Journal of Nanoparticles / 2013 / Article / Tab 1

Research Article

Selective Hydrogenation of p-Chloronitrobenzene on Nanosized PdNiB Catalysts

Table 1

The Effect of Pd content on the hydrogenation of p-CNB over PdNiB catalystsa.

Sample Reaction time (min) to 100%
conversiona
Selectivity (%) Reaction rate constant (s−1)
p-CANbANbNBb

NiB95.696.95.500.0298
0.001Pd-NiB80.094.75.300.0167
0.005Pd-NiB40.075.124.900.0119
0.01Pd-NiB50.090.29.800.0127
0.02Pd-NiB28.677.822.200.0112

Reaction condition: 1.2 MPa hydrogen pressure, 353 K reaction temperature, absolute methanol was medium, 500 rpm stirring speed, and 0.2 mmol Ni catalyst.
bp-CAN: p-chloroaniline; AN: aniline; NB: nitrobenzene.