dixanthogen

例句：

1. 1.This compound is a key intermediate in the synthesis of dithiolenes.
   这种化合物是合成二硫代杂环丁烷的关键中间体。
2. 2. The dithiolene dye has excellent colorfastness and stability.
   这种二硫代杂环丁烷染料具有极好的耐光性和稳定性。
3. 3.Dithiolenes have been widely used as flame retardants in polymers.
   二硫代杂环丁烷在聚合物中作为阻燃剂得到了广泛应用。