137279.fig.005a
(a)
137279.fig.005b
(b)
137279.fig.005c
(c)
137279.fig.005d
(d)
137279.fig.005e
(e)
137279.fig.005f
(f)
Figure 5: Effect of the different optimization factors. (a) Volume of acetylacetone, (b) volume of formaldehyde, (c) pH, (d) volume of buffer, (e) volume of reagent components, and (f) temperature on RFI using Hantzsch reaction.