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In the laboratory kitchen, Chef Cannizzaro was cooking with Aldehydes that had no alpha-hydrogen (like Formaldehyde). He added concentrated alkali , and in a strange twist (disproportionation), half of his ingredients turned into Alcohol and the other half into Carboxylic acid salt .

His brother Fittig didn't want to be left out, but he only worked with Aryl Halides (Benzene rings). He used the same Sodium and Dry Ether to join two rings together, creating a Biphenyl . In the laboratory kitchen, Chef Cannizzaro was cooking

Meanwhile, the village doctor, Dr. Sandmeyer , was busy. He took a Diazonium Salt and used Cuprous salts ( Cu2Cl2cap C u sub 2 cap C l sub 2 Cu2Br2cap C u sub 2 cap B r sub 2 ) to quickly transform it into Haloarene . He used the same Sodium and Dry Ether