Isopropyl Iodide - Organic Chemistry - Exam, Exams of Organic Chemistry

Download Isopropyl Iodide - Organic Chemistry - Exam and more Exams Organic Chemistry in PDF only on Docsity! Chem 3331 Wang Spring 2012 Midterm 3 1 Student ID Name page points: 2 (9) 3 (18) 4 (21) 5 (24) 6 (23) 7 (15) Total (110) Periodic Table Ha H Li Na K Rb Cs Fr Be Mg Ca Sr Ba Ra Sc Y La Ti Zr V Nb Ta Cr Mo W Mn Tc Re Fe Ru Os Co Rh Ir Ni Pd Pt Cu Ag Au Zn Cd Hg B Al Ga In Tl C Si Ge Sn Pb N P As Sb Bi O S Se Te Po F Cl Br I At He Ne Ar Kr Xe Rn Ac Please sit with an empty seat between you and your neighbors. Unless specifically asked, you do not have to draw mechanisms for reactions. Feel free to ask questions about the questions, but please don’t ask questions about your answers, it distracts your neighbors. Chem 3331 Wang Spring 2012 Midterm 3 2 1. Provide the products of the following reactions (all reactions have an appropriate aqueous work up). If no reaction would occur, write NR. (3 pts each). a) O NaOEt EtOH, 0 oC b) O cat. NaOEt, MeSH c) O acetic acid, Br2 Chem 3331 Wang Spring 2012 Midterm 3 5 b) CN NH2LiAlH4 c) R CH3 O 4 equiv. NaOH, 3 equiv. Br2, H2O R ONa O + HCBr3 Chem 3331 Wang Spring 2012 Midterm 3 6 d) O 1% H2SO4, heat O 4) Draw the structure and rank the relative electrophilicity of the following carbonyl- containing functional groups: ester, amide, aldehyde, ketone, and acid chloride (8 pts), and explain why (3 pts). Chem 3331 Wang Spring 2012 Midterm 3 7 5) What is the approximate pKa value of the following species (3 pts each). O OH H2N O O O O O O O