These derivatives are readily obtained by alkylation of 2-mercaptopyridine and alkyl halides under alkaline conditions.

Alkyl bromides can be produced this way.

溴化烷可以这样形成.

Alkyl halides are reacted with sodium nitrite.

卤化烷与亚硝酸钠反应.

Formation of an alkyl ion occurs according to reactions.

按照反应式生成烷基离子.

Nitrous esters can react with alkyl peroxides to yield alkyl nitrates.

亚硝酸酯与过氧化烷基反应,得到烷基硝酸酯.

The nonpolar segments of surfactauts include straight-chain and branched alkyl groups.

非极性链段包括直链和支链的烷基.

The nonpolar segments of surfactants include straight-chain and branched alkyl groups.

非极性表面活性剂链段包括直链和支链的烷基.

The general answer to this problem is to avoid alkyl halides.

解决这一问题的一般办法是避免使用烷基卤.

The ROYCO 2000 Series Synthetic Refrigeration Compressor Lubricants are formulated from the highest quality alkylate base stocks.

ROYCO2000系列合成冷冻压缩机油是以高质量的烷基苯为基础油的商品.

The FCC unit produces large quantity of raw materials for alkylate producing.

催化裂化装置还生产大量可以用于生产优质汽油组分的气体原料.

Typical components in such a blend could be isooc'tane, alkylate and catalytic reformate.

这种混合物中的典型成份可能是异辛烷, 烷基化合物和催化重整产品.

An amine or amino resin is the alkylated reaction product of urea or melamine and formaldehyde.

含胺基或氨基树脂是尿素或三聚氰胺和甲醛烷基化反应产品.

The combination of alkylating drugs and radiation therapy increases the risk of fertility problems.

烷化剂和放疗联合使用可增加不孕不育的风险.

Cyclophosphamide an alkylating agent designed to improve the selectivity of cancer drugs approved by FDA.

1959年FDA批准烃化剂环磷酰胺为抗癌药使抗癌药物有了更多的选则.

The hydrocarbon diperchlorate products have utility as detonatable sensitizers for explosives and alkylating agents.

二过氯酸烃基酯产物可用作起爆药的敏化剂及作为烷化剂.

The compound with lower branched alkyls and Mo + 6 showed the highest load carrying ability.

含支链的小烷基钼化合物承载能力大;含六价钼的化合物比含五价和四价钼化合物的承载能力大.

Introduction to the Alkyne Triple Bond.

炔烃三键介绍.

Progress in a variety of catalytic systems-catalyzed dimerizations of terminal alkynes to synthesize enynes is summarized.

综述了不同催化体系催化末端炔烃二聚反应合成共轭烯炔化合物的研究进展.

A novel method for palladium-catalyzed cyclotrimerization of alkynes in supercritical carbon dioxide ( scCO 2 ) has been developed.

摘要研究了以超临界二氧化碳为 反应介质 溴化钯催化炔烃环三聚反应的新方法.

Addition Reactions to Alkynes, Hydrogenation , Halogenation and HX. Hydration of alkynes. Tautomerization.

炔烃的加成, 氢化,卤化和HX. 炔烃的水化作用,互变异构化.

I know nothing at all about the recent happenings there.

对那里近来发生的事我一点儿也不知道.