how are the answers determined QUESTION 9 [4 marks] Draw in the missing reactants/product in the...
Sec. Ex. 14a - Fischer esterification - draw product using structures of reactants 2 attempts left Check my work "Click the "draw structure" button to launch the drawing utility. What ester is formed when the carboxylic acid is treated with ethanol (CH,CH,OH) in the presence of H2SO4? (CH3)2CH OH edit structure
Complete the following reactants by writing the missing
reactant(s), reagent(s) or major product(s). Include
stereochemistry where required . For F (top structure ) - I please
ay na ОН OH H2SO4 alcohol carboxylic acid HBr CH2Cl2 POCI: Pyridine НО
Part II - Reactions (16 marks] Draw the expected major product(s) for each of the following reactions. Question Answer 8. 1. NaH OH ? 2. OTs 9. NBS ? major product 10. Nal Br ? Acetone Br 11. 1. NaNH2 H3C-CECH ? 2. OTS 12. OH Br NaOH ? cyclic compound 13. OH HBT ? 14. ? OH cat. H2SO4 H20 Room temp. 15. Br MeOH
9. What is the final product of the following sequence of reactions? 13. Arrange the following compounds in order of decreasing adidity CH PB Mg Eto 011 CHCI 10. Methanolysis of 4-bromo-2-methyl-2-pentene gives two isomeric substitution products, one of which is shown. What is the other substitution product? B с CH,OH Isomer 14. Benzalacetone is the crossed aldol condensation product formed between betaaldehyde and acetone. Draw the structure of benzalacetone. OCH, 11. Which of the following has the largest for...
7. Draw the structure of the missing major organic product(s) for each of the following reactions. There is no “No Reaction in any of the answers. Show correct stereochemistry when needed! NO ON Na S204 (excess) NaOH, H20, heat Sebacoyl chloride PhCH OH OH (excess) 0 H2SO4, heat Aryl Bromide 1) Mg, THF 2) CH2=0 3) H20, H307 PhCH,CH,OH1 H2SO4 (catalytie) T heat H2Cro (excess)
Part I – Reactions [20 marks] Draw the expected major product(s)
or required reagent(s) for each of the following reactions.
8. ws SOCI2 NH2 ? OH 9. CH3OH H2SO4 ? (two products) 10.
looking for question 4
Helpful Questions: Fischer Esterification Reaction 1. How is Fischer Esterification prepared and what is the product formed? 2. What is the purpose of the acid catalyst in this reaction? 3. How do the structures of Benzocaine and Novocaine differ from Cocaine structure? 4. Looking at the reaction mechanism what does the addition of excess water favors? What about excess alcohol? 5. What is the identified leaving group in this reaction and what makes it a good...
5. Complete the following reactions by filling in the missing Reactants, Reagents, or MAJOR Product. If TWO products are equally formed show BOTH. 1. DIBAL 2. H307 Colon - ohne кон ОН OH NH2 LIAIH4 1. LDA / Dry THE - to 1.LA/D THE 1.1.2 Equiv. LDA/THF 2. Br Br2 acetic acid Pyridine Heat Nat Et EtOH single product
Draw the Predominant organic product formed in each of the following reactions involving (4 Pts) alcohol molecule as the reactants. H2 H,SO н.с. OH 180 °C CH3 OH H,SO .CH CH3 180 °C CH3
1. Give the missing reagents, reactants or products for each of the following reactions. KOC(CH . (E2) 1.BH 2. H2O NaOH, HÔ PCC HB/ROOR how many stereoisomers? how many stereoisomers? PCC Excess H2O H CH2C12 HB Nal SN2 give one stereoisomer SN2 NaCN ACN (solvent) KMnO4 HO H2SO mCPBA NaOEt (E2) H2SO4 (cat) don't worry about this reaction OH OH KMnO4 H2SO4 NaOEt (E2) mCPBA H2SO4 (cat) don't worry about this reaction OH Рcc CH2C12 HI (SN1)