Product name:Praziquantel
Alias:Drontal; Drontal Plus; Vercom; 2-(Cyclohexylcarbonyl)-1,2,3,6,7,11b-hexahydro-4H-pyrazino(2,1-a)isoquinolin-4-one; 4H-Pyrazino(2,1-a)isoquinolin-4-one, 2-(cyclohexylcarbonyl)-1,2,3,6,7,11b-hexahydro-;
CAS No.:55268-74-1
EINECS NO.:259-559-6
Molecular Formula:C19H24N2O2
Molecular weight:312.41
Appearance:White or practically white,crystalline powder;odorless or having a faint characteristic odor
Assay:98.5%-101.0%(dried basis)
Melting Range:136℃-142℃
Loss on drying:Not more than 0.5%
Solubility:freely soluble in alcohol and in chloroform;very slightly soluble in water
Identification: 1.IR:Corresponding to Praziquantel CRS
                     2.B.The retention time of the major peak of the sample solution corresponds to that of the standard solution,as obtained in assay
Heavy metals:Not more than 0.002%
Phosphate:Not more than 0.05%
Residue on ignition:Not more than0.1%
Related substances:Related compound A:not more than 0.2% ; Related compound B:not more than 0.2% ; Related compound C:not more than 0.2%
Residual Solvents:Limit of chloroform:NMT 600ppm   Limit of acetone:NMT 5000ppm
Product Use:Have the function of the anti-inflammatory, analgesic, antipyretic, used to treat rheumatism
Packing:25kg/Drum