diketen

基本解释

• n.双烯酮

同根派生

英汉例句

• In this paper,the reaction rule of diketen reacting with different alcohols under acid base catalysis was investigated.
  研究了二聚乙烯酮与不同结构的醇在酸、碱催化下的反应规律，并用烷基电子效应的新观点解释了这个规律。
• Twelve alkyl aeetoacetates were prepared by the reaction of diketen with alcohols,and then the compounds were characterized by the boiling points,refractive indices and infrared spectra.
  本文以双乙烯酮与各种醇反应得到了12种乙酰乙酸酯,并通过沸点、折光率和红外光谱对这些化合物进行了确认。
• Nantong Acetic Acid Chemical is mainly producing diketen derivatives, alcohol derivatives & pyridine derivatives.The company is under the control of ISO9001(2000) system, HACCP system and ERP system.
  南通醋酸化工是生产双乙烯酮衍生物;乙醇衍生物;及吡啶衍生物的大型化工企业;年销售收入5亿元.;公司通过了ISO9001:2000认证和HACCP食品安全控制体系认证，并实施ERP管理。
• Keywords diketen;acid base catalysis;acetoacetic ester;
  二聚乙烯酮;酸碱催化;乙酰乙酸酯;