Ch. 27: Synthetic Polymers

Question 1

Radical addition (chain growth)

Answer 1

ROOr, heat or light

Question 2

Cationic addition (chain growth)

Answer 2

BF3, H2O

Question 3

Anionic addition (chain growth)

Answer 3

1. BuLi 2. H2O or CO2

Question 4

Fischer Esterfication (step-growth)

Answer 4

[H+] (replaces -OH with -O-R)

Question 5

Carbonate Formation

Answer 5

Reactant: Phosgene + alcohol
Product: carbonate (RO-(C=O)-RO) + 2HCl

Question 6

Amide Formation

Answer 6

Reagent: [H+], heat
Reactant: carboxylic acid + amine
Product: amide + H2O

Question 7

Urethane Formation

Answer 7

Reactant: Isocyanate (R-C=N=O) +alcohol
Product: Urethane