Fig. 1: Catalytic conversion of xylose on the non-noble metal catalysts.
From: Selective production of methylindan and tetralin with xylose or hemicellulose
Xylose conversion and the carbon yields of various products on the M/SBA-15 (M = Cu, Co, Ni) catalysts a. Xylose conversion and the carbon yields of products on the Cu/SBA-15 catalyst as the functions of salt type b, solvent c, salt concentration d, reaction temperature e, and initial xylose concentration f. Reaction conditions: a 433 K, 3 MPa H2, 500 rpm, 4 h; 10 mL 5 wt.% NaCl aqueous solution, 10 mL toluene, 0 or 30 mg M/SBA-15 catalyst and 0.3 g xylose were utilized for the tests. b 433 K, 3 MPa H2, 500 rpm, 4 h; 10 mL 5 wt.% salts aqueous solution, 10 mL toluene, 0.3 g xylose and 30 mg Cu/SBA-15 were used for the tests. c 433 K, 3 MPa H2, 500 rpm, 4 h; 10 mL 5 wt.% NaCl aqueous solution, 10 mL organic solvent, 0.3 g xylose and 30 mg Cu/SBA-15 were used for the tests. d 433 K, 3 MPa H2, 500 rpm, 4 h, 10 mL NaCl aqueous solution, 10 mL toluene, 0.3 g xylose and 30 mg Cu/SBA-15 were used for the tests. e 3 MPa H2, 500 rpm, 4 h; 10 mL 3 wt% NaCl aqueous solution, 10 mL toluene, 0.3 g xylose and 30 mg Cu/SBA-15 were utilized for the tests. f 433 K, 3 MPa H2, 500 rpm, 4 h, 10 mL 3 wt.% NaCl aqueous solution, 10 mL toluene, xylose and Cu/SBA-15 (Cu/SBA-15 to xylose mass ratio = 1/10) were used for the tests. THFA tetrahydrofurfuryl alcohol. FA furfuryl alcohol. FF furfural, CPO cyclopentanone, CPL cyclopentanol.
