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Praziquantel API Intermediates Cas 55268-74-1
Category: API
CAS NO: 55268-74-1
EC NO: 259-559-6
Molecular Formula: C19H24N2O2
Molecular Weight: 312.41
Specification: CP/USP/In-house
InChI: InChI=1/C19H24N2O2/c22-18-13-20(19(23)15-7-2-1-3-8-15)12-17-16-9-5-4-6-14(16)10-11-21(17)18/h4-6,9,15,17H,1-3,7-8,10-13H2
Character: White or practically white crystalline powder
Assay: 98.5%~101.0% （dried basis widelychem）
Solubility: Very slight soluble in water，freely soluble in alcohol and in chloroform
Identification IR： Corresponding to Praziquantel CRS
Melting Range: 13O℃~14O℃
Phosphate: Not more than 0.005%
Heavy metals: Not more than 0.002%
Loss on drying: Not more than 0.5%
Residue on ignition: Not more than 0.1%
Related Substances:
Relate compound A：not more than 0.2%
Relate compound B：not more than 0.2%
Relate compound C：not more than 0.2%
Residual Solvents Limit of chloroform：NMT 60ppm
Limit of acetone: NMT 500ppm
Package: 25kg/Cardboard drum
Uses:
Praziquantel anthelmintic . Praziquantel against Schistosoma , tapeworms, cysticercosis , Clonorchis sinensis , Paragonimus , ginger insects are valid.
Synonyms: Drontal; Drontal Plus; Vercom; Praziquantelum; Pyquiton;
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-; BRN 0761557;Biltricide; CCRIS 4114; Cutter Tape Tabs; Droncit; Embay 8440;
UNII-6490C9U457; Praziquentel;
4h-pyrazino(2,1-a)isoquinolin-4-one,2-(cyclohexylcarbonyl)-1,2,3,6,7,11b-hexah; 2-Cyclohexyl-carbonyl-1,3,4,6,7,11b-hexahydro-2H-pyrazine(2,1-a)isoquinoline-4-one;
Molecular Structure:
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