Description

Butanedioic Acid, Bromo-, Diethyl Ester, (2R)- (9Ci) is a high-purity chiral building block of significant interest in advanced organic synthesis. This compound matters for its role as a key intermediate in the preparation of complex, biologically active molecules, where its stereochemistry and functional groups enable precise structural control. It is primarily needed by research institutions and pharmaceutical companies engaged in the development of new active pharmaceutical ingredients (APIs) and fine chemicals. The product is supplied under strict quality control to ensure batch-to-batch consistency for critical synthetic applications.

Application

• Pharmaceutical Intermediate: Serves as a crucial chiral synthon in the multi-step synthesis of potential drug candidates, particularly in medicinal chemistry research.
• Asymmetric Synthesis: Used in reactions requiring high enantioselectivity, such as stereocontrolled alkylations or conjugate additions, to construct complex molecular architectures.
• Fine Chemical Production: Acts as a specialized starting material for the manufacture of high-value agrochemicals, flavors, and fragrances where specific stereochemistry is essential.
• Academic & Industrial R&D: Employed in process development and methodological studies within organic chemistry laboratories for exploring new synthetic pathways.
• Ligand and Catalyst Development: Can be utilized in the synthesis of novel chiral ligands or organocatalysts for catalytic asymmetric transformations.

Basic Information

Product Name	Butanedioic Acid, Bromo-, Diethyl Ester, (2R)- (9Ci)
CAS No.	158706-00-4
Molecular Formula	C8H13BrO4
Molecular Weight	253.09 g/mol
Synonyms	(2R)-2-Bromobutanedioic Acid Diethyl Ester; Diethyl (2R)-2-Bromosuccinate; (R)-Diethyl 2-Bromosuccinate; (R)-2-Bromosuccinic Acid Diethyl Ester; Bromosuccinic Acid Diethyl Ester, (R)-; Succinic Acid, 2-Bromo-, Diethyl Ester, (2R)-; (R)-(-)-Diethyl 2-Bromosuccinate; Butanedioic acid, bromo-, 1,4-diethyl ester, (2R)-
EINECS	Contact for details

Quality Control

Our Butanedioic Acid, Bromo-, Diethyl Ester, (2R)- (9Ci) is produced and handled under a strict quality management system. Every batch undergoes comprehensive analytical testing, including chiral purity assessment by HPLC, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming identity, purity, and specific parameters. We are committed to supply chain reliability and consistent product quality for our global B2B partners.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Keep away from strong bases and incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed when not in use to prevent moisture absorption or contamination.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Chiral Purity (HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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