82. Green Synthesis of N-Mannich Bases of 3,4 Dihyropyrimidin-2(1H)-ones by using Fe3O4-SiO2@EtPhSO3H as magnetically retrievable nanocatalysts (Indian PATENT)

Deepak M. Nagrik, Damodar M. Ambhore and Manoj B. Gawande

Application No. 1979/MUM/2015 A; Publication date: 24-03-2017, Date of Grant: 22-09-2022