Description

1,2-Propanediol, 3-Methoxy-, (2S)- is a chiral, non-racemic chemical intermediate of significant industrial importance. This optically active compound, with CAS number 71484-94-1, is valued for its unique stereochemistry and functional groups, which make it a versatile building block for advanced synthesis. It is primarily sought by manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for the production of active ingredients, chiral ligands, and complex organic molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in stereospecific drug development.
• Agrochemical Synthesis: Used in the production of chiral pesticides, herbicides, and plant growth regulators where specific stereochemistry is crucial for activity.
• Ligand and Catalyst Preparation: Serves as a precursor for chiral ligands used in asymmetric catalysis and metal complex formation.
• Fine Chemical Manufacturing: Employed in the multistep synthesis of complex organic compounds for research and high-value industrial applications.
• Solvent for Specialty Applications: Can function as a polar, chiral solvent in specific analytical or synthetic processes.

Basic Information

Product Name	1,2-Propanediol, 3-Methoxy-, (2S)-
CAS No.	71484-94-1
Molecular Formula	C4H10O3
Molecular Weight	106.12 g/mol
Synonyms	(S)-3-Methoxy-1,2-propanediol; (2S)-3-Methoxypropane-1,2-diol; L-3-Methoxypropane-1,2-diol; (S)-(-)-3-Methoxy-1,2-propanediol; (S)-3-Methoxypropane-1,2-diol; 3-Methoxy-(S)-propane-1,2-diol; (S)-1,2-Propanediol, 3-methoxy-; Optically active 3-methoxy-1,2-propanediol
EINECS	Contact for details

Quality Control

Our 1,2-Propanediol, 3-Methoxy-, (2S)- is produced under strict quality management systems to ensure batch-to-batch consistency and high purity. We provide comprehensive Certificates of Analysis (COA) for each lot, detailing key parameters such as chiral purity (enantiomeric excess), chemical assay, and impurity profiles. Our quality commitment aligns with cGMP principles where applicable, supporting its use in regulated synthesis pathways.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture which may affect quality.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Water Content (KF)	≤ 0.5%
Specific Rotation	Contact for details

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