Isolation of the Active Ingredient in an Analgesic Drug

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Sasha Thiel
CH203 Lab
Experiment 1: Isolation of the Active Ingredient in an Analgesic Drug
A. Least accurate to most accurate 1. Beakers (5ml markings) 2. 10ml graduated cylinder (0.1 markings) 3. 5ml vials (0.1 and 0.3 markings) 4. 1ml plastic pipets (0.1 ml markings) 5. 1ml syringes (0.1 ml markings) 6. 1ml graduated volumetric pipets (0.01 ml markings) B. A 1ml graduated volumetric pipet is the best to use if you want 0.15 ml of reactant C. 1ml plastic pipets (used 2 times) are best to use when you want 2 ml of solvent

Safety Hazards: 1. Methanol is flammable and toxic. Don’t breathe it in or drink it. 2. All organic waste goes in the waste containers and not …show more content…

(Note: Ibuprofen is slightly sticky even when dry) 6. Weigh watch glass now and determine weight of active ingredient 7. Calculate weight % recovery using weight from label 8. Crush crystals into powder with a stirring rod and use a melting point device to determine the melting point of your active ingredient. 9. Record the melting point. Watch for sweating or shrinkage 10. Place product in a small vial and label it for the professor.

My analgesic

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