Description

3-Hydroxy-5-Methyl-Hexanoic Acid is a versatile chiral hydroxy acid building block of significant interest in fine chemical synthesis. Its value lies in its unique structure, which serves as a key intermediate for the production of complex molecules, particularly in the pharmaceutical sector. This compound is essential for R&D chemists and manufacturers in the life sciences, agrochemical, and specialty chemical industries seeking to introduce specific stereochemistry and functional groups into their target compounds.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), especially in statin drugs and other therapeutics.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides where specific stereochemistry impacts biological activity.
• Flavor and Fragrance Industry: Serves as a precursor for the manufacture of certain esters and lactones that contribute to complex aroma profiles.
• Biochemical Research: Employed as a standard or reagent in enzymatic studies and metabolic pathway analysis.
• Polymer Modification: Acts as a monomer or co-monomer for creating specialty polyesters with tailored properties.
• Asymmetric Synthesis: A valuable starting material or auxiliary in catalytic asymmetric reactions to produce enantiomerically pure compounds.

Basic Information

Item	Details
Product Name	3-Hydroxy-5-Methyl-Hexanoic Acid
CAS No.	40309-49-7
Molecular Formula	C7H14O3
Molecular Weight	146.18 g/mol
Synonyms	5-Methyl-3-hydroxyhexanoic acid; (R/S)-3-Hydroxy-5-methylhexanoic acid; 3-Hydroxy-5-methylcaproic acid; β-Hydroxy-5-methylhexanoic acid; 5-Methyl-3-hydroxycaproic acid; HMHA; 40309-49-7
EINECS	Contact for details

Quality Control

We maintain stringent quality control protocols for 3-Hydroxy-5-Methyl-Hexanoic Acid, ensuring batch-to-batch consistency and high purity suitable for sensitive synthetic applications. Our quality system includes comprehensive analytical testing via HPLC, GC, and NMR to verify identity, purity, and enantiomeric excess where specified. A Certificate of Analysis (COA) documenting all critical parameters is 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). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed under an inert atmosphere if necessary to prevent degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid / solid
Identification (IR)	Conforms to structure
Assay (HPLC/GC)	≥ 97.0%
Water Content (KF)	≤ 1.0%
Optical Purity (Chiral HPLC)	Specify enantiomer (R/S) and ratio upon request

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