Description

[Ar,(-)]-5,5',6,6',8,8'-Hexahydroxy-2-Hydroxymethyl-2'-Methyl-9,9'-Bi[4H-Naphtho[2,3-B]Pyran]-4,4'-Dione is a complex, high-purity naphthopyran derivative with a specific stereochemical configuration. This compound is valued as a key synthetic intermediate or a specialized chromophore in advanced research and development. It is primarily sought by pharmaceutical, agrochemical, and specialty chemical manufacturers for the synthesis of novel active ingredients or functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates, particularly those targeting complex biological pathways.
• Agrochemical Research: Used in the development of new-generation pesticides or herbicides, leveraging its unique polycyclic structure.
• Organic Electronics: Investigated as a potential component in organic light-emitting diodes (OLEDs) or photoconductive materials due to its extended conjugated system.
• Dye & Pigment Synthesis: Acts as a precursor for specialized dyes and pigments, where its multiple hydroxyl groups allow for functionalization and color tuning.
• Chemical Biology Probes: Utilized in the design of molecular probes for studying enzyme activity or cellular processes.
• Material Science Research: Employed in the development of advanced polymers or coatings with specific optical or electronic properties.

Basic Information

Product Name	[Ar,(-)]-5,5',6,6',8,8'-Hexahydroxy-2-Hydroxymethyl-2'-Methyl-9,9'-Bi[4H-Naphtho[2,3-B]Pyran]-4,4'-Dione
CAS No.	59204-76-1
Molecular Formula	C31H22O12
Molecular Weight	586.50 g/mol
Synonyms	(-)-Ellagic Acid Derivative; 9,9'-Bi(4H-naphtho[2,3-b]pyran)-4,4'-dione, 5,5',6,6',8,8'-hexahydroxy-2-(hydroxymethyl)-2'-methyl-, [Ar,(-)]-; Ellagic Acid Dimer Analog; 2,2'-Dimethyl-3,3',4,4',6,6'-hexahydroxybiphenyl-5,5'-dicarboxylic Acid Dilactone Derivative; Naphthopyran Dimer; Hexahydroxy Dimethyl Binaphthopyrandione
EINECS	Contact for details

Quality Control

Our [Ar,(-)]-5,5',6,6',8,8'-Hexahydroxy-2-Hydroxymethyl-2'-Methyl-9,9'-Bi[4H-Naphtho[2,3-B]Pyran]-4,4'-Dione is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC for purity, chiral analysis for stereochemical integrity, and comprehensive identification tests. Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and compliance with your research or production requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a low-humidity environment to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Yellow to Brown Powder
Identification (IR)	Conforms to Reference Spectrum
Identification (HPLC)	Retention time corresponds to Reference Standard
Purity (HPLC)	≥ 95.0%
Chiral Purity (Chiral HPLC)	≥ 98.0% ee
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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