Entry Compound Calcd% Found% Conversion% C H N Cl C H N Cl 1 PVP 80.29 6.69 13.01 - 80.14 6.64 13.22 - - 2 NSPVPC 38.55 3.66 6.24 15.84 43.08 3.96 6.95 14.16 ~ 80 3 NSPVPHS 30.25 3.22 4.90 - 34.53 3.50 5.62 - ~ 80

Table 1: Data of elemental analysis of the initial polymer and modified poly(4-vinylpyridine).