Description

2,3-Dichlorobiphenyl CAS NO 16605-91-7 is a specific chlorinated biphenyl congener, a member of the polychlorinated biphenyl (PCB) family. This high-purity chemical intermediate is valued for its defined structure and consistent reactivity in advanced synthetic chemistry. It is primarily utilized by research institutions and industrial R&D departments focused on developing specialty chemicals, advanced materials, and as a critical analytical reference standard for environmental testing.

Application

• Chemical Synthesis Intermediate: Serves as a key building block in the synthesis of more complex organic molecules, including advanced polymers and liquid crystals.
• Analytical Reference Standard: Used as a certified standard in gas chromatography (GC) and mass spectrometry (MS) for the accurate quantification and identification of PCB congeners in environmental samples.
• Material Science Research: Investigated for its properties in the development of novel electronic and optoelectronic materials.
• Environmental Fate and Toxicology Studies: Employed in laboratory studies to understand the behavior, degradation pathways, and biological effects of specific PCB congeners.
• Metabolite and Derivative Synthesis: Used in the preparation of hydroxylated or other metabolized derivatives of PCBs for biochemical research.

Basic Information

Item	Details
Product Name	2,3-Dichlorobiphenyl
CAS No.	16605-91-7
Molecular Formula	C12H8Cl2
Molecular Weight	223.10 g/mol
Synonyms	1,2'-Dichloro-1,1'-biphenyl; PCB 5; 2,3-DCB; 2,3-Dichloro-1,1'-biphenyl; Biphenyl, 2,3-dichloro-; 2,3-Dichlorodiphenyl; 2,3-Dichlorobiphenyl (IUPAC)
EINECS	240-666-9

Quality Control

Our 2,3-Dichlorobiphenyl is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analysis to ensure high chemical purity and identity confirmation. A detailed Certificate of Analysis (COA) is provided, typically including data from GC-FID/GC-MS, NMR, and other relevant analytical techniques to verify congener specificity and purity levels suitable for research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR / NMR)	Conforms to structure
Purity (GC)	≥ 98.0% (Area %)
Related Substances (GC)	Total other PCB congeners ≤ 2.0%
Melting Point	Contact for details

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