五硫化二磷

以五硫化二磷为原材料，在催化剂吡啶存在下，与无水乙醇反应合成乙基硫化物，再与氯气反应，得到O，O-二乙基硫代磷酰氯粗品。

The phosphorus pentasulfide reacted with absolute alcohol in the existing of pyridine , then the chlorine was added .

不合格五硫化二磷综合利用的新方法

New method of comprehensive utilization of unqualified phosphorus pentasulfide

用二甲苯作溶剂来代替1,2,4-三氯苯使五硫化二磷和硫酚反应，制得的Japanese试剂产率由58%提高到72%

Phosphorus pentasulfide reacted with thiophenol in xylene instead of 1,2,4 trichlorobenzene to give Japanese reagent , the yield increased from 58 % to 72 % .

目的探讨五硫化二磷对作业工人眼部的影响。

Objective To study the damages of Phosphorus pentasulfide on eyes for the exposed workers .

工业磷矿石主要化学组分含量近似数学模型中华人民共和国国家标准工业五硫化二磷

A proximate mathematical model of the content of main chemical constituents in an industrial phosphorus ore