Description

2,2',3,3'-Tetrahydroxy-1,1'-Binaphthyl is a high-purity, multi-functional chiral phenolic compound. Its unique sterically hindered binaphthyl structure with four hydroxyl groups makes it a valuable advanced intermediate and ligand for asymmetric synthesis and material science. This product is essential for R&D and production in the pharmaceutical, agrochemical, and specialty chemical industries, where it serves as a key building block for catalysts and functional molecules.

Application

• Asymmetric Synthesis Ligand: A versatile precursor for synthesizing chiral phosphine, phosphite, and diamine ligands used in homogeneous catalysis.
• Pharmaceutical Intermediate: Serves as a critical chiral scaffold in the development of active pharmaceutical ingredients (APIs) and diagnostic agents.
• Material Science Monomer: Used in the synthesis of chiral polymers, resins, and liquid crystals with specific optical properties.
• Analytical Chemistry Reagent: Functions as a chiral selector or derivatization agent in chromatography for enantiomer separation and analysis.
• Agrochemical Synthesis: Employed as an intermediate in creating chiral pesticides and herbicides with enhanced efficacy and selectivity.
• Catalyst Development: A key starting material for manufacturing organocatalysts and metal-organic framework (MOF) catalysts.

Basic Information

Product Name	2,2',3,3'-Tetrahydroxy-1,1'-Binaphthyl
CAS No.	39215-21-9
Molecular Formula	C₂₀H₁₄O₄
Molecular Weight	318.32 g/mol
Synonyms	1,1'-Binaphthalene-2,2',3,3'-tetrol; 2,2',3,3'-Tetrahydroxy-1,1'-binaphthyl; BINOL-Tetrol; Tetrahydroxybinaphthyl; 1,1'-Bi-2-naphthol-2,2',3,3'-tetrol; (R/S)-2,2',3,3'-Tetrahydroxy-1,1'-binaphthyl; 2,2',3,3'-Tetrahydroxy-[1,1'-binaphthalene]-4,4'-diol; THB
EINECS	Contact for details

Quality Control

Our 2,2',3,3'-Tetrahydroxy-1,1'-Binaphthyl is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and chiral purity analysis, to ensure it meets the high standards required for research and industrial synthesis. A Certificate of Analysis (COA) detailing purity, enantiomeric excess (if applicable), and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity (HPLC)	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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