Alloxan monohydrate/1,3-Diazinane-2,4,5,6-tetrone hydrate/Pyrimidine-2,4,5,6(1H,3H)-tetrone hydrate

English Name: Alloxan Monohydrate; 1,3-Diazinane-2,4,5,6-tetrone hydrate； Pyrimidine-2,4,5,6(1H,3H)-tetrone hydrate； Mesoxalylurea monohydrate

Other names: allourea monohydrate; Diacylurea oxalate; Acetone Diacylurea; 1,3-diazo tetracarbonyl hexacyclic; 2-oxo malonyl urea; Diazo - (1,3) hexacyclotetraketone; 1,3-diazohexacyclotetraone

CAS No.: 2244-11-3

C4H2N2O4.H2O=160.08

Grade: br

Content: ≥ 98.0%

Melting point: ~ 260 ℃

Physicochemical properties  : white or yellow rhombic crystal or powder. When heated to above 230 ℃, it turns pink. Soluble in water, ethanol, acetone, methanol, glacial acetic acid, slightly soluble in chloroform, petroleum ether, toluene, ethyl acetate and acetic anhydride, insoluble in ether. The aqueous solution is colorless and acidic. When the aqueous solution touches the skin, it turns red and has an unpleasant smell. Melting point 256 ℃ (anhydrous matter, decomposition). Median lethal dose (mice, intravenous) 200mg/kg.

Purpose: biochemical research. Color developer of iron, cobalt, nickel and aluminum. Inspect cadmium, cobalt, hydrogen cyanide, iron, magnesium, manganese, mercury, nickel, silver and zinc. Biochemical research. Organic synthesis

Storage: 2 ~ 8 ℃, away from light