D-mannose /d-pyranomannose /d- (+) - mannose

English Name: D-mannose; D-(+)-Mannose； D-Mannopyranose； Seminose； Carubinose

Other names: d-pyranomannose

CAS No.: 3458-28-4

C6H12O6=180.16

Grade: ar

Content: ≥ 98.0%

Specific rotation: +14.0 ~ +14.5 º

Clarity test: acceptable

Burning residue: ≤ 0.05%

Chloride: ≤ 0.005%

Heavy metals: ≤ 0.001%

Physicochemical properties: white or quasi white crystalline powder, sweet and bitter, the commodity is a mixture of end group isomers, which has hygroscopicity and can reduce ferring's solution. Melting point: 125 ~ 131 ℃. It is easily soluble in water and pyridine, slightly soluble in methanol and ethanol, and 1g mannose is soluble in 0.4ml water. Relative density (D20) 1.54

Purpose: biochemical research. Chemical and biochemical research.

Save: RT