Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:**Exercise 3.34: Functional Group Identification and Classification**
**Task:**
Identify the functional groups in each molecule. Classify each alcohol, alkyl halide, amide, and amine as 1°, 2°, or 3°.
**Molecules:**
a. **Darvon (Analgesic)**
- Structure: Contains an aromatic ring, an ester group, and a secondary amine.
- Functional Groups: Ester (COO), Secondary Amine
b. **Pregabalin (Trade Name Lyrica, used in treating chronic pain)**
- Structure: Has an amine group and a carboxylic acid.
- Functional Groups: Primary Amine (NH₂), Carboxylic Acid (COOH)
c. **Ibuprofen (Analgesic)**
- Structure: Features a carboxylic acid and an aromatic ring.
- Functional Groups: Carboxylic Acid (OH and C=O), Aromatic Ring
d. **Histrionicotoxin (Poison secreted by a South American frog)**
- Structure: Includes an alcohol and an amine in a cyclic and complex framework.
- Functional Groups: Alcohol (OH), Secondary Amine (in cyclic structure)
e. **Penicillin G (An Antibiotic)**
- Structure: Contains an amide, a carboxylic acid, and a thiazolidine ring.
- Functional Groups: Amide (CONH), Carboxylic Acid (COOH), Thiazolidine Ring
f. **Pyrethrin I (Potent Insecticide from Chrysanthemums)**
- Structure: Comprises an ester and several double bonds in a complex structure.
- Functional Groups: Ester (COO), Unsaturated Hydrocarbons (C=C bonds)
Expert Solution

Step 1
Functional group is group that provide specific characteristics to that compound.
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