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- Define Nucleophilicity Versus Basicity ?83. Aliphatic amides 1. are prepared by heating the corresponding aliphatic armmonium carboxylate salt 2. will lost a-CO- group when treated wilth bromate(i) in an alkali 3. can be coverled into the corresponding acid by reacting with NANO HCI. 84. Uren (HN),CO) 1. is an amide because it contains the -C-NH, group 2. has a structure that contains the peptide link 3. reacts with NANO /HCI to give methanoic acidDraw the major product of this reaction. Ignore inorganic byproducts and the amine side product. 1. NaOH, heat N 1 2. Neutralizing work- up
- Amines in aqueous solutions are less reactive than amines in gaseous solutions. Select one: O True O False6. The reaction between aniline and nitrous acid at low temperature yields A) an N-nitroso amine B) a diazonium salt C) a nitrile D) an amine nitrite salt 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 acidDraw the major organic product for the acid hydrolysis of cyclohexanimine. "NH Hgo+ HO
- 2262 Sat Aor 6 1 Which one of the following compounds is the strongest acid? CNH2 -NH2 -CO2H OH CI- СОН CH CH C A B 2. Which one of the following amines will not produce an amide when mixed with an acid chloride? NH PHCH,NH2 PHNH2 Et,NH A C 3. What is the major product of the following sequence of reactions? CH3 1) NBS, hv (excess) C(OH)3 CHO CO2H CH2O 2) NaOH, H20 (excess) A В C 4. What is the major product of the following intramolecular aldol condensation reaction? E NaOH H20 (dehydration) A C 3. D. BAmines and Amides 5. Base Hydrolysis a. Acetamide b. Benzamide Questions and Problems Q6 You have unknowns that are a carboxylic acid, an ester, and an amine. Describe how you would distinguish among them. రెండం we can acid an amine. Carlouxylicacid S have Dt ester s naue Sightiy ncutra DH and amine S Waue basic DH that 15jmore thon 7 Based on the OH of the Soutions distinquish Carooxy lic ester and an value Less than neutra 144Draw the struetre of the following three isomeic amides with chemical feruula CHNO. Amide #1: (E)-N,N-dimethyl-2-butenamide Amide #2: (7)-N-methyl-3-pentenamide Amide #3: (7)-3-hexenamide C'onsider Z sterenchemistry of alkenes. • Draw one structure per sketcher. Add additional sketchers asing the drop-down memu in the hottom right comer. Sepamte structares with - signs from the drop-down mena. O00. IF ChemDoodle ChemDoodie ChemDoodle just the first one is what I could really use help on Amide #1: (E)-N,N-dimethyl-2-butenamide
- Erythronolide B is the biological precursor of erythromycin, a broad-spectrum antibiotic. What functional group Erythronolide B does contain? a. b. H₂CH₂C C. H₂C 1 H₂C 2 3 4 O Amide d. Amine OH Erythronolide B Ketone Aldehyde a CH₂ b C d CH₂ OH JCH₂ 'OH OHReductive amination of carbonyl compounds produces the same kinds of products as does the reaction of amines and alkyl halides True or FalseH₂N Provide the missing structures. NH2 CH3 1) DCC N. 2) LIAIH 3) H₂O Boc₂O (1 equiv) The aliphatic amine is a stronger base/nucleophile. Why