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Aldol Lab
Essay specific features
Written by:
Andy S
Date added:
October 2, 2014
Level:
University
Grade:
A
No of pages / words:
2 / 458
Was viewed:
6500 times
Rating of current essay:
Essay content:
Acetone and other keytones oxidize in this solution only after 2-3 mins.
Place 2 drops of the unknown aldehyde and 0.5mL of ethanol in a 10 X 75 nm test tube
Add water dropwise, shaking after each drop until the cloudiness produced disappears
(if too much water used add 1 or 2 drops of ethanol to give clear colution)
add 2 drops of phenylhydrazine and shake the test tube to mix the contents
a precipitate forms within a few mins
chill the test tube in an ice-water bath and collect the phenylhydrazone by vacuum
wash three times with ...
displayed 300 characters
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Acetone and other keytones oxidize in this solution only after 2-3 mins.
Place 2 drops of the unknown aldehyde and 0.5mL of ethanol in a 10 X 75 nm test tube
Add water dropwise, shaking after each drop until the cloudiness produced disappears
(if too much water used add 1 or 2 drops of ethanol to give clear colution)
add 2 drops of phenylhydrazine and shake the test tube to mix the contents
a precipitate forms within a few mins
chill the test tube in an ice-water bath and collect the phenylhydrazone by vacuum
wash three times with ...
displayed 300 characters
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