Process for preparing chlorinated hydroquinone dimethyl ethers

Details Process for preparing chlorinated hydroquinone dimethyl ethers Process for preparing chlorinated hydroquinone dimethyl ethers

C - Chemistry, Metallurgy

07

C

260/645.4

C07C 43/205 (2006.01)

Patent

CA 1060481

PROCESS FOR PREPARING CHLORINATED HYDROQUINONE DIMETHYL ETHERS Abstract of the disclosure: Chlorinated hydroquinone dimethyl ethers of the formula Image wherein R is H or Cl are prepared by reacting p-benzoquinone tetramethyl diketals of the formula Image wherein R is defined as above, with an excess of hydrogen chloride in a aprotic solvent temperature from abut -50 to +50° C. The products I are valuable intermediates for the preparation of dyestuffs, insecticides and pharmaceutics.

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