Description

(R,R)-(+)-1,2-Di(1-Naphthyl)-1,2-Ethanediol CAS NO 116204-39-8 is a high-value chiral diol compound, specifically the (R,R)-enantiomer, known for its utility as a versatile ligand and building block in asymmetric synthesis. Its core value proposition lies in its ability to induce high enantioselectivity in catalytic reactions, which is critical for producing optically pure intermediates in pharmaceutical and fine chemical manufacturing. This product is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors who require reliable, high-purity chiral auxiliaries.

Application

• Asymmetric Catalysis: Employed as a chiral ligand or modifier in transition metal-catalyzed reactions, such as hydrogenations, dihydroxylations, and epoxidations.
• Pharmaceutical Intermediates: Serves as a key chiral building block in the synthesis of enantiomerically pure active pharmaceutical ingredients (APIs).
• Chiral Resolution: Used in the preparation of chiral stationary phases for HPLC or as a resolving agent for racemic mixtures.
• Agrochemical Synthesis: Applied in the development of enantioselective pesticides and herbicides.
• Academic & Industrial R&D: A valuable tool for methodological development in organic chemistry and process optimization.
• Material Science: Potential use in the synthesis of chiral polymers or frameworks with specific optical properties.

Basic Information

Product Name	(R,R)-(+)-1,2-Di(1-Naphthyl)-1,2-Ethanediol
CAS No.	116204-39-8
Molecular Formula	C₂₂H₁₈O₂
Molecular Weight	314.37 g/mol
Synonyms	(R,R)-(+)-1,2-Bis(1-naphthyl)-1,2-ethanediol; (R,R)-1,2-Di-1-naphthylethane-1,2-diol; (R,R)-1,2-Di(1-naphthyl)ethane-1,2-diol; (R,R)-1,1'-Binaphthyl-2,2'-diol (BINOL) derivative; (R,R)-DINOL; (+)-(R,R)-1,2-Di(1-naphthyl)ethane-1,2-diol; (R,R)-H8-BINOL derivative; 1,2-Ethanediol, 1,2-bis(1-naphthalenyl)-, (R,R)-
EINECS	Contact for details

Quality Control

Our (R,R)-(+)-1,2-Di(1-Naphthyl)-1,2-Ethanediol is manufactured under strict quality control protocols to ensure batch-to-batch consistency and high chemical purity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as chiral purity (enantiomeric excess), chemical purity, and identity confirmation. Our quality systems are designed to meet the stringent requirements of research and development as well as cGMP environments for non-GMP starting materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). The compound is light-sensitive; prolonged exposure to light should be avoided to maintain stability and purity.

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%

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