Description

5-Chloro-3-(4-Chlorophenyl)-4'-Chlorosalicylanilide is a halogenated salicylanilide derivative, a chemical class known for its potent antimicrobial and preservative properties. This compound is valued for its effectiveness in inhibiting microbial growth, making it a critical component in formulations requiring long-term stability. It is primarily sought by manufacturers in the polymer, coating, and specialty chemical industries for use as a biocide and preservative agent.

Application

• As a biocidal additive in polymer and plastic masterbatches to prevent microbial degradation.
• As a preservative in industrial adhesives, sealants, and coating formulations.
• As an active ingredient in the synthesis of specialized antimicrobial agents.
• In the protection of textiles and technical fabrics from mold and mildew.
• For research and development applications in medicinal and agricultural chemistry.
• As a stabilizer in oil-based industrial fluids and lubricants.

Basic Information

Product Name	5-Chloro-3-(4-Chlorophenyl)-4'-Chlorosalicylanilide
CAS No.	4019-40-3
Molecular Formula	C19H11Cl3NO2
Molecular Weight	406.66 g/mol
Synonyms	4',5-Dichloro-3-(4-chlorophenyl)salicylanilide; 3,4',5-Trichlorosalicylanilide; TCSA; 3,5,4'-Trichlorosalicylanilide; Irgasan BS 200'; N-(4-Chlorophenyl)-2-hydroxy-3,5-dichlorobenzamide; 2-Hydroxy-3,5-dichloro-N-(4-chlorophenyl)benzamide; NSC 403169
EINECS	223-672-8

Quality Control

Our 5-Chloro-3-(4-Chlorophenyl)-4'-Chlorosalicylanilide is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	187°C - 192°C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.