Description

1,5-Dibromopentane is a versatile aliphatic dibromoalkane widely used as a key building block in organic synthesis. Its primary value lies in its ability to act as a bifunctional alkylating agent, facilitating the construction of five-membered rings and linear carbon chains. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries, where it serves as a crucial intermediate for synthesizing active ingredients, polymers, and complex organic molecules.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing pyrrolidine or other nitrogen heterocycles.
• Agrochemical Synthesis: Serves as a key precursor for manufacturing herbicides, fungicides, and plant growth regulators.
• Polymer & Material Science: Employed as a cross-linking agent or monomer in the production of specialty polymers, resins, and liquid crystals.
• Organic Synthesis Building Block: Utilized in cyclization reactions to form cyclopentane derivatives and in nucleophilic substitution reactions to extend carbon chains.
• Ligand & Catalyst Preparation: Acts as a starting material for synthesizing complex ligands and catalysts used in asymmetric synthesis and metal-organic frameworks (MOFs).
• Chemical Research & Development: A fundamental reagent in academic and industrial R&D labs for exploring new synthetic methodologies and compound libraries.

Basic Information

Item	Details
Product Name	1,5-Dibromopentane
CAS No.	111-24-0
Molecular Formula	C5H10Br2
Molecular Weight	229.94 g/mol
Synonyms	Pentamethylene Dibromide; 1,5-Dibromopentane; Pentane, 1,5-dibromo-; Dibromopentamethylene; α,ω-Dibromopentane; NSC 6055; 1,5-Dibrompentan; Pentamethylene bromide
EINECS	203-847-3

Quality Control

Our 1,5-Dibromopentane is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. We employ advanced analytical techniques, including Gas Chromatography (GC) and NMR spectroscopy, to verify identity and assay. A comprehensive Certificate of Analysis (COA) detailing purity, specific gravity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong bases and strong oxidizing agents. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Specific Gravity (20°C)	1.700 - 1.730
Refractive Index (n20D)	1.508 - 1.512
Water Content (KF)	≤ 0.1%

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