1) furfural content
糠醛浓度
1.
Comparing the methods of ageing diagnosis of solid insulation,it was found that measuring the furfural content in transformer oil is an effective method for evaluating the state of solid insulation ageing.
通过对基于固体绝缘老化诊断方法的对比,得出检测电力变压器油中糠醛浓度是评价固体绝缘老化状态的有效方法之一。
2) furfural
糠醛
1.
The modification of pd/Al_2O_3 catalyst for the vapor decarbonylation of furfural;
糠醛气相脱羰催化剂pd/Al_2O_3的改性研究
2.
The Study on Raman and Infrared Spectra of Furfural Molecule;
糠醛分子的拉曼光谱与红外光谱研究
3.
Modification of the Cu-Zn catalysts supporred on γ-Al_2O_3 for hydrogenation of furfural to furfuryl alcohol;
糠醛加氢制糠醇中γ-Al_2O_3负载Cu-Zn催化剂的改性研究
3) Furaldehyde
糠醛
1.
Study of the optimum conditions of the synthesis of furaldehyde using corncob as raw material;
利用玉米芯制取糠醛的最佳工艺条件研究
2.
Measurement and analysis of furaldehyde content in transformer oil;
变压器油中糠醛含量测试与分析
3.
4% by furaldehyde.
以糠醛为主要原料采用相转移法合成α-呋喃丙烯酸,再由α-呋喃丙烯酸与正丙醇酯化,制备了α-呋喃丙烯酸丙酯。
4) 2-furaldehyde
糠醛
1.
The synthesis of furil from 2-furaldehyde using VB1 as the catalyst and CuSO4·5H2O-pyridine as the oxidant was studied.
以糠醛为原料,VB1为催化剂,利用安息香缩合反应合成糠偶姻,再用硫酸铜-吡啶氧化得到糠偶酰。
2.
5-hydroxymethyl-2-furaldehyde (5-HMF) and 2-furaldehyde (2-F) in beer were measured by high performance liquid chromatography (HPLC).
采用高效液相色谱(HPLC)同时分析啤酒中的5-羟甲基糠醛(HMF)和糠醛(2-F)。
3.
2-furaldehyde had Connizzara reaction under a low temperature and alkaline conditions.
糠醛在低温和碱性条件下发生坎尼扎罗反应,得到的糠酸钠用浓盐酸进行酸化,制得中间体糠酸;再在自制的特殊固体超强酸SO42-/α-Fe2O3的催化作用下,糠酸和甲醇酯化合成糠酸甲酯。
5) furfurol
糠醛
1.
Study on the optimum condition of the synthesis of furfurol using corncob as raw material by adopting orthogonal experimental method,The results showed that the optimum conditions of the synthesis of furfurol are:the amount of salt is 55*!g,sulfuric acid is 12*!mL,soaking time is 11.
介绍了用正交试验法研究用玉米芯制取糠醛的最佳工艺条件。
2.
The properties of the catalytic cracking slurry(FCC slurry)extracted with furfurol at different temperatures and in solvent slurry ratio were determined.
计算所得选择性表明糠醛是分离FCC油浆的有效溶剂。
3.
Detection of furfurol content in transformer oil is an effective method to judge the aging degree of insulated paper in the transformer.
检测变压器油中糠醛含量是判断变压器绝缘纸老化程度的有效方法。
6) furfural-acetone
糠醛丙酮
1.
Preparation of wood-based furfural-acetone resin is an advanced utilization of wood residues.
利用木质剩余物提取糠醛制备糠醛丙酮低聚物树脂属剩余物的精深利用。
参考词条
补充资料：3-甲基糠醛
分子式：
CAS号：
性质：又称3-甲基糠醛。液体。沸点60～61℃(1.599kPa)，由3-甲基呋喃与氯化氢或氢氰酸反应制取。用作有机合成及香精原料。其衍生物：(1)肟，熔点73～76℃，沸点106℃(1.599kPa)。(2)缩氨脲，由乙醇重结晶的晶体熔点为216～218℃(分解)。
CAS号：
性质：又称3-甲基糠醛。液体。沸点60～61℃(1.599kPa)，由3-甲基呋喃与氯化氢或氢氰酸反应制取。用作有机合成及香精原料。其衍生物：(1)肟，熔点73～76℃，沸点106℃(1.599kPa)。(2)缩氨脲，由乙醇重结晶的晶体熔点为216～218℃(分解)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。