Using sodium hydrosulphide or sodium thiosulfate as materials,the production cost of TGA is low.While,a high content of TGA can be obtained with thiourea as reactant.
本文对基乙酸的合成工艺进行了比较研究,认为硫氢化钠法和硫代硫酸钠法
成本低,
宜于选
基乙酸的
,而硫脲法可得到较高浓度的
基乙酸。
Using sodium hydrosulphide or sodium thiosulfate as materials,the production cost of TGA is low.While,a high content of TGA can be obtained with thiourea as reactant.
本文对基乙酸的合成工艺进行了比较研究,认为硫氢化钠法和硫代硫酸钠法
成本低,
宜于选
基乙酸的
,而硫脲法可得到较高浓度的
基乙酸。
This thesis mainly introduced that ureas and semicarbazides were synthesized by oxidation of corresponding thioureas and thiosemicarbazides using 30% peroxide as oxidant.
本文主要介绍了以30%浓度的双氧水作为氧化剂氧化硫脲、氨基硫脲来制备相应的脲和氨基脲类化合物。
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