CATALYTIC-HYDROGENATION OF 1,4-BENZOQUINONE INTO HYDROQUINONE

被引:0
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作者
RYBIN, AG
SLASHCHININA, TV
ZILBERMAN, EN
BOMBINA, MA
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O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Hydrogenation of 1,4-benzoquinone was investigated at 25-50-degrees-C and atmospheric pressure on Raney nickel in an aqueous medium. It was shown that in addition to hydroquinone, cyclohexanol and oligomers are formed during hydrogenation. Treating the catalyst with sulfur-containing compounds [(5-9).10(-5) g of sulfur per 1 g of Ni(Ra)) inhibits hydrogenation of the aromatic ring and increases the yield of hydroquinone.
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页码:688 / 690
页数:3
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