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Synthesis 1995; 1995(4): 385-386
DOI: 10.1055/s-1995-3926
short paper
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Palladium-Catalyzed Synthesis of 1,2,3,4-Tetrahydro-4-oxo-β-carbolines

Ling-Ching Chen* , Shyh-Chyun Yang, Huey-Min Wang
  • *Graduate Institute of Pharmaceutical Sciences, Kaohsiung Medical College, Kaohsiung, Taiwan 80708, Republic of China, Fax +886(7)3123364
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Publication Date:
31 December 2000 (online)

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The synthesis of 1,2,3,4-tetrahydro-4-oxo-β-carbolines from bromoenaminones derived from 1-substituted piperidine-3,5-dione is described. The reaction proceeds by the intramolecular cyclization of bromoenaminones involving arylpalladium complexes.

1-substituted piperidine-3,5-dione - bromoenaminones - DMS/NCS complex - palladium-catalyzed cyclization - β-carbolines