Description

3,4-Dihydro-7-Methoxy-2,2-Dimethyl-2H-1-Benzopyran-3,4-Diol is a specialized benzopyran derivative, a key chiral building block and intermediate in fine chemical synthesis. Its value lies in its unique diol functionality and rigid benzopyran scaffold, which are essential for constructing complex molecular architectures with high stereochemical control. This compound is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for developing active ingredients and novel chemical entities.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of potential drug candidates, particularly in cardiovascular and central nervous system (CNS) therapeutic areas.
• Agrochemical Research: Used as a precursor in developing new-generation pesticides and herbicides, leveraging its benzopyran core.
• Fine Chemical Synthesis: Serves as a versatile building block for creating flavors, fragrances, and other high-value specialty chemicals.
• Material Science Research: Investigated for its potential application in creating advanced organic materials and ligands for catalysis.
• Academic & R&D: Employed in organic chemistry research for methodological studies and the development of new synthetic pathways.

Basic Information

Product Name	3,4-Dihydro-7-Methoxy-2,2-Dimethyl-2H-1-Benzopyran-3,4-Diol
CAS No.	73385-34-9
Molecular Formula	C₁₂H₁₆O₄
Molecular Weight	224.25 g/mol
Synonyms	7-Methoxy-2,2-dimethyl-3,4-dihydro-2H-chromene-3,4-diol; 2H-1-Benzopyran-3,4-diol, 3,4-dihydro-7-methoxy-2,2-dimethyl-; 73385-34-9; Chroman-3,4-diol, 7-methoxy-2,2-dimethyl-; 7-Methoxy-2,2-dimethylchroman-3,4-diol
EINECS	Contact for details

Quality Control

Our production of 3,4-Dihydro-7-Methoxy-2,2-Dimethyl-2H-1-Benzopyran-3,4-Diol adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral analysis, to ensure it meets precise customer specifications. Certificates of Analysis (COA) documenting identity, purity, and impurity profiles are provided with every shipment to guarantee traceability and consistency for your critical R&D and scale-up processes.

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 hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed and under dry conditions to prevent product degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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