Phenol alkylation process

Details Phenol alkylation process Phenol alkylation process

C - Chemistry, Metallurgy

07

C

260/622.4

C07C 37/14 (2006.01) C07C 39/06 (2006.01)

Patent

CA 1284663

PHENOL ALKYLATION PROCESS Abstract of the Disclosure Phenol is di-orthoalkylated in high yield by react- ing, in a first stage, phenol containing only 1 mole of an aluminum phenoxide for each 100-800 moles of phenol with an olefin at 85-175°C until the reaction mixture contains 3 wt percent or less phenol and then, in a second stage, continuing the reaction at 25-80°C until the mixture contains a substantial amount of 2,6-di-alkylphenol.

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