(a) Infrared spectroscopy provides an easy method for deciding whether the product obtained from the addition of a Grignard reagent to an α,β-unsaturated ketone is the simple addition product or the conjugate addition product. Explain. (What peak or peaks would you look for?)
(b) How might you follow the rate of the following reaction using UV spectroscopy?

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+ CH,NH2 HO CH2NH