Benzil Prelab

Benzil Prelab - Amanda Shelly Zachary Harris CHE 231-401...

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QuickTime and a TIFF (LZW) decompressor are needed to see this picture. Amanda Shelly Zachary Harris CHE 231-401 Drawer #U26D Benzil Experimental Procedure 1. Place a magnetic spin vane and boiling chip in the 5.0-milliliter conical. Attach the water condenser to the conical vial. 2. Obtain 400-milligrams of benzoin product synthesized in the last experiment. Obtain 1.4 milliliters of cupric acetate solution, and mix the two together in a 5.0-milliliter conical vial. The cupric acetate solution will be prepared by the TA. 3. Attach the rubber tubing to the water condenser. SAFETY NOTE: Secure the attachment by wrapping copper wire around the tube. 4. Using this experimental setup: Heat the mixture between 140-145 degrees Celsius. Remember to stir the solution using a spin vane. Use a hot plate and an aluminum block to heat. SAFETY NOTE: Whenever heating in lab, remember to add a boiling chip. Heat the mixture for an hour. - There are many things to look for while heating this solution. The cupric acetate solution should dissolve the benzion within 5-10 minutes of heating. The solution
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Benzil Prelab - Amanda Shelly Zachary Harris CHE 231-401...

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