Tetrahedron letters

An efficient synthesis of 2-(1-methyl-1, 2, 5, 6-tetrahydropyridin-3-yl) morpholine: a potent M 1 selective muscarinic agonist

YCS Kumar, MP Sadashiva, KS Rangappa

Index: Sunil Kumar; Sadashiva; Rangappa Tetrahedron Letters, 2007 , vol. 48, # 26 p. 4565 - 4568

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Citation Number: 18

Abstract

2-(1-Methyl-1, 2, 5, 6-tetrahydropyridin-3-yl) morpholine is useful for synthesizing potent antimicrobials including the arecoline derivatives, phendimetrazine and polygonapholine and was synthesised in nine steps with an overall yield of 36%. Bromination of 3- acetylpyridine and dehydration of a diol with cyclization were pivotal to the success of the strategy.