LiClO4-catalyzed highly diastereoselective synthesis of cis-aziridine carboxylates |
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Authors: | JS Yadav BVS ReddyM Shesha Rao PN Reddy |
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Institution: | Division of Organic Chemistry, Indian Institute of Chemical Technology, Hyderabad-500 007, India |
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Abstract: | Aldimines (generated in situ from aldehydes and amines) undergo ready addition with ethyl diazoacetate in the presence of a catalytic amount of lithium perchlorate in acetonitrile to afford the corresponding cis-aziridine carboxylates in high yields with high diastereoselectivity. 10 mol% LiClO4 in acetonitrile provides a convenient catalytic media to perform the reactions under mild and neutral conditions. |
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