CAS:77-71-4
Molecular Formula:C5H8N2O2
Molecular Weight:128.13
EINECS:201-051-3
Synonyms:A-UREIDOISOBUTYRIC ACID LACTAM; DMH; DIMETHYLHYDANTOIN; 5,5-DIMETHYL-2,4-DIOXOTETRAHYDROIMIDAZOLE; 5,5-DIMETHYL-2,4-IMIDAZOLIDINEDIONE; 5,5′-DIMETHYLHYDANTOIN; 5,5-DIMETHYLHYDANTOIN; 5,5-Dimethylimidazolidine-2,4-dione; 5,5-Dimethylhydrantoin
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.
| Предмет | Спецификация |
| Температура кипения | 237.54°C (rough estimate) |
| Плотность | 1.2864 (rough estimate) |
| Температура плавления | 174-177 °C (lit.) |
| температура вспышки | 193°C |
| удельное сопротивление | 1.4730 (estimate) |
| пКа | pKa 8.1 (Uncertain) |
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.
Обычно упаковывается в 25 кг / барабан, а также может быть выполнена индивидуальная упаковка.
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