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ChemInform Abstract: Iron(III)-Catalyzed Consecutive Aza-Cope—Mannich Cyclization: Synthesis of trans-3,5-Dialkyl Pyrrolidines and 3,5-Dialkyl-2,5-dihydro-1H-pyrroles.

✍ Scribed by Ruben M. Carballo; Martin Purino; Miguel A. Ramirez; Victor S. Martin; Juan I. Padron

Publisher
John Wiley and Sons
Year
2011
Weight
31 KB
Volume
42
Category
Article
ISSN
0931-7597

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✦ Synopsis

Abstract

The cyclization of substrates (I) with aldehydes is promoted by Fe(III)‐salts to yield pyrrolidines (III) after reductive work‐up.

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ChemInform Abstract: Stereocontrolled Sy
ChemInform Abstract: Stereocontrolled Synthesis of 5-Acyl-3,4-dihydro-2H-pyrroles and Related Heterocycles via Intramolecular 2-Propylidene-1,3-bis(silane)- Acylnitrilium Ion Cyclizations.
✍ T. KERCHER; T. LIVINGHOUSE 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 37 KB 👁 1 views

Stereocontrolled Synthesis of 5-Acyl-3,4-dihydro-2H-pyrroles and Related Heterocycles via Intramolecular 2-Propylidene-1,3-bis(silane)-Acylnitrilium Ion Cyclizations. -The title reaction is found to proceed with good to excellent diastereoselectivity. Reduction of prepared δ1-pyrrolines results in s