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1)  alkyl benzaldehyde
烃基苯甲醛
2)  tolualdehyde [,tɔlju'ældihaid]
甲基苯甲醛
1.
These three methods were used to determine the mixed system of o, m, p- xylene and tolualdehyde.
本论文分别利用化学计量学中的偏最小二乘法、BP和RBF人工神经网络法,与分离效率高、选择性好的高效液相色谱法相结合,分别对二甲苯和甲基苯甲醛的邻、间、对三种同分异构体混合体系进行了测定,其研究内容如下:1。
3)  hydroxybenzaldehyde
羟基苯甲醛
1.
The nucleophilic substitution reaction of chloromethylated polystyrene was performed using the sodium salt of p-hydroxybenzaldehyde as the nucleophilic substitution agent via phase-transfer catalysis,and polystyrene with aldehyde groups on its side chains was prepared.
以对羟基苯甲醛的钠盐为亲核取代试剂,采用相转移催化进行了大分子氯甲基聚苯乙烯的亲核取代反应,将其转变为侧链带有功能性基团醛基的聚苯乙烯;考察了反应条件(如有机溶剂的极性、催化剂种类及用量、有机相与水相之比等)对大分子相转移催化反应的影响,并根据相转移催化反应机理与相关的动力学规律进行了分析。
2.
Although good selectivity for p-hydroxybenzaldehyde has been achieved, the use of methanol as the solvent brings an explosion risk in operation and a large amount of NaOH in the solvent has to be neutralized, which are the main disadvantages.
在乙酸存在和空气气氛下,以磷酸铁为催化剂进行了对甲酚气相选择氧化生成对羟基苯甲醛和对羟基苯甲醇的反应。
3.
This paper summarizes the recent development in synthesis of hydroxybenzaldehyde,and points out that hydroxybenzaldehyde by catalytic oxidation,chlorination-hydrolysis and indirect electrooxidation from cresol are three promising approaches.
羟基苯甲醛是一类十分重要的精细化学品。
4)  aminobenzaldehyde
氨基苯甲醛
1.
Synthesis of 4-(N-methyl,N-substituted)aminobenzaldehyde by Improvement Vilsmeier Reaction;
改进Vilsmerier法合成4-(N-甲基,N-取代)氨基苯甲醛
2.
New Technology to Synthesize 4-(N-Methyl,N-substituted) aminobenzaldehyde
4-(N-甲基-N-取代)氨基苯甲醛合成新工艺
5)  alkylbenzaldehyde
烷基苯甲醛
1.
, molecular sieve and solid acid of SO~(2-)_4/ZrO_2, ionic liquids, and rare earth perfluoro alkyl sulfosalts to formylate alkylbenzene by carbon monoxide to synthesize alkylbenzaldehyde was introduced.
介绍HCl-AlCl3、HF-BF3和CF3SO3H-SbF5等B-L复合酸,分子筛和固体酸,离子液体以及稀土全氟烷基磺酸盐作催化剂在烷基苯用CO甲酰化合成相应烷基苯甲醛工艺中的应用进展。
6)  nitrobenzaldehyde
硝基苯甲醛
1.
o-Aminobenzaldehyde in high yield of 86% can be obtained from o-nitrobenzaldehyde with iron powder as the reducer,acetic acid and ethanol as the solvent.
用乙酸和乙醇做溶剂,铁粉做还原剂还原邻硝基苯甲醛得到了邻氨基苯甲醛,产率高达86%。
2.
The chromatographic behavior of the isomers of nitrobenzaldehyde tested by HPLC was studied.
考查了硝基苯甲醛的三种异构体在不同分析条件下的色谱行为,选择在硅胶柱上以异辛烷/异丙醇(100/0。
3.
This paper describes the separation and determination of Nitrobenzaldehyde by PEG—20M packed column CC.
本文拟用PEG—20M作为固定液分离和测定硝基苯甲醛的位置异构体,讨论了柱、溶剂和内标物的选择。
补充资料:烃-甲醛树脂
分子式:
CAS号:

性质:间二甲苯、甲苯类芳香烃与甲醛在硫酸类强酸催化下反应制得的树脂。也可用萘嵌戊烷、萘作原料。多用于酚醛改性,耐电弧性、电气性能比酚醛树脂好,用作电绝缘材料、合成橡胶的增黏剂。

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