1. PROBLEMS CH 16

2. Learning Check Give the IUPAC and common names for the following. A. B. C.

3. Give the IUPAC and common names for the following. A. B. C. Solution propanoic acid (propionic acid) 3-Methylbutanoic acid (  -methylbutyric acid) 3-Bromobenzoic acid (m-bromobenzoic acid)

4. Give the IUPAC and common names for each of the following. A. B. C. Learning Check

5. Give the IUPAC and common names for each of the following. A. B. C. Solution 2-Bromobenzoic acid (o-bromobenzoic acid) 2-Methylpropanoic acid (  -methylpropionic acid) ethanoic acid (acetic acid)

6. Learning Check Which alcohol would be used to prepare the following? A. butanoic acid B. propanoic acid

7. Solution Which alcohol would be used to prepare the following? A. B.

8. Learning Check Write the equation for the reaction of propanoic acid and methanol in the presence of an acid catalyst.

9. Write the equation for the reaction of propanoic acid and methanol in the presence of an acid catalyst. Solution

10. Learning Check Name the following esters.

11. Solution Name the following esters. Step 1 Write the name of the carbon chain from the alcohol as an alkyl group. A. methyl B. ethyl

12. Solution Name the following esters. Step 2 Change the -ic acid of the acid name to -ate. A. Butanoic acid or butyric acid becomes butanoate or butyrate. Methyl butanoate or methyl butyrate

13. Solution Name the following esters. Step 2 Change the -ic acid of the acid name to -ate. B. Propanoic acid or propionic acid becomes propanoate or propionate Ethyl propanoate (ethyl propionate)

14. Learning Check Draw the condensed structural formula of the following esters. A. Ethyl pentanoate B. Propyl butyrate

15. Draw the condensed structural formula of the following esters. A. Ethyl pentanoate B. Propyl butyrate Solution

16. Aspirin stored for a long time may undergo hydrolysis in the presence of water and heat. What will be the products of this reaction? Learning Check

17. Aspirin stored for a long time may undergo hydrolysis in the presence of water and heat. What will be the products of this reaction? To write the hydrolysis products, separate the compound at the ester bond. Complete the formula of the carboxylic acid by adding –OH (from water) to the carbonyl group and –H (from water) to the alcohol. Solution

18. Learning Check Write the condensed structural formulas of the organic products when methyl acetate reacts with each of the following. A. water and an acid catalyst B. KOH

19. Write the condensed structural formulas of the organic products when methyl acetate reacts with each of the following. A. water and an acid catalyst B. KOH Solution