Abstract
A combination of iodic or periodic acids and sodium nitrite in the presence of wet SiO2 was used as an effective nitrosating agent for the nitrosation of secondary amines to their corresponding nitroso derivatives under mild and heterogeneous conditions in excellent yields.
ACKNOWLEDGMENTS
Financial support for this work by the research affairs of Bu-Ali Sina University, Hamadan, Iran, and also Gilan University, Rasht, Iran, are gratefully acknowledged.