What is 5,5-Dimethylhydantoin CAS 77-71-4?
5,5-Dimethylhydantoin is a white prismatic crystal or crystalline powder. Melting point 175 ℃. Soluble in water, hexanol, ethyl acetate, and dimethyl ether, slightly soluble in isopropanol, acetone, and methyl ethyl ketone, insoluble in fatty hydrocarbons and trichloroethylene. Odorless, capable of sublimation, and acidic.
规格
项目 |
规格 |
沸点 |
237.54°C (rough estimate) |
密度 |
1.2864 (rough estimate) |
熔点 |
174-177 °C (lit.) |
闪点 |
193°C |
电阻率 |
1.4730 (estimate) |
pKa |
pKa 8.1 (Uncertain) |
应用
5,5-Dimethylhydantoin is a widely used organic synthesis intermediate, which is a heterocyclic compound with certain rigidity. It can be used to prepare a series of valuable derivatives through substitution reactions, such as dibromohydantoin, dichlorohydantoin, and other fine chemicals widely used in the production fields of pharmaceuticals, pesticides, plastics, and cosmetics.
包装
通常装在25公斤/桶,并且还可以做的定制软件包。