diketen

常见例句

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;