Description

Ethyl (3R)-3,4-Epoxybutyrate is a high-value chiral epoxide building block of significant interest in advanced organic synthesis. Its unique stereochemistry and reactive oxirane ring make it a critical intermediate for constructing complex, optically active molecules. This compound is essential for researchers and manufacturers in the pharmaceutical and fine chemical industries, particularly for developing active pharmaceutical ingredients (APIs) and specialty agrochemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of various therapeutic agents, including antiviral and cardiovascular drugs.
• Agrochemical Synthesis: Used in the production of chiral pesticides and herbicides, where specific stereochemistry is crucial for bioactivity.
• Fine Chemical Production: Serves as a versatile building block for creating complex flavors, fragrances, and other specialty chemicals.
• Polymer Chemistry: Can be utilized as a monomer or cross-linking agent for producing specialty polymers with tailored properties.
• Asymmetric Synthesis: Employed in stereoselective reactions to introduce the (3R)-epoxybutyrate moiety into target molecules.
• Chemical Research & Development: A valuable reagent for exploring new synthetic methodologies and developing novel chemical entities in R&D laboratories.

Basic Information

Product Name	Ethyl (3R)-3,4-Epoxybutyrate
CAS No.	112083-64-4
Molecular Formula	C6H10O3
Molecular Weight	130.14 g/mol
Synonyms	(3R)-3,4-Epoxybutanoic Acid Ethyl Ester; Ethyl (R)-3,4-Epoxybutyrate; (R)-Ethyl 3,4-Epoxybutanoate; (R)-Oxiran-2-ylmethyl Acetate (incorrect but common misnomer); (3R)-Oxiran-2-yl Ethyl Acetate; Ethyl (R)-(-)-3,4-Epoxybutyrate; (R)-Ethyl Glycidate (related structure); Butanoic acid, 3,4-epoxy-, ethyl ester, (3R)-
EINECS	Contact for details

Quality Control

Our Ethyl (3R)-3,4-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 pharmaceutical and fine chemical applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and enantiomeric excess.

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 heat, sparks, and open flame. Due to its epoxide functionality, it should be stored separately from strong acids, bases, and oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Refractive Index	Contact for details
Specific Rotation	Contact for details

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