Tetrahedron

Co-catalyzed reductive cyclization of azido and cyano substituted α, β-unsaturated esters with NaBH 4: enantioselective synthesis of (R)-baclofen and (R)-rolipram

AS Paraskar, A Sudalai

文献索引：Paraskar, Abhimanyu S.; Sudalai, Arumugam Tetrahedron, 2006 , vol. 62, # 20 p. 4907 - 4916

被引用次数: 74

摘要

Sodium borohydride in combination with a catalytic amount of CoCl2 has been found to be an excellent catalytic system in reductive cyclizations of suitably substituted azido and cyano groups of α, β-unsaturated esters to afford γ and δ-lactams in high yields. The process has ...

~10%

~96%

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