Description

(R)-2-Hydroxybutyric Acid CAS NO 20016-85-7 is a high-purity chiral building block and biochemical intermediate of significant commercial and research value. Its enantiomeric purity makes it a critical component for the synthesis of optically active pharmaceuticals, agrochemicals, and advanced materials. This compound is essential for R&D chemists and process engineers in the pharmaceutical, fine chemical, and biotechnology industries seeking to develop stereospecific products.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for drugs targeting metabolic and neurological pathways.
• Biochemical Research: Used as a standard or reagent in metabolic studies, enzyme research, and as a probe for studying hydroxy acid metabolism and related disorders.
• Fine Chemical Synthesis: Serves as a versatile building block for producing chiral ligands, catalysts, and specialty polymers requiring specific stereochemistry.
• Agrochemical Development: Employed in the research and production of enantiomerically pure herbicides, fungicides, and plant growth regulators.
• Flavor & Fragrance Industry: Potential use in the synthesis of chiral flavor compounds and aroma chemicals where stereochemistry influences the sensory profile.
• Cosmetic Science: Investigated for use in advanced skincare formulations, particularly in products targeting skin metabolism and renewal.

Basic Information

Product Name	(R)-2-Hydroxybutyric Acid
CAS No.	20016-85-7
Molecular Formula	C₄H₈O₃
Molecular Weight	104.10 g/mol
Synonyms	(R)-2-Hydroxybutanoic Acid; D-2-Hydroxybutyric Acid; (R)-2-Hydroxybutyrate; (R)-α-Hydroxybutyric Acid; D-α-Hydroxybutyric Acid; (2R)-2-Hydroxybutanoic Acid; (R)-(-)-2-Hydroxybutyric Acid; 2-Hydroxybutyric Acid (R-enantiomer)
EINECS	243-480-4

Quality Control

Our (R)-2-Hydroxybutyric Acid is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including chiral purity analysis by HPLC, to ensure it meets the high standards required for pharmaceutical and research applications. Certificates of Analysis (COA) detailing identity, purity, enantiomeric excess, and impurity profiles are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation. Keep away from strong acids and organic solvents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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