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No bubbles in distillation of phenylacetone under vacuum

  1. Dec 3, 2012 #1
    hello,
    i have no bubbles in distillation of phenylacetone under vacuum, the heat is about 120c, and the vacuum pump produce around 20 torr.

    is that normal? please help me
     
  2. jcsd
  3. Dec 4, 2012 #2

    chemisttree

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    It's a controlled substance. We can't discuss it here.
     
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