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Ergoline precursors 2. An efficient synthesis of c ring By palladium (0) catalyzed reactions

✍ Scribed by J.P Genet; S Grisoni

Book ID: 104219017
Publisher: Elsevier Science
Year: 1986
Tongue: French
Weight: 238 KB
Volume: 27
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)84937-0

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✦ Synopsis

A six step synthesis of the tricyclic ergoline synthon 2 is described from indole 4-carboxaldehyde (3) in 38-43s overall yield without protection of the indole nucleus. Selective Pd(O)-catalyzed cyclization of functionalized allylic nitro derivatives 2 , 1 and S provides

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