英语释义

1. a colorless liquid diketone of pleasant odor known in two forms [keto form CH3COCH2COCH3 and enol form CH3COCHC(OH)CH3] made in various ways (as by the reaction of sodium with acetone and ethyl acetate); 2,4-pentanedione

片语

lanthanum acetylacetone乙酰丙酮镧

Acetylacetone calcium乙酰丙酮钙

acetylacetone cobalt乙酰丙酮钴

acetylacetone method乙酰丙酮法

Acetylacetone Magnesium乙酰丙铜镁

zirconium acetylacetone乙酰丙酮锆

acetylacetone iron乙酰丙酮铁

Acetylacetone complex乙酰基丙酮盐

Acetylacetone manganese乙酰丙酮锰

英汉例句

• methods the content of formaldehyde in rongalite was determined by sulfurous acid, magenta and acetylacetone spectrophotometry respectively.

  方法采用品红亚硫酸法和乙酰丙酮法测定吊白块中甲醛含量，并计算样品中吊白块的含量。

• the acetylacetone is often used as developer in acetylacetone spectrophotometry for the detection of formaldehyde in the internal wall coating.

  本文对乙酰丙酮分光光度法测定内墻涂料中甲醛含量方法中显色剂乙酰丙酮蒸馏与不蒸馏处理作了相关探讨。

• the formaldehyde in fur was extracted by artificial perspiration solution and the formaldehyde content in the extracted liquor was determined by acetylacetone spectrophotometric method.

  将毛皮中的甲醛用人造汗液萃取后，用乙酰丙酮分光光度法检测，可以定量检测分析毛皮中甲醛的含量。

• a method, combined with spectrophotometry, for determining formaldehyde content of interior architectural coatings with acetylacetone as developer was proposed.

  提出了一种使用乙酰丙酮作显色剂、结合分光光度法检测内墻涂料中甲醛含量的方法。

• color reaction with acetylacetone is used to determine the formaldehyde content in fabrics.

  织物中甲醛的测定大多采用乙酰丙酮的显色反应。

• a series of color test are carried out to determine the influence of developing result at different time after preparing the acetylacetone on formaldehyde content measuring.

  文中对乙酰丙酮在配制后不同时间的应用作了一系列显色试验，以探讨试剂在不同时间显色结果对甲醛含量测试结果的定量影响。

• the article introduced a novel synthesis method of acetylacetone iron which was synthesized by acetylacetone and fe 2o 3 in presence of catalyst.

  介绍了用乙酰丙酮和三氧化二铁在催化剂的存在下合成乙酰丙酮铁的一种新方法。

• as an intermediate of pharmaceuticals as well as a catalyst, development of acetylacetone is rapid in japan.

  乙酰丙酮是制备医药的中间体，同时作为催化剂在日本发展较快。

• based on the application and study situation, problems of synthesis process of acetylacetone and its development were studied.

  针对乙酰丙酮的应用前景和研究现状，研究了目前乙酰丙酮合成工艺中存在的问题和发展趋势。

• an effective method was developed for determination of formaldehyde in detergent by using steam distillation extracting combined with acetylacetone -colorimetric method.

  用水蒸气蒸馏法提取了春季及夏季产玉兰叶和花的挥发油，用气相色谱-质谱联用技术对挥发油进行了成分分析。

• two metal acetylacetonate complexes were inserted into the interlayer of precursor. the metal atoms were withheld, but acetylacetone was removed in the wash process.

  金属乙酰丙酮配合物介入到前驱体层间，配体乙酰丙酮在洗涤过程中被除去，而金属原子留在层间形成插层复合物。

• a novel β-diketone schiff base was synthesized from acetylacetone and pentaerythrityl tetramine and characterized by elemental analysis, ir, 1h nmr, ms and single crystal x-ray diffraction analysis.

  合成了乙酰丙酮缩季戊四胺席夫堿，采用元素分析、红外光谱、核磁共振氢谱、质谱和单晶x射线衍射等测试技术对该化合物进行了表征。

• this article reviews the present production and market application of acetylacetone at home and abroad, some suggestions on future development of acetylacetone are also put forward.

  概述了国内外乙酰丙酮的生产现状和市场应用情况，并对今后的发展提出了建议。