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Iodoform Test for Methyl Ketones

An aqueous solution of iodine and potassium iodide is added to basic solutions of 2-pentanone and 3-pentanone in aqueous dioxane.

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1.2 MB, 19 seconds

File: MOVIES/TRAM12/0382204.MOV

Voiceover
Aqueous solutions of iodine and potassium iodide are added to basic solutions of 2-pentanone and 3-pentanone. The iodoform reaction is a classical test for methyl ketones. A light yellow precipitate of iodoform forms immediately with the methyl ketone 2-pentanone.

Discussion


       

Citation:  
  Shriner, R. L.; Fuson, R. C.; Curtin, D. Y.; Morrill, T. C. The Systematic Identification of Organic Compounds; 6th ed.; Wiley: New York, 1980; pp 167-170.
Design, Text and Demonstrator:  
  Gary Trammell University of Illinois at Springfield, Springfield, IL 62794
Videographer/Editor:  
  Steve Dykema University of Illinois at Springfield, Springfield, IL 62794
Voice:  
  Margaret Biddle University of Wisconsin - Madison, Madison, WI 53706
Audio Production:  
  Greg Minix University of Wisconsin - Madison, College of Engineering, Madison, WI 53706
  Jerrold J. Jacobsen University of Wisconsin - Madison, Madison, WI 53706