chemsample-infraredspectroscopy-materials

Conducted by: Student A + B
 * __TECH 0710: Identifying an Unknown Compound by Infrared Spectroscopy__ **

//Materials//  Conducted by:  Student C + D
 *  Mortar and pestle
 *  IR spectrophotometer (see Methods section)
 *  Two NaCl plates
 *  Lint-free tissues
 *  50mL beaker
 *  Microspatula
 *  2 Pastuer pipets
 *  .3mL p-anisaldehyde
 *  Ethanol
 *  100mg Potassium Bromide
 *  2mg Benzoic Acid
 *  Unknown (#7)
 *  Camera
 * __TECH 0710: Identifying an Unknown Compound by Infrared Spectroscopy__ **

Note - that two separate processes were conducted during the IR lab period (IR related spectra determinations, and TLC plating related to Diels-Alder products). Below are listed the materials ONLY for IR. //Materials (Physical):// - KBr pellet compression unit/machine (and its components - refer to methods for specifics) <span style="font-family: 'Times New Roman',Times,serif; font-size: 10pt;">- Mortar & pestle - Spatula(s) - IR Spectrophotometer (and unit software) - Various beakers ... 25 mL, 50 mL, & 100 mL - 5 mL glass tubes - tablet cleansing wipes/tissues <span style="font-family: 'Times New Roman',Times,serif; font-size: 12pt;">

//Materials (Chemical):// <span style="font-family: 'Times New Roman',Times,serif; font-size: 10pt;">- KBr (solid) - Benzoic Acid (solid) - Vanillin (solid) - p-anisaldehyde - Ethanol - Multiple liquid unknowns

Conducted by: Student E + F
 * __ TECH __****__ 0710: Identifying an Unknown Compound by Infrared Spectroscopy __**

Materials o 35-mm o. d. agate mortar and pestle o gloves o IR spectrophotometer o KBr hand press, with a die set and an appropriate KBr pellet holder o 2 KBr, NaCl, or AgCl plates, with sample holder o Lint-free tissues o Microspatula o 6 pasteur pipets, with latex bulb o Benzoic Acid o Unknown 11 o Etylacetate o Diers Alder product

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