缩醛

The heptanal butyl mercaptal was synthesized with heptanal, sodium thiosuifate and 1bromobutane as raw materials.

以正庚、硫代硫酸钠和溴代正丁烷为原料,合成了正庚正丁硫醇缩。

This paper discussed three methods of producting vinyl etherspreparation from acetylene,dehydrohalogenation and acetals.

论述了乙烯基醚类化合物的三种备方法乙炔法、脱卤化氢法和缩热分解法。

Dimethoxymethane possesses higher quantity of oxygen, higher ratio of hydrogen to carbon and lower flash point.

甲缩含氧量大、氢碳比高、闪点低，加柴油中能够提高其十六烷值。

A series of toxic products were produced after photocatalysis on ethanol, such as acetaldehyde, ethyl formate, ethyl acetate, diethoxymethane, 1,1-diethoxyethane.

如乙醇的反应产物包括乙，乙酸乙酯，乙酸甲酯，缩系列有害物质。

A novel family of ester acetal molecular glass materials has been created by the reaction between monocarboxylic acid and divinyl ethers.

通过元羧酸和二乙烯基醚的反应,我们得到了种新颖的酯缩结构分子玻璃。

Bromobutyraldehyde ethylene acetal was synthesized from crotonaldehyde by addition with hydrogen bromide and then acetalation with ethylene glycol with an overall yield of 80.

巴豆先与溴化氢加成,再与乙二醇缩化得到3-溴代丁缩乙二醇,收率80.8%。

The effects of reactant ratio, reaction time, catalyst amount,the species and amount of deaquation reagent on the yield of benzaldehyde 1,3-butanediol acetal were investigated.

对苯甲与1,3-丁二醇在钒磷氧催化剂作用下的缩化反应进行了研究,考察了醇比、反应时间、催化剂用量、带水剂种类和体积因素对苯甲1,3-丁二醇缩收率的影响。