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- Brand：Knowlux
- Model：Bottle/Aluminum foil bag/Drum/Customized to your needs
- Purity：99%
- Cas：43210-67-9
- Createtime： 2026-11-06
- Updatetime： 2026-11-03
| useage | medical intermediate，Pharmaceutical Intermediates |
| deliveryInfo | |
| appearance | White to off-white crystalline powder, slightly hygroscopic |
| aliasen | |
| supplyCapacity | 10MT/Month |
| harbor | Hong Kong, Shanghai, Shenzhen |
| minorder | 1KG |
| Molecular Formula: | C15H13N3O2S |
| Sample Available | Yes |
Fenbendazole | CAS 43210-67-9 | Veterinary Anthelmintic (Research Use Only) | Knowlux
Product Description
Fenbendazole, CAS 43210-67-9, is a synthetic benzimidazole anthelmintic supplied by Knowlux for veterinary and laboratory research use. It is also known as Panacur or Safe-Guard. The molecular formula is C15H13N3O2S and the molecular weight is 299.35 g/mol. Each lot is released with a lot-specific COA, MSDS and full analytical traceability.
Product Parameters
| Item | Specification |
|---|---|
| Product Name | Fenbendazole |
| Synonyms | Panacur; Safe-Guard; Methyl 5-(phenylthio)-2-benzimidazolecarbamate |
| CAS No. | 43210-67-9 |
| Molecular Formula | C15H13N3O2S |
| Molecular Weight | 299.35 g/mol |
| Chemical Name | Methyl N-[6-(phenylsulfanyl)-1H-benzimidazol-2-yl]carbamate |
| Appearance | White to light yellow powder |
| Melting Point | 233 C |
| Solubility | Insoluble in water |
| Purity | >=98.0% (HPLC); >=99.0% available on request |
| Identity | Confirmed by HPLC and LC-MS |
| Grade | Veterinary research grade |
| Storage | 2-8 C, protected from light and moisture |
| HS Code | 2933.99.00 |
| Packaging | 1 g / 5 g / 10 g / 50 g / 100 g / 1 kg foil bag or vial; bulk on request |
| MOQ | 10 g (research grade); 100 g (bulk) |
| Supply Ability | Gram to kilogram scale |
| Application | Veterinary and laboratory research use only |
| Origin | China |
Product Details
1. Overview
Fenbendazole is a benzimidazole anthelmintic widely used in veterinary medicine for the treatment and control of gastrointestinal parasites in livestock and companion animals. It is approved by the FDA for use in cattle, goats, dogs, and certain wildlife species, but is not approved for human use. Knowlux supplies fenbendazole as a research-grade material for veterinary and laboratory use; this supply is not intended for human administration and does not constitute a therapeutic product for human use.
2. Research Context (Not a Human Therapeutic Claim)
Published literature describes fenbendazole as a benzimidazole compound studied in in vitro and in vivo research models, with proposed mechanisms involving tubulin binding and inhibition of energy metabolism in parasites. These descriptions are derived from published research and are provided for scientific reference only. Knowlux makes no claims regarding the efficacy, safety, or suitability of this product for any human application. Promotion of fenbendazole for human antiparasitic use, anti-cancer use, or any human therapeutic indication is not supported by Knowlux and is inconsistent with research-use-only supply.
3. Quality Control
| Test Item | Method |
|---|---|
| Purity | HPLC |
| Identity | HPLC retention time / LC-MS |
| Appearance | Visual |
| Moisture | Karl Fischer |
| Related substances | HPLC |
| Residual solvents | GC (on request) |
| Heavy metals | ICP-MS (on request) |
Full COA, MSDS, and lot-specific chromatograms are issued with each shipment.
4. Applications
-
Reference standard for analytical method development
-
In vitro anthelmintic mechanism studies
-
Veterinary parasitology research models
-
LC-MS and biochemical assay calibrators
5. Packaging, Storage & Shipping
Powder: amber glass vial or high-barrier foil bag under nitrogen headspace, sealed with tamper-evident closure. Secondary packing: light-protected carton with desiccant. Ambient or cold-chain shipping with temperature logger where required. COA, MSDS, packing list and certificate of origin issued with each shipment.
6. Documentation Support
Per lot: COA, MSDS, certificate of origin, residual solvent statement, heavy metal statement. Specification summaries and audit support available on a project basis.
About Knowlux
Knowlux Biotechnology is a GMP-oriented manufacturer and supplier of peptides, APIs and fine-chemical research compounds, operating from Hubei, China. We serve research groups, CDMOs and distributors in more than 40 countries, and support contract synthesis, custom packaging and technical documentation requests.
Compliance Statement
This product is supplied for veterinary and laboratory research use only. It is not for human or animal administration for therapeutic purposes beyond approved veterinary indications, not for diagnostic use in humans, not for retail sale, and not for personal use. Fenbendazole is FDA-approved as a veterinary anthelmintic for specific animal species; that approval does not extend to human use or to this research-grade supply as sold by Knowlux. Research context statements are for scientific reference only and do not constitute medical advice, promotional claims, or dosing guidance.
