Description

1,4,6,9-Tetramethyl-3,8-Dihydroxy-11-Oxo-11H-Dibenzo[B,E][1,4]Dioxepin-7-Carboxylic Acid is a complex, multi-functional organic compound characterized by its dibenzodioxepin core structure. This compound matters as a sophisticated chemical intermediate, offering unique structural features for advanced synthesis in research and development. It is primarily needed by the pharmaceutical and fine chemical industries for the development of novel active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel drug candidates, particularly those targeting complex biological pathways.
• Organic Synthesis Research: Used in academic and industrial R&D for constructing complex polycyclic frameworks and studying new chemical reactions.
• Fine Chemical Production: Acts as a precursor for specialty chemicals, dyes, and advanced materials requiring specific molecular architectures.
• Ligand and Catalyst Development: Its hydroxyl and carboxylic acid groups make it a candidate for developing chelating agents or organocatalysts.

Basic Information

Product Name	1,4,6,9-Tetramethyl-3,8-Dihydroxy-11-Oxo-11H-Dibenzo[B,E][1,4]Dioxepin-7-Carboxylic Acid
CAS No.	4665-02-5
Molecular Formula	C20H18O7
Molecular Weight	370.35 g/mol
Synonyms	7-Carboxy-1,4,6,9-tetramethyl-3,8-dihydroxy-11H-dibenzo[b,e][1,4]dioxepin-11-one; 11H-Dibenzo[b,e][1,4]dioxepin-7-carboxylic acid, 3,8-dihydroxy-1,4,6,9-tetramethyl-11-oxo-; Dibenzo[b,e][1,4]dioxepin-7-carboxylic acid derivative; Tetramethyl dihydroxy oxo dibenzodioxepin carboxylic acid
EINECS	Contact for details

Quality Control

Our 1,4,6,9-Tetramethyl-3,8-Dihydroxy-11-Oxo-11H-Dibenzo[B,E][1,4]Dioxepin-7-Carboxylic Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications and test results are provided and available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 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.