Course Content (Syllabus)
Quality control of analytical methods: Introduction, Analytical errors, Accuracy and precision, Validation of analytical procedures. Standard procedure for the determination of paracetamol in tablets. Combined random errors. Applications of statistics in small numbers of data. Terms used to control analytical procedures
Physical and chemical properties of drug molecules: Introduction, Calculation of pH values. Acid, basic strength and pKa. Henderson-Hasselbach equation. Ionization of drugs. Buffers. Salts hydrolysis. Activity, ionic strength, dielectric constant. Partition coefficient. Drug stability. Stereochemistry of drugs. Measurement of optical rotation. Profiles of physicochemical properties of some drug molecules.
Methods of volumetric and chemical analysis: Direct / indirect acid / base volumetric, non-aqueous volumetric, argentimetric titrations, complexometric titrations, reductive titrations, iodometric titrations, volumetric titrations, Karl-Fischer volumetric titrations, automated FIA automation
Ultraviolet and visible spectroscopy: Introduction, Factors governing absorption of radiation in the UV/visible region. Beer-Lambert law, instrumentation, Instrumentation, Diode array instruments, Instrument calibration, UV spectra of some representative drug molecules, Use of UV/visible spectrophotometry to determine pKa values, Applications of UV/visible spectroscopy to pharmaceutical quantitative analysis, Difference spectrophotometry, Derivative spectra, Applications of UV/visible spectroscopy in preformulation and formulation
Infrared spectrophotometry:Introduction, Factors determining intensity and energy level of absorption in IR spectra, Instrumentation, Sample preparation, Application of IR spectrophotometry in structure elucidation, Examples of IR spectra of drug molecules, IR spectrophotometry as a fingerprint technique, Infrared spectrophotometry as a method for identifying polymorphs, Near-infrared analysis (NIRA), Infrared spectrophotometry, Examples of NIRA applications
Fluorescence spectrophotometry: Introduction, Instrumentation, Molecules which exhibit fluorescence, Factors interfering with fluorescence intensity, Applications of fluorescence spectrophotometry in pharmaceutical analysis
Raman spectroscopy: Introduction, Instrumentation, Applications
Atomic spectrophotometry
Atomic emission spectrophotometry (AES): Introduction, Instrumentation, Examples of quantitation by AES, Interferences in AES analysis, Assays based on the method of standard additions,
Atomic absorption spectrophotometry (AAS): Introduction, Instrumentation Examples of assays using AAS, Some examples of limit tests employing AAS, Inductively coupled plasma emission spectroscopy
Nuclear magnetic resonance spectroscopy: Introduction, Instrumentation, Proton (1H), Application of NMR to structure confirmation in some drug molecules, Carbon NMR, Two-dimensional NMR spectra, Application of NMR to quantitative analysis,
Other specialised applications of NMR