Transcription of Infrared Spectroscopy
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Infrared Spectroscopy
Chapter 15. Infrared Spectroscopy Sherman Hsu, Separation Sciences Research and Product Development Mallinckrodt, Inc. Mallinckrodt Baker Division Summary General Uses Identification of all types of organic and many types of inorganic compounds Determination of functional groups in organic materials Determination of the molecular composition of surfaces Identification of chromatographic effluents Quantitative determination of compounds in mixtures Nondestructive method Determination of molecular conformation (structural isomers) and stereochemistry (geometri- cal isomers).
Infrared Spectroscopy 251 Wavenumber 13,000–4,000 cm –1 4,000–200 cm –1 200–10 cm –1 Wavelength 0.78–2.5 µm 2.5–50 µm 50–1,000 µm This chapter focuses on the most frequently used mid IR region, between 4000 and 400 cm –1 (2.5 to 25 µm).
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