Description

(S,S)-(-)-1,2-Di(1-Naphthyl)-1,2-Ethanediol is a high-purity chiral diol compound, serving as a crucial building block and chiral auxiliary in advanced organic synthesis. Its value lies in its ability to impart stereoselectivity in catalytic and stoichiometric reactions, enabling the production of enantiomerically pure pharmaceuticals and fine chemicals. This product is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries who require reliable, high-quality chiral intermediates.

Application

• As a chiral ligand or modifier in asymmetric catalysis for the synthesis of active pharmaceutical ingredients (APIs).
• As a key chiral building block in the preparation of complex natural products and bioactive molecules.
• Utilized in the development and scale-up of enantioselective synthetic routes in process chemistry.
• As a resolving agent for the separation of racemic mixtures.
• Employed in academic and industrial research for methodological development in stereoselective synthesis.
• Potential use in the synthesis of advanced materials requiring specific chiral configurations.

Basic Information

Product Name	(S,S)-(-)-1,2-Di(1-Naphthyl)-1,2-Ethanediol
CAS No.	229184-99-0
Molecular Formula	C₂₂H₁₈O₂
Molecular Weight	314.38 g/mol
Synonyms	(S,S)-(-)-1,2-Bis(1-naphthyl)-1,2-ethanediol; (S,S)-1,2-Di-1-naphthylethane-1,2-diol; (1S,2S)-1,2-Di(naphthalen-1-yl)ethane-1,2-diol; (-)-1,2-Di(1-naphthyl)ethane-1,2-diol; (S,S)-DINOL; (S,S)-1,2-Di(1-naphthyl)glycol; 1,1'-(-1S,2S)-1,2-Ethanediylbis-1-naphthol
EINECS	Contact for details

Quality Control

Our (S,S)-(-)-1,2-Di(1-Naphthyl)-1,2-Ethanediol is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity and chemical assay, to ensure it meets the high standards required for research and process chemistry. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming specifications for identity, purity, and enantiomeric excess.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive) and should be handled under anhydrous conditions to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Enantiomeric Excess (Chiral HPLC)	≥ 99.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

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