1,5-Dichloropentane

1,5-Dichloropentane is a bifunctional alkyl halide widely utilized as a chemical intermediate in organic synthesis. It serves as an effective alkylating agent for the introduction of pentamethylene linkages in complex molecular structures through nucleophilic substitution.

Basic Information

CAS No.	628-76-2
EC No.	211-053-6
Linear Formula	Cl(CH2)5Cl
Molecular Weight	141.04
Appearance	Colorless liquid
Melting Point	-72 °C (lit.)
Boiling point	180 °C (lit.)
Density	1.106 g/mL at 25 °C (lit.)
RIDADR	UN 1993 Class 3 / PG III
Chemical Structure

Key Applications

• Chemical intermediate: 1,5-Dichloropentane functions as a reactive bifunctional alkylating agent in organic synthesis for chain extension and cyclization reactions.

• Organic synthesis intermediate: It is employed in the preparation of pharmaceutical and agrochemical intermediates requiring specific pentamethylene spacing.

• Functional molecule construction: The compound enables assembly of specialty molecules and linkers in fine chemical production.

• Laboratory research: 1,5-Dichloropentane supports synthetic methodology studies and reaction development in research settings.

• Process development: It aids route optimization and pilot-scale synthesis of advanced organic intermediates.

• Safety documentation support: Complete SDS, COA, and regulatory compliance documentation are available to ensure safe handling and international transport compliance.

• Technical and packaging service: Professional technical support and assistance with packaging selection are offered for customized chemical sourcing requirements.

Hazards Classification

GHS Classification: Flammable liquids Category 3; Acute toxicity, oral Category 3; Skin irritation Category 2; Serious eye damage/eye irritation Category 2

Hazard Statements: H226 - Flammable liquid and vapor. H301 - Toxic if swallowed. H315 - Causes skin irritation. H319 - Causes serious eye irritation.

UN Number: UN 1993

Hazard Class: 3

Packing Group: III