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Fig. 9 | Chemistry Central Journal

Fig. 9

From: Structural effects on kinetics and a mechanistic investigation of the reaction between DMAD and N–H heterocyclic compound in the presence of triphenylarsine: spectrophotometry approach

Fig. 9

The original experimental absorbance curve versus time at a selected wavelength of 305 nm for the reaction between (1) (10−2 M), (2) (5 × 10−3 M) and isatin (NH) (10−2 M) in methanol. The dotted curve shows experimental values, and the solid line is the fitted curve at 18 °C

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