Ytterbium(III) Perfluorooctanoate Catalyzed One-Pot, Three-Component Synthesis of Fully Substituted Pyrazoles under Solvent-Free Conditions

In Table 3, R2 of compound 3i was incorrect. The correct entry is shown below.

Table 3 One-Pot Synthesis of Different Pyrazole Derivatives Cata-lyzed by Yb(PFO)3 under Solvent-Free Conditions Compd R1 R2 Yield (%)a 3i 4-F3COC6H4 CO2Me 81 a Yields were based on GC analysis.