Description

(-)-2-Methyloctadecanoic Acid Methyl Ester is a high-purity, optically active fatty acid derivative. This compound is valued for its role as a key chiral intermediate and building block in advanced organic synthesis. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to develop or produce enantiomerically pure compounds.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of enantiomerically pure active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the production of chiral pesticides, herbicides, and plant growth regulators where specific stereochemistry is required for biological activity.
• Liquid Crystal & Advanced Material Precursor: Serves as a building block for chiral dopants and components in liquid crystal displays (LCDs) and other functional materials.
• Biochemical Research: Employed in lipidomics research, as a standard for analytical methods, and in studies of enzyme specificity and lipid metabolism.
• Fragrance & Flavor Chemistry: Acts as an intermediate for the synthesis of specific, high-value chiral fragrance and flavor compounds.
• Asymmetric Catalysis: Utilized as a substrate or ligand precursor in the development and testing of new asymmetric catalytic reactions.

Basic Information

Product Name	(-)-2-Methyloctadecanoic Acid Methyl Ester
CAS No.	57346-70-0
Molecular Formula	C₂₀H₄₀O₂
Molecular Weight	312.53 g/mol
Synonyms	Methyl (2S)-2-Methyloctadecanoate; (S)-(-)-2-Methyloctadecanoic Acid Methyl Ester; Methyl (S)-2-Methylstearate; L-2-Methyloctadecanoic Acid Methyl Ester; Methyl 2-Methyloctadecanoate; 2-Methylstearic Acid Methyl Ester; (2S)-2-Methyloctadecanoic Acid Methyl Ester
EINECS	Contact for details

Quality Control

Our (-)-2-Methyloctadecanoic Acid Methyl Ester is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC or GC, to ensure high enantiomeric excess (ee) and chemical purity. Certificates of Analysis (COA) with detailed specifications are provided to guarantee consistency and traceability for your critical applications.

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 acids and oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 97.0%
Enantiomeric Excess (ee)	≥ 98.0% (Typical)
Specific Rotation [α]	Contact for details
Water Content (KF)	≤ 0.5%

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