Description

(S)-(+)-4-Methylhexanoic Acid is a high-purity, chiral carboxylic acid building block. This compound is valued for its role as a key intermediate in the synthesis of enantiomerically pure pharmaceuticals and advanced agrochemicals. It is essential for research and production in fine chemical, pharmaceutical, and flavor & fragrance industries where stereochemical control is critical.

Application

• Pharmaceutical Intermediate: A crucial chiral synthon for the production of active pharmaceutical ingredients (APIs), particularly in the synthesis of anti-inflammatory drugs and other therapeutics.
• Agrochemical Synthesis: Used in the manufacture of enantiopure herbicides, fungicides, and pesticides, where the specific stereoisomer enhances biological activity.
• Flavor and Fragrance Ingredient: Serves as a precursor for chiral esters and lactones that contribute to complex, natural flavor profiles and high-value perfume components.
• Ligand and Catalyst Development: Employed in asymmetric synthesis for creating novel chiral ligands and organocatalysts used in academic and industrial research.
• Material Science Research: Acts as a monomer or modifying agent in the development of specialized polymers with tailored properties.

Basic Information

Product Name	(S)-(+)-4-Methylhexanoic Acid
CAS No.	1730-89-8
Molecular Formula	C7H14O2
Molecular Weight	130.18 g/mol
Synonyms	(S)-4-Methylhexanoic Acid; (S)-(+)-4-Methylcaproic Acid; (S)-4-Methylcaproic Acid; L-4-Methylhexanoic Acid; (+)-(S)-4-Methylhexanoic Acid; 4-Methylhexanoic Acid, (S)-; (S)-4-Methyl-n-hexanoic Acid; 4-Methylhexanoic acid, (4S)-
EINECS	217-069-7

Quality Control

Our (S)-(+)-4-Methylhexanoic Acid is produced under strict quality management systems. Each batch is characterized and tested to ensure high chemical and enantiomeric purity, meeting the stringent requirements for chiral intermediates. A comprehensive Certificate of Analysis (COA) detailing identity, purity (HPLC/GC), chiral excess, and impurity profiles 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 room temperature (15-25°C). Keep away from strong bases, oxidizing agents, and heat sources. As a strong acid/organic solvent, handle with appropriate personal protective equipment in accordance with safety data sheets.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 98.0%
Chiral Purity (Enantiomeric Excess)	≥ 99.0% ee
Specific Rotation [α]	+10.0° to +12.0° (c=1, CHCl3)
Refractive Index (n20D)	1.422 - 1.426
Density (g/mL, 20°C)	0.910 - 0.920

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