Description

4-Methylsulfonyl-2,3,4',6-Tetrachlorobiphenyl is a specialized polychlorinated biphenyl (PCB) derivative, distinguished by the presence of a methylsulfonyl functional group. This compound is of significant interest in industrial and research settings as a high-purity reference standard and a key synthetic intermediate. It is primarily utilized by analytical laboratories, environmental testing facilities, and chemical manufacturers engaged in the development of advanced materials or the study of persistent organic pollutants. The compound is supplied to meet the stringent requirements of professional users who demand precise chemical identity and reliable purity.

Application

• Analytical Reference Standard: Certified material for the calibration and validation of analytical methods (GC, GC-MS, HPLC) in environmental and food safety testing.
• Environmental Research: Critical standard for the quantification and study of PCB metabolites and transformation products in soil, water, and biota.
• Chemical Synthesis: Serves as a sophisticated building block or precursor in organic synthesis for pharmaceuticals and advanced material science.
• Toxicological Studies: Used in laboratory research to investigate the biochemical pathways, metabolism, and toxic effects of sulfonated PCB derivatives.
• Method Development: Essential for developing and optimizing new chromatographic and spectroscopic analytical techniques in industrial QC labs.
• Regulatory Compliance Testing: Supports testing protocols to ensure compliance with international regulations concerning persistent organic pollutants (POPs).

Basic Information

Product Name	4-Methylsulfonyl-2,3,4',6-Tetrachlorobiphenyl
CAS No.	108736-08-9
Molecular Formula	C13H8Cl4O2S
Molecular Weight	378.08 g/mol
Synonyms	2,3,4',6-Tetrachloro-4-(methylsulfonyl)biphenyl; PCB Sulfone Metabolite; 4-(Methylsulfonyl)-2,3,4',6-tetrachlorobiphenyl; 2,3,4',6-Tetrachlorobiphenyl-4-yl methyl sulfone; 4-Methylsulphonyl-2,3,4',6-tetrachlorobiphenyl
EINECS	Contact for details

Quality Control

Every batch of 4-Methylsulfonyl-2,3,4',6-Tetrachlorobiphenyl is manufactured and analyzed under a strict quality management system. Identity and purity are confirmed through a battery of analytical techniques including HPLC, GC-MS, and NMR spectroscopy. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing batch-specific results. Our quality commitment ensures the material is suitable for its intended use as a high-grade reference standard or research chemical.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep the container tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%

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