1,3-Difluorobenzene

Basic Information

CAS No.	372-18-9
EC No.	206-746-5
Linear Formula	C6H4F2
Molecular Weight	114.09 g/mol
Appearance	Colorless liquid
Melting Point	-59 °C (lit.)
Boiling point	81-82 °C (lit.)
Density	1.157 g/mL at 25 °C (lit.)
RIDADR	UN 1993 Class 3 Packing Group III
Chemical Structure

Key Applications

• Pharmaceutical intermediate: Incorporated in routes to fluorinated drug candidates.

• Reaction solvent: Used in nucleophilic substitutions and metal-catalyzed couplings.

• Agrochemical building block: Precursor for certain pesticides and fungicides.

• Fluorinated material synthesis: Employed in preparation of advanced polymers and liquid crystals.

• Reference compound: Utilized as calibration standard in analytical methods.

• High purity specifications and strict batch consistency: Controlled via in-house testing protocols.

• Stable export supply supported by established logistics channels: Ensures smooth delivery to international sites.

• Complete SDS, COA and dangerous goods documentation available: Meets all required shipping and safety standards.

• Professional technical communication and responsive service: Handles inquiries on specifications and applications promptly.

Hazards Classification

GHS Classification: Flammable liquids Category 3 (GHS02).

Hazard Statements: H226 Flammable liquid and vapour.

UN Number: 1993

Hazard Class: 3 (Flammable liquids)

Packing Group: III

Flammable liquid with flash point around 2 °C. Keep in grounded containers in a cool, ventilated storage area away from heat and open flames. Transfer using spark-proof tools and wear appropriate PPE.