Description

(S)-(+)-1-(2-Naphthyl)-1,2-Ethanediol is a high-purity, single-enantiomer chiral building block of significant importance in asymmetric synthesis. Its value lies in its ability to impart stereochemical control in the production of complex pharmaceutical intermediates and fine chemicals. This compound is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, optically pure starting materials.

Application

• Chiral Auxiliary and Ligand Precursor: Used in the synthesis of chiral ligands for asymmetric catalysis, including hydrogenation and oxidation reactions.
• Pharmaceutical Intermediate: A key building block for the synthesis of active pharmaceutical ingredients (APIs) with specific stereochemical requirements.
• Agrochemical Synthesis: Employed in the production of enantiomerically pure herbicides, fungicides, and plant growth regulators.
• Fine Chemical Production: Serves as a starting material for specialty chemicals, flavors, and fragrances where optical purity is critical.
• Academic and Industrial R&D: A valuable reagent for methodological development in organic synthesis and stereochemistry studies.

Basic Information

Product Name	(S)-(+)-1-(2-Naphthyl)-1,2-Ethanediol
CAS No.	43210-74-8
Molecular Formula	C₁₂H₁₂O₂
Molecular Weight	188.22 g/mol
Synonyms	(S)-(+)-1,2-Dihydroxy-1-(2-naphthyl)ethane; (S)-1-(2-Naphthyl)ethane-1,2-diol; (S)-1-(Naphthalen-2-yl)ethane-1,2-diol; (S)-2-Naphthylglycol; (S)-1,2-Dihydroxyethyl-2-naphthalene; (S)-1-(2-Naphthyl)glycol; (+)-(S)-1-(2-Naphthyl)-1,2-ethanediol; (S)-2-(2-Hydroxyethyl)naphthalene
EINECS	Contact for details

Quality Control

Our (S)-(+)-1-(2-Naphthyl)-1,2-Ethanediol is manufactured under strict quality management systems. Each batch is subjected to comprehensive analytical testing, including chiral HPLC for enantiomeric excess (ee) determination, to ensure it meets the high-purity standards required for sensitive synthetic applications. Certificates of Analysis (COA) with detailed specifications are provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0% ee
Melting Point	Contact for details
Loss on Drying	≤ 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.