Solvent                                         Absorbance         p-CLA           TCNQ           Quiz           ARS Acetonitrile 0.51 0.42 0.38 0.35 Acetone 0.07 0.23 0.19 0.18 Chloroform 0.13 0.24 0.23 0.27 Dichloromethane 0.17 0.22 0.17 0.26 1,2-Dichloroethane 0.19 0.17 0.14 0.20 1,4-Dioxane 0.08 0.09 0.11 0.08 Methanol 0.29 0.28 0.77 0. 68

Table 2: Effect of solvent on the absorption intensity of reaction products of ZMT with TCNQ, p-CLA, Quiz and ARS.

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