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- Fill in the missing reagents a-e in the following scheme:Identify the missing reagents a-f in the following scheme:Devise a synthesis of each analgesic compound from phenol (CeH;OH) and any other organic or inorganic reagents. CNH2 ČNH2 CH3 CH3 а. b. C. HO HO CH;CH20 salicylamide acetaminophen p-acetophenetidin
- Oraw a stepwise mechanism for the following reaction: Br CH3CH2OH Part 1 out of 3 HBr Br Br CH3CH,Br finish structure ... draw structure CH;BrDraw the product formed when the α,β-unsaturated ketone A is treated with each reagent.a. NaBH4, CH3OH b. H2 (1 equiv), Pd-C c. H2 (excess), Pd-C d. [1] CH3Li; [2] H2O e. [1] CH3CH2MgBr; [2] H2O f. [1] (CH2=CH)2CuLi; [2] H2OWhich reaction intermediate (A or B) is more likely to form in the epoxide ring opening reaction? Reactions prefer to react through lower energy intermediates. Hint: how might you justify one structure being lower in energy than the other? Draw structures as part of your explanation why. Structure A Structure B ерoxide ring opening HO, : ОН Which alcohol structure shown below would be less acidic? Explain why. F F. Br Br Br
- For the following reaction: H NaOH CH3CH₂OH a Draw the major organic product, assuming no dehydration of aldol product has occurred. ? ChemDoodleⓇDraw the products formed when benzoyl chloride (C,H;COCI) is treated with each nucleophile: (a) H20, pyridine; (b) CH;CO0"; (c) NH3 (excess); (d) (CHaNH (excess).Draw the structures A, B and C for the reaction sequence below. Dehydration via an E1cb mechanism Michael Reaction Intramolecular Aldol Reaction A В КОН /ETOH / heat C КОН /ETOH КОН /ETOH
- 5. Which of the following compounds will not undergo Aldol reaction and why? H H а. b. CH3 с. d. H;C `CH32 CH3COOCH,CH3 C2H5O'K*/C2H5OH ---> CH3COCH,COOCH,CH3 [+] Hofmann elimination Clemmensen reduction Claisen condensation O Cannizzaro reaction O Aldol condensationDraw the product formed when each dicarbonyl compound undergoes anintramolecular aldol reaction followed by dehydration, when possible.