Renofluthrin is a mixture of Trans and Cis isomers of 2,35,6-tetrafluro-4-(methoxymethyl)benzyl-3-(22-dichlorovinyl)-2,2- dimethylcyclo propane carboxylate in a specific isomeric ratio. The present invention relates to a facile, simple and industrially applicable process for the preparation of Renofluthrin with high yield and product purity.