Description

Butanoic Acid, 4-Cyano-3-Hydroxy-, Methyl Ester, (3R)- is a high-purity, chiral intermediate of significant importance in advanced organic synthesis. This compound is valued for its functional groups, which make it a versatile building block for constructing complex molecules with specific stereochemistry. It is primarily sought after by research institutions and manufacturers in the pharmaceutical and fine chemical industries for the development of active pharmaceutical ingredients (APIs) and other specialty chemicals.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the synthesis of complex drug molecules and active pharmaceutical ingredients (APIs).
• Fine Chemical Synthesis: Used as a versatile building block for creating specialty chemicals, agrochemicals, and advanced materials.
• Research & Development: Employed in academic and industrial R&D labs for method development and exploring new synthetic pathways.
• Asymmetric Synthesis: Utilized in catalytic and stoichiometric asymmetric reactions to introduce stereogenic centers.
• Peptidomimetics & Bioactive Compounds: Serves as a precursor in the synthesis of peptide analogs and other biologically active structures.

Basic Information

Product Name	Butanoic Acid, 4-Cyano-3-Hydroxy-, Methyl Ester, (3R)-
CAS No.	141942-84-9
Molecular Formula	C7H9NO3
Molecular Weight	155.15 g/mol
Synonyms	(3R)-4-Cyano-3-hydroxybutanoic acid methyl ester; Methyl (3R)-4-cyano-3-hydroxybutyrate; (R)-Methyl 4-cyano-3-hydroxybutyrate; (R)-3-Hydroxy-4-cyanobutyric acid methyl ester; (R)-HBCN Methyl Ester; (R)-Methyl 3-hydroxy-4-cyanobutanoate; (R)-3-Hydroxy-4-cyanobutanoic acid methyl ester; (R)-HBCN-OMe
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Each batch is characterized using advanced analytical techniques to confirm identity, purity, and chiral integrity. Certificates of Analysis (COA) with detailed specifications for chiral purity (enantiomeric excess) and chemical purity are available upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white solid or colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Chiral Purity (e.e.)	≥ 99.0%
Water Content (KF)	≤ 0.5%
Residual Solvents (GC)	Complies with ICH guidelines

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