CHM 2120 Lecture Notes - Lecture 8: Graduated Cylinder, Ethyl Acetate, Ketone
7 Mar 2018
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See chm 1321 introductory organic chemistry laboratory manual 2017, pages 17 19. The solutions of benzophenone, biphenyl, and unknown chemical in dichloromethane were all clear chemicals. The solutions used as eluents had a mild odor that was reminiscent to the smell of nail polish remover. The biphenyl solution had a mildly sweet, pleasant odor. The benzophenone solution had a flowery odor. The unknown chemical in dichloromethane used in tlc numbers 1 6 also had a flowery odor. The unknown compound zz was a white powder. The unknown compound zz was a lime-green color when in solution. Where biphenyl solution is the reference solution (r) and a. Where benzophenone solution is the reference solution (r) and a. 2:8 mixture of ethyl acetate: hexanes is the eluant in the solvent system. Where biphenyl solution is the reference solution (r) and a solution of ethyl acetate is the eluant in the solvent system.
