Diacetonefructose Cas:20880-92-6

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Diacetonefructose

Synonyms:
DiacetonefruCLose
2,3:4,5-di-O-isopropylidenefructose
Topiramate Related Compound A
D-Fructopyranose diacetonide
DIACETONE-SS-D-FRUCTOSE
DIACETONE FRUCTOSE
Methylethylidene fruetopyranose
2,3-DIFLUORO-6-METHOXYPHENYLACETIC ACID
Diacetone frucose
Diacetone-B-D-fructose
 
Molecular Formula:  C12H20O6
Molecular weight:260.28400
 

Appearance and properties: white needle-like crystals
Density: 1.181 g/cm3
Boiling point: 332.6ºC at 760 mmHg
Melting point: 94-95°C
Flash point: 154.9ºC
Refractive index: 1.522
 
Storage conditions: -20ºC

Items of Analysis Standard of Analysis Test Results
Appearance White to off-white powder White powder
IR IR spectrum match with reference standard Conforms
Water (KF) ≤0.5% 0.3%
Residue on Ignition ≤0.5% 0.4%
Optical rotation -34.8°~-30.5° -32.6°
Loss on drying ≤1.0% 0.4%
Heavy metals ≤20ppm Conforms
Melting Point 94.0-97.5℃ 94.4-94.7℃
Assay(HPLC) 98.0%~102.0% 99.0%
Conclusion Conforms to Factory Standard
 




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