%0 Journal Article %T Synthesis of Fe3O4@SiO2@Pr-NH2@DAP as a magnetic recyclable nano-catalyst for efficient synthesis of pyranothiazolopyrimidines and 4H-pyrans under solvent-free condition %A Danehchin, Maryam %A Esmaeili, Abbas Ali %J Scientific Reports %@ 2045-2322 %D 2023