Description

(R)-Ethyl 3-Methyl-2-Hydroxybutanoate is a high-purity chiral ester of significant value in advanced organic synthesis. This compound serves as a crucial chiral building block and intermediate for the production of pharmaceuticals, agrochemicals, and fine chemicals. It is particularly sought after by research institutions and industrial manufacturers in the pharmaceutical and flavor & fragrance sectors for developing enantiomerically pure active ingredients and specialty aroma compounds.

Application

• Pharmaceutical Intermediate: Key chiral synthon for the synthesis of enantiomerically pure active pharmaceutical ingredients (APIs), including potential antiviral and cardiovascular drugs.
• Agrochemical Synthesis: Used in the production of chiral pesticides and herbicides, where the specific stereochemistry can enhance efficacy and reduce environmental impact.
• Flavor and Fragrance Ingredient: Serves as a precursor for creating specific, high-value ester notes in premium flavor and fragrance formulations.
• Asymmetric Catalysis Research: Employed as a standard or starting material in academic and industrial research focused on developing new chiral catalysts and synthetic methodologies.
• Fine Chemical Production: Acts as a versatile intermediate for manufacturing other specialty esters and chiral compounds used in electronics, materials science, and diagnostics.

Basic Information

Product Name	(R)-Ethyl 3-Methyl-2-Hydroxybutanoate
CAS No.	129025-85-0
Molecular Formula	C7H14O3
Molecular Weight	146.18 g/mol
Synonyms	(R)-Ethyl 3-Methyl-2-hydroxybutyrate; (2R)-Ethyl 3-Methyl-2-Hydroxybutanoate; (R)-Ethyl 2-Hydroxy-3-methylbutyrate; Ethyl (2R)-2-Hydroxy-3-methylbutanoate; (R)-2-Hydroxy-3-methylbutyric Acid Ethyl Ester; D-Ethyl 3-Methyl-2-hydroxybutanoate; (R)-(-)-Ethyl 3-Methyl-2-hydroxybutyrate
EINECS	Contact for details

Quality Control

Our (R)-Ethyl 3-Methyl-2-Hydroxybutanoate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC or GC, to ensure it meets the stringent requirements for advanced synthetic applications. Certificates of Analysis (COA) detailing identity, purity, and enantiomeric excess are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage under inert atmosphere, please contact our technical team for specific recommendations.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms to structure
Assay (HPLC/GC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Specific Rotation [α]	Contact for details
Refractive Index (n20D)	Contact for details
Density	Contact for details
Residual Solvents (GC)	Meets ICH guidelines

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