Praziquantel CAS 55268-74-1
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Description
Praziquantel
Praziquantel quick Details
Chemical Name: Praziquantel
CAS No: 55268-74-1
Molecular Formula:C19H24N2O2
Molecular Weight:312.41
Appearance: White or practically white, crystalline powder
Assay: 98.5%〜101.0% (dried basis)
Praziquantel typical Properties
Item | Specifications |
Appearance | White or practically white, crystalline powder |
Solubility | Freely soluble in alcohol and in chloroform; very slightly soluble in water. |
Identification | IR: the infrared spectrum of a potassium bromide dispersion is consistent with a reference standard |
HPLC. The retention time of the major peak of the sample solution corresponds to that of the standard solution, as obtained in the assay | |
Heavy metals | Not more than 0.002% |
Phosphate | Not more than 0.05% |
Loss on drying | Not more than 0.5% |
Residue on ignition | Not more than 0.1% |
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% |
Assay | 98.5%〜101.0% (dried basis) |
Residual Solvents
|
Limit of Dichloromethane: NMT 600ppm
Limit of ethyl acetate: NMT 5000 ppm Limit of ethanol: NMT 5000 ppm |
Praziquantel Usage
Broad-spectrum antiparasitic drugs. For the treatment and prevention of schistosomiasis, cysticercosis, paragonimiasis, echinococcosis, ginger worm disease, echinococcosis, worm infections, etc.
Praziquantel Packaging
Packing: 1kg/Foil bag