Carboxylic Acids - Problem Set 6 with Answers | CHEM 30B, Assignments of Organic Chemistry

Download Carboxylic Acids - Problem Set 6 with Answers | CHEM 30B and more Assignments Organic Chemistry in PDF only on Docsity! CO2H OH O CO2H O Ph OH O H2CrO4 Ph H O Br2 O O OCH3 HO OH O OCH3 OO O- OO LiAlH4 H3O + O OH O OH O CO2H H2N Ph CO2 - Ph OH O O OH COOH Na+ HO O O O O- K+ O CO2H O SH Problem Set-6/Chapter 17 Carboxylic Acids (page 1) Chem 30B-Winter 2003 TA: Chris Mortko, cmortko@chem.ucla.edu Discussion Sections Wednesdays: 8-9am (MS 3915H), 9-10am (Boelter 5273) Office Hour Wednesday 10-11am (Young 1379) Provide the reagents or predict product(s) necessary to complete the following syntheses. 4(R)-Amino-2-oxo-cyclohexane -1(R)-carboxylic acid 2(S),5-Dimethyl-hex-4-enoic acid Benzoic acid or Benzenecarboxylic acid 2-Methyl-5-oxo-hept-6-enoic acid 1(R),3,3-Trimethyl-2-oxo-cyclo hexanecarboxylic acid 6(R)-Mercapto-hept-1-yn-3-one Draw the structure for each of the following compounds. ANSWER KEY 1. via NaOH, H2O 1. O3, -78°C 2. H2O2 Na2Cr2O7, H2CrO4 or 1. Ag2O, NH3 2. H+, H2O + Ag metallic silver KOH (excess) or I2 or Cl2 2. 3.