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Unformatted text preview: flask fitted with a dropping-funnel B, so that the bottom of the stem of the funnel passes well below the side-arm of the flask. The latter is then connected to a water-condenser C, through which an ample supply of water can be passed. The lower end of C is then securely fitted into a Buchner flask D of about 300 ml. capacity. A long piece of rubber tubing is attached to the side-arm of D as shown, so that the rubber tubing reaches well below the level of the bench: should any of the heavy ether vapour escape con-densation during distillation, it will thus be carried away well below the apparatus. Place some fragments of unglazed porcelain in A, and extinguish all flames near the apparatus. Now decant A FIG. 64....
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This note was uploaded on 09/19/2011 for the course CHM 2211 taught by Professor Castalleano during the Fall '06 term at University of Florida.
- Fall '06
- Organic chemistry