Southern Medical University - CHEM 33722016 Exam #4.

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CHEM 3372 Name___________________________________________ Exam #4 May 5, 2016 100 points + 5 extra credit points !!!!Make sure you put your name on three things before turning in the exam!!!! 1. ... This cover sheet 2. The scantron form 3. The free response page https://www.coursehero.com/file/30472845/2016-Exam-4pdf/ This study resource was shared via CourseHero.com2 Please fill in your answers on the Scantron sheet. Two point questions For questions #1−4, choose the correct name for the compound shown. 1. (a) N-butyl-N-isopropylpentanamine (b) N-isopropyl-1-butanamine (c) N-isopropyl-1-pentanamine (d) N-isopropyl-2-hexanamine (e) N-butyl-N-isopropylamine 2. (a) N-methyl-N-methyl-2-oxo-4-hexanamine (b) N,N-dimethyl-2-oxo-4-hexanamine (c) N-methyl-N-methyl-5-oxo-3-hexanamine (d) 4-dimethylamino-2-hexanone (e) N,N-dimethyl-4-hexan-2-one 3. HN Cl Br (a) 2-bromo-5-chloropyrrole (b) 5-bromo-2-chloropyrrole (c) 1-bromo-4-chloropyrrole (d) 4-bromo-1-chloropyrrole (e) 5-chloro-2-bromopyrrole 4. (a) 3-fluoro-6-nitro-ethylmethylaniline (b) 3-fluoro-6-nitrophenylethylmethylamine (c) N-ethyl-5-fluoro-N-methyl-2-nitroaniline (d) N-ethyl-N-methyl-5-fluoro-2-nitroaniline (e) 3-fluoro-6-nitro-N-ethyl-N-methylaniline 5. Which of the following is more reactive towards nucleophilic acyl substitution? (a) acid chlorides (b) acid anhydrides 6. Which of the following is the stronger base? (a) RCOO– (b) NH3 7. Nylon is an example of: (a) a polyester (b) a polyamide 8. This equilibrium lies mainly to the: (a) right (b) left 9. Rank the following compounds in order of increasing pKa of the conjugate acid (lowest to highest): (a) 1 < 2 < 3 (b) 3 < 2 < 1 (c) 2 < 1 < 3 (d) 2 < 3 < 1 (e) 1 < 3 < 2 10. This equilibrium lies mainly to the: (a) right (b) left 11. Which of the following would give a better yield of product in the Claisen condensation? (a) 1 (b) 2 https://www.coursehero.com/file/30472845/2016-Exam-4pdf/ This study resource was shared via C [Show More]

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