Fig. 17

(a) Recycling experiments of Zr-MOF-glutaraldehyde-Adn@Fe3O4 in the synthesis of tetrahydrobenzo[b]pyran derivatives, and (b) and (b) XRD patterns of Zr-MOF-glutaraldehyde-Adn@Fe3O4 before and after catalysis.

(a) Recycling experiments of Zr-MOF-glutaraldehyde-Adn@Fe3O4 in the synthesis of tetrahydrobenzo[b]pyran derivatives, and (b) and (b) XRD patterns of Zr-MOF-glutaraldehyde-Adn@Fe3O4 before and after catalysis.