dichloropentate是什么意思

网络释义

用法例句

Study on clean production technology of highly purified phosphorus pentachloride;

高纯度五氯化磷清洁生产工艺研究

The determination of phosphorus pentachloride by mercurimetric titration;

汞量法测定五氯化磷含量

It was made from ammonium chloride and phosphorus pentachloride using pyridine as an acid-captor in a two-step process.

报道合成六氯环三磷腈的一种改进的方法,即以氯化铵和五氯化磷为原料,吡啶为缚酸剂两步合成目标产物,吡啶可以吸收反应生成的氯化氢气体,加快反应速度,大大缩短反应时间,并考察了反应物配比、缚酸剂用量、反应时间等对六氯环三磷腈合成反应的影响,最佳反应条件下,收率达89。

Diisopropyl phosphite was directly synthesized from phosphorus trichoride and isopropanol by using the solvent method.

以三氯化磷与异丙醇为原料,用溶剂法合成了标题化合物。

The oleoyl chloride was prepared by the reaction of phosphorus trichloride and oleic acid.

通过油酸和三氯化磷反应制备了油酰氯,再用油酰氯与谷氨酸单钠盐反应制备了目标产物油酰-L-谷氨酸。

Owing to phosphorous acid is produced from phosphorus trichloride in industry by hydrolysts, inspissation and crystallization, if we use phosphorus trichloride directly on synthesize N-(phosphonomethyl) iminodiacetic acid, not only can simplify operation, but also can red.

原工艺采用的是在酸性条件下高温时将甲醛滴加到亚磷酸与亚氨基二乙酸一钠盐混合溶液中进行反应,考虑到工业上亚磷酸的合成一般采用三氯化磷水解、提浓、结晶制得,直接将三氯化磷用于双甘膦的合成,不仅可以简化操作过程,而且对于降低生产成本和能耗有明显意义。

The hydroxyethylidene diphosphonic acid was prepared by phosphorus trichloride,acetic acid with water.

用三氯化磷、冰醋酸和水合成了羟基乙叉二膦酸(HEDP)。

They includes the process of phosphorous trichloride - ammonium chloride - chlorine gas, the process of phosphoric chloride - ammonium chloride, the process of phosphoric chloride - ammonia, et al.

介绍了高耗氯的六氯环三磷腈的合成工艺,在比较了三氯化磷-氯化铵-氯气、五氯化磷-氯化铵、五氯化磷-氨气等工艺的特点后,认为氨气法由于产品收率高具有较好的工业化前景。