氰酸

The seeds contain hydrocyanic acid and a trace of a toxalbumin.

种子包含和微量的毒白蛋白。

The article presents Synthesizing Allyl isorhodanate by using microwave energy withmethylic alcohol as solvent.

介绍以甲醇为溶剂,利用微波能来合成硫烯丙酯的新方法。

Abstract A lightfast aq. polyurethane emulsion for leather finishing was prepared mainly from aliphatic isocyanate.

选择脂肪族酯为主要原料，制备了一种耐光型水性聚氨酯皮革涂饰剂。

Novel controlled releasing polythiourea microcapsules were prepared from terephthaloyl diisothiocyanate and o-phenylenediamine by interfacial polycondensation.

以对甲酰硫酯和邻胺为原料通过界面缩聚法合成了聚硫脲缓释微胶囊。

This paper reviews the research and development of phosgene Derivates,including diphenyl ketone,chlorocarbonate,isocya-nate,acyl chloride and carbonates.

本文综述了光气下游精细化学品的开发及生产进展,包甲酮类、氯代甲酯类、酯类、酰氯类、碳酯类化合物。

The ore sample was dissolved in nitric acid.After enrichment and separation with Xanthic ester cotton,the silver was determined by thiocyanometry.

该方法采用硝溶解样品,黄原酯棉富集分离,以硫盐滴定法进行测定。

Pharmaceutical Intermediates species: Sodium Cyanate, Potassium Cyanate, Subsalt of Heat Treatment, the Main Ring of Promethazine Hydrochloride, Promethazine Hydrochloride Side Chain.

钠、钾、热处理基盐、盐丙嗪主环、盐丙嗪侧链。

Two series of thermotropic liquid crystalline polyureas were synthesized by the copolymerization of benzidine (or o-tolidine),1,6-hexane diamine and 2,4-toluene diisocyanate.

为合成新型热致液晶聚脲，以含液晶基元的联胺（或联邻甲胺）、1，6-己胺、2，4-甲酯为原料进行合成。

Toluene diisocyanate (TDI) is one of the most useful kinds of isocyanateth that is produced by the method of phosgenation of amine.

甲酯(TDI)是酯化合物中应用最广泛的品种之一,其工业生产主要采用胺光化法。

Our products include cuprous thiocyanate, zinc pyrithione (ZPT), sodium pyrithione (SPT), copper pyrithione (CPT) which can be applied in coating industry.

产品系列包硫亚铜、吡啶硫酮锌（ZPT）、吡啶硫酮钠（SPT）、吡啶硫酮铜（CPT）适用于涂料行业。

It can also be prepared by reaction of bromochloromethane with sodium thiocyanate to obtain chloromethyl thiocyanate, and then it reacts with 2-mercapto-benzothiazole.

另一种2-巯基并噻唑法是先将溴氯甲烷与硫化钠反应生成硫氯甲酯，然后硫氯甲酯与2-巯基并噻唑反应得到噻。

The effects of isocyano-content, the amount of catalyst and the proportion of resin to curing agent on the product properties were discussed.

讨论了根含量、催化剂用量,以及树脂和固化剂配比对产品性能的影响。

This article described how to determine the content of chloride in the industry potassium hydroxide with the mercuric thiocyanide spectrophotometric method .

建立了用硫汞分光光度法测定工业氧化钾中氯化物含量的方法。该方法简便、快捷,样品和试剂用量小,干扰因素少,测定范围大。

A synthetic method of benazolin ethyl was present with ochloroaniline, ammounium rhodanide, sulfuryl chloride, sodium nitrite and ethyl chloroacetate as the raw materials.

报道了以邻氯胺、硫铵、硫酰氯、亚硝钠和氯乙乙酯为主要原料合成草除灵乙酯的方法。

The article is about how to use phosgene and p-nitrophenylamine to react in acetic ether's liquefier to produce p-nitro-phenyl isocyanate, Its best technological condition have been discussed.

介绍用光气和对硝基胺在乙乙酯溶剂中反应来制备对硝基酯的方法，并讨论了其最佳工艺条件。

Based on the catalytic effect of thiocyanate on the oxidation of alizarine red by potassium bromate,a new catalytic spectrophotometric method for the determination of trace thiocyanate was developed.

在磷介质中，硫根对溴钾氧化茜素红的褪色反应具有较强的催化作用，据此建立了催化光度法测定痕量硫根的新方法。

It has been produced in our country, all by oxalyl chloride technological process.For using oxalyl chloride, so it has high price and low occupy in the market.

本文用光气法路线进行试验，用廉价的光气代替草酰氯制备酯，为了降低成本提高收率，我们对杀铃脲的光气法生产路线进行了研究、开发和优化。