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Iodine-Catalyzed Efficient Hydrophosphonylation of N-Tosyl Aldimines

Biswanath Das*, Penagaluri Balasubramanyam, Maddeboina Krishnaiah, Boyapati Veeranjaneyulu and Gandolla Chinna Reddy

*Organic Chemistry Division-1, Indian Institute of Chemical Technology, Hyderabad 500 007, India, Email:

B. Das, P. Balasubramanyam, M. Krishnaiah, B. Veeranjaneyulu, G. C. Reddy, J. Org. Chem., 2009, 74, 4393-4395.

DOI: 10.1021/jo9003162 (free Supporting Information)


Treatment of N-tosyl aldimines with dialkyl trimethylsilyl phosphites at 0 C in the presence of iodine as a catalyst afforded the corresponding sulfonamide phosphonates in excellent yields in short reaction times.

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Key Words

α-amino phosphonates

ID: J42-Y2009-1750