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Isolation of the active ingredient in an Analgesic Drug
Essay specific features
Written by:
Mary C
Date added:
April 6, 2015
Level:
Grade:
B
No of pages / words:
3 / 753
Was viewed:
5362 times
Rating of current essay:
Essay content:
The melting point was (135-142 C) compared to the literature melting point values for acetaminophen (169-171 C) the lower melting point show that their were still impurities in the isolated ingredient.
Procedure:
The acetaminophen (0.5395g) was crushed and added to a conical vial and was mixed with 2ml of methanol then shaken and let to sit till the undissolved particles settled to the bottom and transferred the liquid into a centrifuge tube using a filter-tip pipet...
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Repeating the process with an additional 2mL of methanol. The solvent was then centrifuged for 3 minutes until the mixture had settled into a supernatant liquid layer and a solid layer. Then in a prepared alumina column with 0.5 mL g of alumina 2mL of methanol was added to column and then the solution containing the drug...
displayed 300 characters
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