Description

(2R,4S)-2,4-Dibromopentane is a high-purity chiral building block and versatile alkylating agent. This stereochemically defined compound is critical for synthesizing complex molecules where precise spatial orientation is required. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require enantiomerically pure intermediates for asymmetric synthesis and ligand development.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the development of active pharmaceutical ingredients (APIs) and novel therapeutic agents.
• Agrochemical Synthesis: Used in the production of enantiomerically pure pesticides and herbicides for enhanced efficacy.
• Ligand & Catalyst Preparation: Serves as a precursor for chiral ligands and organometallic catalysts used in asymmetric catalysis.
• Advanced Material Research: Employed in the synthesis of liquid crystals, polymers, and other functional materials with specific stereochemical properties.
• Organic Synthesis & Methodology: A valuable reagent for studying stereoselective reactions, including nucleophilic substitution and cyclization processes.
• Fine Chemical Production: Utilized in the manufacture of specialty chemicals requiring high stereochemical fidelity.

Basic Information

Product Name	(2R,4S)-2,4-Dibromopentane
CAS No.	1825-11-2
Molecular Formula	C5H10Br2
Molecular Weight	229.94 g/mol
Synonyms	Pentane, 2,4-dibromo-, (2R,4S)-; (2R,4S)-2,4-Dibromopentane; (2R,4S)-2,4-DBP; (-)-(2R,4S)-2,4-Dibromopentane; (2R,4S)-Pentane-2,4-diyl dibromide; 1,3-Dibromo-2-methylbutane (stereospecific); Stereoisomer of 2,4-Dibromopentane; Chiral 2,4-Dibromopentane
EINECS	217-369-9

Quality Control

Our (2R,4S)-2,4-Dibromopentane is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by GC or HPLC, to ensure high enantiomeric excess (ee) and chemical purity. Certificates of Analysis (COA) detailing identity, purity, and specific rotation are provided to guarantee consistent quality and traceability for your critical R&D and production needs.

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 metals. Recommended storage temperature is 2-8°C for long-term stability. Keep container tightly sealed when not in use to prevent moisture absorption and decomposition.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC/GC)	≥ 98.0% ee
Specific Rotation [α]	Contact for details
Water Content (KF)	≤ 0.5%

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