Friedel-Crafts Reaction

Name: ID number: 10346597 Experimental Title: Semi-Microscale Friedel-Crafts Reaction Members of root: conflict: Title: Preparation of 2-(4-Methylbenzoyl) benzoic vitriolic from toluene. instauration: The social occasion of this experiment is to synthesis 2-(4-Methylbenzoyl) benzoic acid from toluene. Reagent Table: ReagentsRMM (g/mol) tote up used (g) Phthalic Anhydride166.141.0075 Toluene ( atomic number 11-dried)92.145ml+6.5ml atomic number 13 Chloride133.342.3 Hydrochloric Acid36.463 ml sodium Carbonate105.98846.5 ml Light Petroleum Ethern/a7.5 ml 2-(4-Methylbenzoyl) benzoic acid240.25Product Procedure The turn followed was from Lab Manual CS262 knave 48. The surgical operation was followed exactly; however one change to the procedure was made during the course of the experiment. A great deal of the natural mathematical convergence remained in the flask after its collection. To neutralize the pass of this product a further 6.5 ml of sod ium carbonate was added to the crude 2-(4-methylbenzoyl) benzoic acid. Since it was mostly stuck to the sides of the flask, it was part withpered and move in beau monde to obtain the unhurt crude product. chemical mechanism for the reaction selective information: The product was obtained as a white crystalline solid. 00.0602 grams of the product were obtained.

The boiling crest lam of the pure product was assemble to be 131-136ºc. An IR of the product was obtained. Observations When the aluminium chloride was added to the flask a series of colour changes occurred during which while there was an ontogenesis of heat content chloride. The reaction pastiche rancid yellow to dark grand to brown, until it eve! ntually turned almost black. At this lodge the evolution of gas had begun to stop and the mixture was heated under ebbing at which point the gas had completely stopped. Since the boiling point of toluene is cx ºc the reflux was heated to this temperature in order to express off the toluene. When the flask was cooled and the ice added the solid product was a solidified orange...If you want to get a full essay, order it on our website: OrderEssay.net

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