall, Jan-E.,Plobeck, Niklas A.
, p. 4528 - 4531 (2007/10/02)
An efficient synthesis of the antitumor alkaloids ellipticine and olivacine, starting from indole, was developed.The cycloaddition of 3-(phenylsulfonyl)-2,4-hexadiene or 2-(phenylsulfonyl)-1,3-pentadiene to the magnesium salt of indole was followed by C-C