m-Dichlorobenzene

CAS No.: 541-73-1

Catalogue ID: GTC-420

m-Dichlorobenzene, CAS 541-73-1. Source-derived identification, physical data and applications are provided for catalogue reference; request the current specification, COA and SDS for the required grade.

Catalogue aliases / related identifiers

1,3-Dichlorobenzene; meta-Dichlorobenzene; 1,3-Dichlorobenzol; m-Phenylene dichloride; Benzene, 1,3-dichloro-; 1,3-DCB; MDCB; NSC 8754

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Supplied catalogue source: GTC-420 · Page 28

Reference data — confirm before ordering or use

The information below is a structured migration from the supplied catalogue snapshot. It is not a current product specification, COA or SDS. Confirm the actual supplier, grade, batch documents, classification, packing and destination requirements for your enquiry.

m-Dichlorobenzene is a stable chlorinated aromatic hydrocarbon widely used as both a solvent and a key chemical intermediate. Its specific substitution pattern makes it particularly suitable for targeted synthesis in dye, agrochemical, and fine chemical production.

Basic Information

CAS No.	541-73-1
EC No.	208-792-1
Linear Formula	C₆H₄Cl₂
Molecular Weight	147.00
Appearance	Clear colorless to light yellow liquid
Melting Point	-25 to -22 °C (lit.)
Boiling point	172-173 °C (lit.)
Density	1.288 g/mL at 25 °C (lit.)
RIDADR	UN 3082 Class 9, PG III
Chemical Structure

Key Applications

Dye and Pigment Intermediate: Primary building block in the manufacture of azo dyes and other colorants for textiles and printing inks.
Agrochemical Synthesis: Essential precursor for the production of herbicides, insecticides, and crop protection agents.
Industrial Solvent: High-boiling solvent employed in organic reactions, resin formulations, and specialty coatings.
Pharmaceutical Intermediate: Used in the synthesis of selected active pharmaceutical ingredients and fine chemicals.
Specialty Chemical Production: Applied in the preparation of flame retardants, fragrances, and functional organic compounds.

Reliable Product Quality: Strict QA protocols deliver consistent high-purity material backed by detailed Certificate of Analysis for every batch.
Stable International Supply: Efficient logistics network supports dependable bulk shipments to customers worldwide.
Full Compliance Documentation: Complete SDS, COA, and Class 9 transport papers provided for seamless global procurement.
Technical Application Support: Experienced specialists ready to assist with specifications, handling advice, and custom packaging needs.

Hazards Classification

GHS Classification: Acute Toxicity, Oral Category 4 (GHS07), Hazardous to the Aquatic Environment - Chronic Category 2 (GHS09).

Hazard Statements: H302 (Harmful if swallowed), H411 (Toxic to aquatic life with long lasting effects).

UN Number: UN 3082

Hazard Class: 9 (Miscellaneous dangerous substances)

Packing Group: III

Safety and Storage

m-Dichlorobenzene is harmful if swallowed and toxic to aquatic life with long-lasting effects. Use in well-ventilated areas with appropriate personal protective equipment and avoid release to the environment. Store in tightly closed containers in a cool, dry, well-ventilated place, separated from strong oxidizers and reactive metals.

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01Current specification
02Batch or sample COA
03Product- and supplier-specific SDS
04Packing and shipping review

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m-Dichlorobenzene