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- 3) Propose a mechanism for the following reaction. HO H2SO4Draw the structure of the hydroxyaldehyde product from the self-aldol reaction of each of the following aldehydes: (a) propanal; (b) phenylethanal; (c) 3-phenylpropanal; (d) benzaldehyde.What reagents are required to carry out the following synthesis?
- 18en the folbwng sequence of reac ond what wo structure of compound AT D (CH,,CULI 2) H,0 HN-CH, H,0 Select one 2.Wnchufthfollewine.comectly represert eet the stepm the rechnsnetamad altalcardensation reactWhen treated with base, the following compound undergoes an intramolecular aldol reaction and dehydration to give a product containing a ring. H Propose a structure for this product. base C4H6O + HODraw the structures of the initially formed enol tautomers in the reactions of propyne and dicyclohexylethyne with dicyclohexylborane followed by NaOHNaOH and H2O2H2O2
- Mechanism of azide synthesis: Step 1: Nucleophilic substitution of alkyl halide with sodium azide to form an alkyl azide. Step 2: Reduction of alkyl azide with a reducing agent such as sodium borohydride or lithium aluminum hydride to form an alkylamine. Mechanism of alkylation of ammonia: Step 1: The alkyl halide undergoes a nucleophilic substitution reaction with ammonia gas to form an intermediate alkylamine. Step 2: The intermediate alkylamine is deprotonated by the catalyst to form the final alkylamine.Propose a synthesis. magt H₂N 1 OMec) Propose a mechanism for this reaction. BF3 Но HO.
