Medicinal chemistry intro
Undergraduate · Chemistry
Syllabus focus
Standard syllabus · STEM / applied
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Topics typically covered
Standard syllabus
Drug discovery process
- History of medicinal chemistry and major drug classes
- Drug targets: enzymes, receptors, ion channels, nucleic acids
- Lead discovery: natural products, HTS, fragment-based design
- Lead optimization: potency, selectivity, ADMET
- Structure–activity relationships (SAR)
- Pharmacophore modeling and bioisosteres
- Intellectual property and drug patents (overview)
- Clinical trial phases and FDA approval process
- Generic drugs and biosimilars
- Ethical considerations in drug development
Physicochemical properties and ADMET
- Lipinski's Rule of Five and drug-likeness
- Partition coefficient (log P) and distribution
- Acid-base properties and pKa of drugs
- Solubility, permeability, and dissolution
- Absorption, distribution, metabolism, excretion (ADME)
- Cytochrome P450 metabolism pathways
- Phase I and Phase II biotransformations
- Blood-brain barrier and tissue distribution
- Toxicity screening: hERG, Ames test, LD₅₀ (intro)
- Formulation chemistry: salts, prodrugs, polymorphs
Receptor pharmacology and molecular interactions
- Agonists, antagonists, and inverse agonists
- Receptor types: GPCRs, ion channels, nuclear receptors
- Binding affinity: Ki, IC₅₀, EC₅₀
- Enzyme inhibition: competitive, noncompetitive, irreversible
- Allosteric modulation
- Molecular recognition: hydrogen bonding, hydrophobic, electrostatic
- Conformational flexibility and induced fit
- Quantitative structure–activity relationships (QSAR intro)
- Molecular docking and scoring functions (overview)
- Case studies: statins, ACE inhibitors, NSAIDs
Major drug classes and mechanisms
- Antibiotics: β-lactams, fluoroquinolones, macrolides
- Antiviral agents: nucleoside analogs, protease inhibitors
- Anticancer drugs: alkylating agents, kinase inhibitors
- CNS drugs: antidepressants, antipsychotics, anxiolytics
- Cardiovascular drugs: antihypertensives, anticoagulants
- Analgesics: opioids and non-opioid pain relievers
- Antidiabetic agents: insulin, metformin, GLP-1 agonists
- Anti-inflammatory drugs: corticosteroids, biologics (intro)
- Antihistamines and allergy medications
- Vaccines and immunotherapeutics (chemical perspective)
STEM / applied
Laboratory and computational skills
- Extraction and isolation of natural product leads
- TLC and HPLC for compound purity
- NMR and MS for structure confirmation
- Molecular modeling with docking software
- Assay interpretation: dose–response curves
- Medicinal chemistry notebook documentation
- SAR table construction and analysis
- Literature search: SciFinder, PubMed, ChEMBL
- Writing drug discovery project reports
- Team-based drug design exercises
Applied medicinal chemistry
- Pharmaceutical industry career paths
- Generic drug manufacturing chemistry
- Biologics vs small-molecule drugs
- Orphan drugs and rare disease therapeutics
- Antibiotic resistance and new scaffold development
- Personalized medicine and pharmacogenomics
- Drug repurposing strategies
- Green chemistry in pharmaceutical synthesis
- Regulatory chemistry: ICH guidelines (overview)
- Case studies in successful and failed drug programs
Notes
Introduction to medicinal chemistry for undergraduates. Topics reflect common medicinal chemistry intro syllabi at US colleges and universities. Strong organic chemistry background required. Depth varies between chemistry and pharmacy programs.