Benzene, 1-bromo-3,5-dichloro- → 3,5-Dichloro-alpha-methylstyrene

Beteiligte Stoffe

Reaktionsschritte

1-Bromo-3,5-dichlorobenzene is reacted with magnesium in a solvent and acetone is added to react it with the reaction product and a mineral acid is added to hydrolyze the resulting α-(3,5-dichlorophenyl) isopropoxymagnesium bromide and then, the product is dehydrated to obtain 3,5-dichloro-α-methylstyrene. 3,5-Dichloro-α-methylstyrene is useful intermediate for various agricultural chemicals, medicines and dyes and also useful monomer for rubbers, plastics and resins.

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