| abstract |
Process for the preparation of 1,1-dichloro-4-methyl-1,3-pentadienencatalytic dehydrochlorinationn1,1,1,3-tetrachloro-4-methylpentanenwith chloride or catalysisnzinc oxide or acetate presentnacetic acid or formic acidnat 100-130 ° C. 1,1-Dichloro-4-methyl-1,3-pentadienenis importantnintermediate in the production of derivativesnpermethrinic acid di azoacetatenprocedure. Permethrin estersnthey are modern, highly efficientninsecticides known as syntheticnpyrethroids and used in compositionsnplant protection products. |