Description

Ethyl (2R,3R)-2,3-Epoxybutyrate is a high-purity chiral epoxide ester, a crucial building block in asymmetric synthesis. Its defined stereochemistry makes it an invaluable intermediate for the production of enantiomerically pure pharmaceuticals and fine chemicals. This compound is primarily sought by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for developing active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of enantiopure drugs, particularly antibiotics, antivirals, and other bioactive molecules.
• Agrochemical Synthesis: Used in the production of chiral pesticides and herbicides where specific stereochemistry is required for efficacy and environmental safety.
• Fine Chemical Production: Serves as a precursor in the manufacture of flavors, fragrances, and advanced materials requiring precise stereochemical control.
• Asymmetric Catalysis Research: Employed as a standard substrate or reagent in academic and industrial research to develop and test new catalytic methodologies.
• Polymer Modification: Can be used to introduce epoxy functional groups into polymer chains for cross-linking or to impart new material properties.

Basic Information

Product Name	Ethyl (2R,3R)-2,3-Epoxybutyrate
CAS No.	19780-35-9
Molecular Formula	C6H10O3
Molecular Weight	130.14 g/mol
Synonyms	(2R,3R)-Ethyl 2,3-epoxybutanoate; Ethyl (2R,3R)-2,3-epoxybutyrate; (-)-Ethyl (2R,3R)-2,3-epoxybutyrate; (2R,3R)-2,3-Epoxybutyric Acid Ethyl Ester; Ethyl trans-2,3-epoxybutyrate; Ethyl 2,3-anhydrobutyrate; Butanoic acid, 2,3-epoxy-, ethyl ester, (2R,3R)-
EINECS	Contact for details

Quality Control

Our Ethyl (2R,3R)-2,3-Epoxybutyrate is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for synthetic applications. Certificates of Analysis (COA) with detailed specifications are provided for every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to exclude moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 0.5%

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