Stan and Kyle have observed a reaction between the aniline derivative A and acetone. a) Stan believes the product made is the imine B, whereas Kyle believes the aminal C was synthesized instead. Based on your technical expertise of organic chemistry gathered so far, how would you empirically determine which of the two boys is more likely to be correct, assuming you don't have access to pure samples of B and C? Be specific. - NH2 CI CI A Aniline Imine Aminal
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- C) a nitrile D) an amine nitrite salt DIRECTIONS: Each of the following questions or incomplete statements below is followed by four suggested answers lettered A - D. Select or choose the letters of the best answer to the question or incomplete statement. 7. An organic nitrogen compound, X, gives ammonia on warming with dilute aqueous sodium hydroxide, X could be A) ethanamide B) ethylamine C) phenylamine D) amino ethanoic acid Which one of the following reagents reacts 1. in a similar fashion with both phenylamine (C H,NH,) and ethylamine. A) Br,(aq) C) conc. HNO, D) cold HNO (aq) 2. Phenylamine (aniline) can be prepared by reducing nitrobenzene with tin and concerntrated hydrochloric acid followed by the addition of alkali and finally steam distillation. The alkali is added to; A) prevent oxidation of phenylamine. B) liberate free phenylamine from solution C) dissolve excess nitro benzene D) dissolve the phenylamine 8. Arrange the following molecules in their increasing order of base…1. Why can a NaOH be used to distinguish amide and ammonium salts? Multiple choice2. In the synthesis of gabriel, phthlamide acts as? Explain(a) Catalyst(b) Reagents(c) Nucleophile(d) Electrophic 3. Amine compounds that can fade the color of the bromine solution, namely?Answer both parts plz. Part a) Draw arrow pushing mechanism. Make it DETAILED AND STEP-BY-STEP. Part b) Compare the reactivity of Fmoc-protected amines and Boc-protected amines.
- 1. The ¹H-NMR of the product shows signals (two doublets) in the aromatic region and a very broad signal (the signal is almost flat from ~5.0 ppm to -6.5 ppm and may actually extend into the H doublet at ~ 6.7 ppm) which may indicate a "combination" of the amine and acid peaks. (The small peak at ~ 2 ppm should be ignored.) H "HA H d a b CBe sure to answer all parts. What ammonium salt is formed when this biologically active amine is treated with H2SO4? Be sure to include the charge(s). draw structure ...1. Why can a NaOH be used to distinguish amines and ammonium salts? Multiple choice2. In the synthesis of gabriel, phthlamide acts as? Explain(a) Catalyst(b) Reagents(c) Nucleophile(d) Electrophic 3. Amine compounds that can fade the color of the bromine solution, namely?
- Determine the hybridization around the N atom in each amine, andexplain why cyclohexanamine is 106 times more basic than aniline.Answer both parts plz. Part a) Draw arrow pushing mechanism. Part b) Compare the reactivity of Fmoc-protected amines and Boc-protected amines.5) Imidazole is more basic than pyridine, but more acidic than pyrrole, why? N.
- Which of the following statements is true? Oa. All amines are soluble in water b. All amines react quantitatively with strong acids to form water-soluble salts O c. All amines react quantitatively with strong acids to form water-insoluble salts Od. All of the above Oe. None of the abovei) What property of amines is responsible for their being basic ii) Arrange the following compounds in order of increasing basic strength putting the least basic first. NH3 CH,CONH; O NH2 CH,CH;NH; D C. c) What general name is given to the reaction between phenylamine and nitrous acid at 5°C ii) Write the equation for the reaction in c(i). + Ajouter une légende.. > Statut (Personnalisé)Construct flow charts (a.k.a. flow diagrams) to show how to separate each of the following pairs ofwater insoluble compounds:a) a carboxylic acid and a neutral compound (e.g., a hydrocarbon, R-H);b) a neutral compound and an amine;c) a phenol, a carboxylic acid and an amine.