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公开(公告)号：US3810946A
公开(公告)日：1974-05-14
申请号：US30355872
申请日：1972-11-03
Applicant: ALLIED CHEM
Abstract: PHENOL PRODUCED BY DECOMPOSITION OF CUMENE HYDROPEROXIDE IS PURIFIED BY HEATING WITH HYDROBROMIC OR HYDROIODIC ACID, OR THEIR WATER-SOLUBLE SALTS, FOLLOWED BY DISTILLATION. THIS TREATMENT NOT ONLY REDUCES CARBONYLBEARING IMPURITIES, BUT ALSO REDUCES METHYLBENZOFURAN IMPURITIES.
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