Addition of secondary amines to alkynylp
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Anna E. Panarina; Alla V. Dogadina; Valentin I. Zakharov; Boris I. Ionin
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Article
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2001
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Elsevier Science
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French
โ 73 KB
Addition of secondary amines to alkynylphosphonates catalyzed by Cu(I) salts proceeds regio-and stereospecifically to form (E)-2-(dialkylamino)alkenylphosphonates. The E-configuration was proved by analysis of 13 C-31 P vicinal spin-spin coupling constants in the NMR spectra of the products and auth