ORG MED LEC: 1 No substitution in this area in the structure of penicillin

2 Required for activity in the structure of penicillin

3 Improves acid stability, but decreases the activity of the agent in the structure of penicillin

4 When changed to alcohol, activity decreases in the structure

Question

1 No substitution in this area in the structure of penicillin

2 Required for activity in the structure of penicillin

3 Improves acid stability, but decreases the activity of the agent in the structure of penicillin

4 When changed to alcohol, activity decreases in the structure

LEIGHTON DWIGHT OBILLOS · Accepted Answer

1 Methyl groups

2 Nitrogen

3 When the sulfur atom of thiazolidine ring is oxidized to a sulfone or sulfoxide

4 Carboxylic acid

1 No substitution in this area in the structure of penicillin 2 Required for activity in the structure of penicillin 3 Improves acid stability, but decreases the activity of the agent in the structure of penicillin 4 When changed to alcohol, activity decreases in the structure