Description

4,5',8',9-Tetrahydro-3,3',4,4',9',10-hexahydroxy-7'-methoxy-5',8',9-trioxospiro[benzo[1,2-b:5,4-c']dipyran-2(3H),2'(3'H)-naphtho[2,3-b]furan]-7-carboxylic acid methyl ester is a complex spirocyclic organic compound of significant interest in advanced chemical synthesis and research. This molecule serves as a high-value synthetic intermediate or reference standard for developing novel pharmaceuticals and functional materials. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in oncology and anti-infective research.
• Chemical Reference Standard: Used for analytical method development, validation, and quality control in research laboratories.
• Agrochemical Research: Serves as a precursor in the development of new active ingredients with potential herbicidal or pesticidal activity.
• Material Science: Investigated for the creation of organic electronic materials or advanced polymers due to its complex, polyfunctional structure.
• Academic & Institutional Research: Utilized in universities and research institutes for studies in organic synthesis methodology and natural product analog development.

Basic Information

Product Name	4,5',8',9-Tetrahydro-3,3',4,4',9',10-hexahydroxy-7'-methoxy-5',8',9-trioxospiro[benzo[1,2-b:5,4-c']dipyran-2(3H),2'(3'H)-naphtho[2,3-b]furan]-7-carboxylic acid methyl ester
CAS No.	82290-78-6
Molecular Formula	C24H16O13
Molecular Weight	512.38 g/mol
Synonyms	Methyl 4,5',8',9-tetrahydro-3,3',4,4',9',10-hexahydroxy-7'-methoxy-5',8',9-trioxospiro[benzo[1,2-b:5,4-c']dipyran-2(3H),2'(3'H)-naphtho[2,3-b]furan]-7-carboxylate; Spiro[benzo[1,2-b:5,4-c']dipyran-2(3H),2'(3'H)-naphtho[2,3-b]furan] derivative; CAS 82290-78-6; 7-Carbomethoxy derivative of the spirocyclic naphthofuranobenzodipyran; Research Compound 82290-78-6.
EINECS	Contact for details

Quality Control

Our 4,5',8',9-Tetrahydro-3,3',4,4',9',10-hexahydroxy-7'-methoxy-5',8',9-trioxospiro[benzo[1,2-b:5,4-c']dipyran-2(3H),2'(3'H)-naphtho[2,3-b]furan]-7-carboxylic acid methyl ester is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to support your research and compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound may be light-sensitive and/or hygroscopic; handle and store under an inert atmosphere if specified for your grade.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0% (Research Grade)
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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