Hybrid Polymer-Immobilized Nanosized Pd Catalysts for Hydrogenation Reaction Obtained via Frontal Polymerization

Table 5

Initial rates and selectivities of the hydrogenation of allyl alcohol and 3,7,11,15-tetramethylhexadec-1-yn-3-ol on Pd hybrid polymer-immobilized catalysts.

Catalyst	Allyl alcohol		C20 acetylene alcohol
	w × 10^5, mol L^−1 s^−1	selectivity (%)	w × 10^5, mol L^−1 s^−1 (after 10 min)	selectivity (%)
Poly-PdAAm/Al2O3	4.98	97.2	1.4	70
Poly-PdAAm/SiO2	56.7	95.6	2.8	49.9

Note: reaction conditions: alcohol concentration: 0.225 mol/L; catalyst sample weight: 0.03 g (1.41 × 10⁻⁵ g-at. of  Pd/g); temperature: 40°C; pressure: 0.1 MPa; solvent: 20 mL of ethanol.