Description

(2'R 3'R)-4'-Bromo-cis-2' 3'-Epoxybutyl is a high-purity chiral epoxide building block of significant interest in advanced organic synthesis. Its defined stereochemistry and reactive bromo-epoxide functionality make it a critical intermediate for constructing complex molecular architectures with precise three-dimensional control. This compound is primarily needed by research and development teams in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and chiral ligands.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the development of novel Active Pharmaceutical Ingredients (APIs), particularly in antiviral and anticancer research.
• Agrochemical Synthesis: Used in the production of advanced, stereospecific pesticides and herbicides.
• Asymmetric Catalyst & Ligand Development: Serves as a precursor for creating novel chiral catalysts and ligands used in enantioselective synthesis.
• Chemical Biology & Probe Development: Utilized in the synthesis of molecular probes for studying enzyme mechanisms and biological pathways.
• Material Science Research: A building block for specialty polymers and advanced materials requiring specific stereochemical properties.
• Academic & Contract Research: Essential for methodological development and complex molecule construction in university and CRO laboratories.

Basic Information

Product Name	(2'R 3'R)-4'-Bromo-cis-2' 3'-Epoxybutyl
CAS No.	308796-34-1
Molecular Formula	C4H5BrO2
Molecular Weight	165.99 g/mol
Synonyms	4-Bromo-2,3-epoxybutane (cis-); (2R,3R)-4-Bromo-2,3-epoxybutane; cis-4-Bromo-2,3-epoxybutane; (2R,3R)-4-Bromo-2,3-epoxy-1-butanol (tautomeric form); 4-Bromo-2,3-epoxybutyl alcohol; Bromoepoxybutane (stereospecific); (2R,3R)-4-Bromo-2,3-epoxybutyl alcohol
EINECS	Contact for details

Quality Control

Our (2'R 3'R)-4'-Bromo-cis-2' 3'-Epoxybutyl is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral HPLC and NMR, to ensure high enantiomeric and chemical purity suitable for sensitive synthetic applications. Certificates of Analysis (COA) with full characterization data are provided to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is moisture-sensitive (hygroscopic) and should be handled under an inert atmosphere for prolonged storage to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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