Question
O. Chem
How would you classify the molecule below? thioester ketone acid anhydride ester How would you classify the molecule below? carboxylic acid oxide ketone aldehyde Nomenclature How would you name the molecule below? 3-methylbutanoic acid 2-methylbutanoic acid 2-methyloxybutanol 3-methyloxybutanol Name the molecule below ethyl butanoate oxyethyl butanoate ethoxybutanoic acid ethyoxy butanecarboxylate What is the IUPAC name of the following molecule? methylhexanoate ethylbutanoate methylpentanoate ethylpentanoate Acidity Which of the following is the least acidic? CH2=CHC02H (pKa = 4.25) C6H5C02H (pKa = 4.19) CH3CH2C02H (pKa = 4.87) HC02H (pKa = 3.75) Which of the following is the most reactive? Ester acid anhydride amide Interconversions Can you derive an ester from an acid chloride? yes no Can you derive an ester from an acid anhydride? yes no Reagents for Interconversion Which reagent would be able to change an acid chloride into an amide? CH3CH2CO2 LiAIH4 NH3 CH3OH Which reagent would be able to change an acid anhydride into an amide? CH3CH2CH2OH CH3C02 LiAIH4 NH3 Use the list of reagents below to answer the next two questions SOCl2 CH3OH CH3CH2OH H20 NH3 LiAIH4, H30+ CH3MgBr CH3CH2MgBr NaOH C G H B C E F D B I C F Reactions A B C A B C A B C A B C A B C This is a multiple select question which means that there may be more than one answer. You must select ALL the correct answers to receive credit. Choose any set of reactants shown below (the first reactant is an aldehyde, ketone, or ester and the second is a Grignard reagent) that will produce the desired product. Remember you must select ALL correct answers. A B C
Explanation / Answer
1. C
2. D
3. A
4. A
5. D
6. D
7. B
8. A
9. A
10. C
11. D
12. D
13. D
14. D
15. B
16. C
17. A
18. C
19. B
20. A & C
