Description

2H-1-Benzopyran-6-Carboxaldehyde,3,4-Dihydro-7,8-Dihydroxy-2-Methyl-(9Ci) is a specialized chromane derivative with a reactive aldehyde functional group and catechol moiety. This compound serves as a versatile and high-value synthetic intermediate for constructing complex molecular architectures. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of potential drug candidates, particularly those targeting neurological or cardiovascular pathways, leveraging its catechol and aldehyde reactivity.
• Agrochemical Research: Used in developing novel pesticides, herbicides, or plant growth regulators where the chromane scaffold can impart specific biological activity.
• Fine Chemical Synthesis: Serves as a precursor for flavors, fragrances, and advanced organic materials due to its complex, functionalized structure.
• Ligand and Catalyst Development: The catechol unit makes it a candidate for synthesizing chelating ligands used in metal catalysis or metal-organic frameworks (MOFs).
• Antioxidant Research: Acts as a core structure for studying and developing synthetic antioxidant compounds, given the dihydroxybenzene (catechol) component.
• Polymer Chemistry: The aldehyde group allows for incorporation into polymer backbones via condensation reactions, creating polymers with specific functional properties.

Basic Information

Product Name	2H-1-Benzopyran-6-Carboxaldehyde,3,4-Dihydro-7,8-Dihydroxy-2-Methyl-(9Ci)
CAS No.	94008-47-6
Molecular Formula	C12H12O4
Molecular Weight	220.22 g/mol
Synonyms	3,4-Dihydro-7,8-dihydroxy-2-methyl-2H-1-benzopyran-6-carboxaldehyde; 6-Formyl-7,8-dihydroxy-2-methylchromane; 2-Methyl-7,8-dihydroxychromane-6-carbaldehyde; 7,8-Dihydroxy-2-methylchroman-6-carboxaldehyde; Chromane-6-carboxaldehyde, 7,8-dihydroxy-2-methyl-; 94008-47-6; (9CI) listed isomer
EINECS	Contact for details

Quality Control

Our production of 2H-1-Benzopyran-6-Carboxaldehyde,3,4-Dihydro-7,8-Dihydroxy-2-Methyl-(9Ci) adheres to strict internal quality standards to ensure batch-to-batch consistency and high purity. Each lot is characterized by modern analytical techniques including HPLC, NMR, and mass spectrometry. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are provided with every shipment. We support cGMP compliance for advanced intermediates and can tailor specifications to meet specific project requirements.

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). This compound is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen or argon) for long-term stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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