Sulphuric acid immobilized on silica gel (H<sub>2</sub>SO<sub>4</sub>–SiO<sub>2</sub>) as an eco-friendly catalyst for transamidation
作者:Sk. Rasheed、D. Nageswar Rao、A. Siva Reddy、Ravi Shankar、Parthasarathi Das
DOI:10.1039/c4ra16571c
日期:——
A novel method of transamidation of carboxamides with amines using catalytic amounts of H2SO4–SiO2 under solvent-free conditions has been developed. The scope of the methodology has been demonstrated with primary and secondary amines.