Description

Ethyl (S)-(-)-2-Methoxypropionate is a high-purity chiral ester of significant importance in asymmetric synthesis and fine chemical manufacturing. Its value lies in its role as a versatile chiral building block and resolving agent, enabling the production of enantiomerically pure compounds. This product is essential for research and development laboratories, pharmaceutical intermediates, and manufacturers of advanced agrochemicals and liquid crystals who require precise stereochemical control.

Application

• As a chiral auxiliary or building block in the asymmetric synthesis of pharmaceutical intermediates.
• Use as a resolving agent for the separation of racemic mixtures.
• Key starting material in the production of advanced liquid crystal compounds for display technologies.
• Intermediate in the synthesis of enantiomerically pure agrochemicals and flavors/fragrances.
• Solvent and reaction medium for specialized organic transformations requiring a chiral environment.
• Component in the development and scale-up of novel catalytic processes.

Basic Information

Product Name	Ethyl (S)-(-)-2-Methoxypropionate
CAS No.	41918-08-5
Molecular Formula	C6H12O3
Molecular Weight	132.16 g/mol
Synonyms	(S)-(-)-Ethyl 2-Methoxypropionate; (S)-Ethyl 2-Methoxypropanoate; L-Ethyl 2-Methoxypropionate; Ethyl (S)-2-Methoxypropanoate; Ethyl (S)-(-)-2-Methoxypropanoate; (S)-(-)-2-Methoxypropionic Acid Ethyl Ester; (S)-2-Methoxypropionic Acid Ethyl Ester
EINECS	Contact for details

Quality Control

Our Ethyl (S)-(-)-2-Methoxypropionate is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity analysis by HPLC or GC, to ensure it meets the high standards required for advanced synthetic applications. Certificates of Analysis (COA) detailing specific optical rotation, chemical purity, 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 away from incompatible materials such as strong acids and oxidizing agents. Recommended storage temperature is between 2°C and 25°C. The product is compatible with common organic solvents but should be kept separate from strong acids.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Chiral Purity (HPLC)	≥ 99.0% ee (S-enantiomer)
Specific Optical Rotation [α]	Contact for details
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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