硫脲

Diphenyl thiourea is an important intermediate of medicine and dyestuff.

二苯硫脲是重要的医药和染料的中间体。

This paper made study on gold extraction by leaching copper anode mud with acidic thiourea solution.

本文研究了用酸性硫脲溶液从铜阳极泥中浸取金的方法。

Two new compounds , N � � - tetrazolyl - N - substitutedphenoxy acetyl thiourea were synthesized by addition reaction of substitutedphenoxy acetylisothiocyanates with 5 - amino - 1,2, 3,4 - tetrazole.

通过4-氯苯氧乙酸 、 2，4-二氯苯氧乙酸与硫氰酸钾反应合成取代苯氧异硫氰酸酯，再分别与 5- 氨基 -1，2， 3， 4- 四氮唑发生亲核加成反应，合成了2种未见报道的酰基硫脲衍生物。

A new process, urea - calcium cyanamide method, for producing thiourea from urea and hydrogen sulfide is proposed.

利用尿素和硫化氢等原料制备硫脲， 提出了尿素 - 氰氨化钙法新工艺。

The preferred orientation of settled nickel layer didn´t change with the concentration of thiourea.

另外，沉积层的择优取向不随硫脲浓度的变化而改变。