Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.
共沸物中加入氢氧钠,分离出酚钠盐和酮。
Sodium phenolate and acetophenone can be obtained by adding sodium hydrate into azeotrope.
共沸物中加入氢氧钠,分离出酚钠盐和酮。
Phenoxyacetophenone could be prepared from potassium phenolate and m bromoacetophenone via Ullmann reaction catalyzed by copper acetate in high yields.
间氧基酮可由酚钾与间酮在醋酸铜催下以高率合成。
The technique for preparing phenol formaldehyde resin from phenolated wood (PWF) and its characters were studied and analyzed.
本文研究了用酚制备酚醛树脂的技术,并对其性能进行分析。
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