Tetrahedron letters

Ortho metalation directed by α-amino alkoxides. An improved synthesis of ortho-substituted aryl ketones

DL Comins, JD Brown

Index: Comins, Daniel L.; Brown, Jack D. Tetrahedron Letters, 1983 , vol. 24, # 49 p. 5465 - 5468

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Citation Number: 19

Abstract

Abstract Ortho-substituted aryl ketones are prepared from N-[2-(dimethylamino) ethyl]-N- methylbenzamides via ortho lithiation of intermediate α-amino alkoxides, formed in situ by addition of RLi. An ortho lithiation of N-[2-(dimethylamino) ethyl]-N-methylbenzamide is also described.