5,5-Dimethylhydantoin CAS 77-71-4

CAS:77-71-4

Tsarin kwayoyin halitta:Saukewa: C5H8N2O2

Nauyin Kwayoyin Halitta:128.13

EINECS:201-051-3

Ma’ana:A-UREIDOISOBUTYRIC Acid LACTAM; DMH; DAMETHYLHYDANTOIN; 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

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Menene 5,5-Dimethylhydantoin CAS 77-71-4?

5,5-Dimethylhydantoin wani farin prismatic crystal ko crystalline foda. Matsayin narkewa 175 ℃. Mai narkewa a cikin ruwa, hexanol, ethyl acetate, da dimethyl ether, dan kadan mai narkewa a cikin isopropanol, acetone, da methyl ethyl ketone, maras narkewa a cikin hydrocarbons mai kitse da trichlorethylene. Marasa wari, mai iya jurewa, da acidic.

Ƙayyadaddun bayanai

Abu	Ƙayyadaddun bayanai
Wurin tafasa	237.54°C
Yawan yawa	1.2864 (ƙananan ƙididdiga)
Wurin narkewa	174-177 ° C (lit.)
batu na walƙiya	193°C
resistivity	1.4730 (ƙididdiga)
pKa	pKa 8.1 (Ba a sani ba)

Aikace-aikace

An yi amfani dashi azaman sabon nau'in haɓakar harshen wuta na muhalli, galibi ana amfani dashi don maye gurbin decabromodiphenyl ether flame retardant, ana iya amfani dashi a cikin HIPS, resin ABS da PVC, PP da sauran robobi.