Fenbendazole CAS No. 43210-67-9, is an Organic compound associated with the family of Benzimidazole. It has Mol Formula C15H13N3O2S, Mol. wt 299.349 gms/mol. It contains Benzene rings attached to an Imidazole rin, (a five member ring containing carbon, hydrogen and nitrogen).
Fenbendazole is a drug substance classified under the category ‘Anthelmintic Agent’ (for veterinary use). It is used in the treatment & control of fluke infections of the digestive system caused by roundworms, tapeworms, hookworms, lungworms which are generally found in Cats, Sheeps, Goats, Pet birds, Pigeons. Hence this drug is an effective de-wormer in animals.
Specifications – Fenbendazole
Product | Fenbendazole |
CAS No. | [43210-67-9] |
Molecular formula | C15H13N3O2S |
Molecular weight | 299.349 gms/mol |
Description | White or almost white powder. |
Identification by IR | The IR spectrum of test sample should be concordant with IR spectrum of similar preparation of Fenbendazole of working standard. |
Related substances by HPLC | i) Fenbendazole impurity A | Not more than 0.5 %. | ii) Fenbendazole impurity B | Not more than 0.5 %. | iii) Any other impurity | Not more than 0.5 %. | iv) Total impurities | Not more than 1.0 %. |
|
Heavy metals | Not more than 20 ppm. |
Loss on drying | Not more than 1.0 % |
Sulfated ash | Not more than 0.3 %. |
Assay | Not less than 98.0 % and not more than 101.0 %. |