Polymorph characterization of active pharmaceutical ingredients (APIs) using low-frequency Raman spectroscopy - Larkin, Peter J; Dabros, Marta; Sarsfield, Beth; Chan, Eric; Carriere, James T; Smith, Brian C (Applied spectroscopy, 2014)
Keywords: Caffeine - chemistry; Carbamazepine - chemistry; Crystallization; Crystallography - methods; Ethanol; Filtration - instrumentation; Filtration - methods; Molecular Structure; Pharmaceutical Preparations - chemistry; Powders; Pyrazoles - chemistry; Pyridones - chemistry; Solutions; Solvents; Spectroscopy, Fourier Transform Infrared; Spectrum Analysis, Raman - instrumentation; Spectrum Analysis, Raman - methods; Theophylline - chemistry; Vibration; Water