A facile procedure for tert-butoxycarbonylation of amines promoted by yttria-zirconia based strong Lewis acid catalyst - Pandey, Rajesh K.; Dagade, Sharda P.; Upadhyay, Rajesh K.; Dongare, Mohan K.; Kumar, Pradeep (ARKIVOC, 2002)
doi: 10.3998/ark.5550190.0003.704