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Thiabendazole

CAS Number
148-79-8
EC Number
205-725-8
Chemical Formula
C10H7N3S
Molecular Weight
201.25 g/mol

Description

Thiabendazole (CAS 148-79-8 ), commonly abbreviated as TBZ and approved as food additive E233 , is a broad-spectrum antifungal agent used across food preservation, pharmaceutical manufacturing, and agricultural crop protection. It controls mold, rot, and fungal pathogens at low effective concentrations, making it a practical active ingredient for both surface treatments and formulated products in various industrial sectors. In post-harvest food handling, TBZ is applied as a surface treatment on citrus fruits, bananas, and potatoes to suppress mold and extend shelf life during storage and transit across global supply chains. Pharmaceutical manufacturers use it as an active ingredient in anthelmintic formulations targeting parasitic worm infections in human and veterinary medicine, adhering to strict USP quality standards. In agriculture, it functions as a systemic fungicide incorporated into seed treatments and turf management programs to protect against soil-borne and foliar fungal diseases throughout the growing season. TBZ also serves as a catalyst precursor in certain polymerization and polymer stabilization processes, particularly in PVC production, where it enhances the durability and chemical resistance of the final material. Thiabendazole is supplied as a white to off-white crystalline powder. It is available in food-grade, pharmaceutical, and technical grades to meet the distinct purity requirements of food and chemical processing. Bulk supply is standard, with packaging options ranging from kilogram-scale to multi-tonne quantities depending on the specific grade and the logistical requirements of the purchasing organization. Contact us for supply of Thiabendazole Request Quote

Other Names (Synonyms)

4-(2-Benzimidazolyl)thiazole | 2-(thiazol-4-yl)benzimidazole | 2-(4-thiazolyl)-1H-benzimidazole | 2-(1,3-thiazol-4-yl)benzimidazole | 2-(1,3-THIAZOL-4-yl)-1H-benzimidazole | E233 | TBDZ | MK-360 | TBZ

Key Technical Features

  • High Purity Grade standard
  • Consistent Batch Quality
  • Full Regulatory & REACH Support
  • Global Logistics Network enabled

Physical Properties

Melting Point304-305 °C
Boiling Point446.0±37.0 °C(Predicted)
Density1.2271 (rough estimate)
AppearanceLight yellow powder
Colorlight yellow
Formpowder
Water Solubility0.005 g/100 mL
Vapor PressureNegligible at room temperature
Refractive Index1.5500 (estimate)
Log P2.470

Safety & Handling

Warning
GHS09· EnvironmentGHS08· Health Hazard

Hazard Statements

H360May damage fertility or the unborn child
H370Causes damage to organs
H373May causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects

Precautionary Statements

P203Obtain, consult and follow expert instructions for use.
P260Do not breathe dust/fume/gas/mist/vapours/spray.
P264Wash … thoroughly after handling.
P270Do not eat, drink or smoke when using this product.
P273Avoid release to the environment.
P280Wear protective gloves/protective clothing/eye protection/face protection.
P318IF exposed or concerned, get medical advice.
P319Get medical advice/attention if you feel unwell.
P321Specific treatment (see … on this label).
P391Collect spillage.
P405Store locked up.
P501Dispose of contents/container in accordance with local regulations.
P316Get emergency medical help immediately.

Trade & Regulatory

HS Code29341000
UN Number3077
ADR Class9
Packing GroupIII
WGK (Germany)2