79630-23-2Relevant articles and documents
3-ethyl-4-fluorobenzonitrile preparation method
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Page/Page column 0043-0048, (2018/11/03)
The invention relates to a 3-ethyl-4-fluorobenzonitrile preparation method, a compound (II) has a coupling reaction with an ethyl coupling reagent in a solvent under the existence of a catalyst to obtain a compound (I), wherein X is chlorine, bromine, iodine, trifluorosulfonate, and methanesulfonate. The preparation method has the advantages that the materials are easy to get, the operation is safe and simple, the product purity is high, and the cost is low.