CHEMISTRY 3.5 ANSWERS

WORKSHEET TEN ORGANIC CHEMISTRY Polyesters & Polyamides

1. Water, ester.

2. (a)

-OC-C6H4-COO-CH2CH2-OOC-C6H4-COO-CH2CH2-OOC-C6H4-COO-CH2CH2-O-

3. (a) -OOCC10H6COOCH2CH2OOCC10H6COOCH2CH2OOCC10H6COOCH2CH2-

(b) HOOCC10H6COOH and HOCH2CH2OH

4. (a) Amide, diammine, nylon.

(b) -HNC6H4NH-OCC6H4CO-HNC6H4NHOCC6H4CO-HNC6H4NHOCC6H4CO-

5. (a) Amide linkage

(b) …-OC(CH2)4CO- HN(CH2)6NH-OC(CH2)4CO- HN(CH2)6NH-…

6. (a) Polyamides, amine.

(b) Proteins.

(c) -OCCH(CH3)NH-OCCH2NH-OCCH(CH3)NH-OCCH2NH-

(d) Peptide link.