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Communication | Special issue | Vol 54, No. 1, 2001, pp.43-47
Published online, 1st January, 1970
DOI: 10.3987/COM-00-S(I)7
Cascading Single-step Stereoselective Construction of the α-Alloyohimbine Framework: A New Synthesis of (-)-Nitraraine

Hideki Sakagami and Kunio Ogasawara*

*Pharmaceutical Institute, Tohoku University, Aobayama, Sendai 980-8578, Japan


(—)-Nitraraine and its 10-methoxy -analogue having an α-alloyohimbine framework have been constructed stereoselectively in a cascading single step sequence from chiral mono-substituted N-2-(3-indolyl)ethyltetrahydro-pyridine precursors under the Heck reaction conditions.