have been synthesized by Grig-
nard metathesis (GRIM) and FeCl3 methods. The regioregularity of P3HTs are characterized by nuclear
magnetic resonance (NMR), UV–Vis spectroscopy, differential scanning calorimetry (DSC) and X-ray
diffraction (XRD) studies. Electrochemical characterizations of the P3HTs reveal significant increase
in the specific capacitance with increase in regioregularity. Electrochemical impedance spectroscopy
analysis indicates that the charging process is facilitated by increase in regioregularity in P3HT. Sta-
bility of P3HTs during repeated charge–discharge cycles, also found to increase with increase in
regioregularity.