Description

3,4-Dihydro-2H-1-Benzopyran-3-Ol is a versatile heterocyclic organic compound that serves as a key chiral building block and intermediate in advanced organic synthesis. Its unique benzopyran structure with a hydroxyl group makes it invaluable for constructing complex molecular architectures with high precision. This compound is primarily sought after by research institutions and manufacturers in the pharmaceutical and fine chemical industries for developing active pharmaceutical ingredients (APIs) and specialty chemicals.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the synthesis of potential drug candidates, particularly in cardiovascular and central nervous system (CNS) therapeutic areas.
• Fine Chemical Synthesis: Used as a precursor for creating complex fragrance molecules, agrochemicals, and other high-value specialty chemicals.
• Asymmetric Catalysis Research: Employed as a substrate or ligand precursor in the development of new catalytic systems for stereoselective reactions.
• Material Science: Acts as a monomer or modifying agent in the research of novel polymers and advanced organic materials.
• Academic & R&D: Serves as a standard or starting material in university and corporate research laboratories for methodological studies and novel compound library generation.

Basic Information

Product Name	3,4-Dihydro-2H-1-Benzopyran-3-Ol
CAS No.	21834-60-6
Molecular Formula	C9H10O2
Molecular Weight	150.17 g/mol
Synonyms	3-Chromanol; 3-Hydroxy-3,4-dihydro-2H-1-benzopyran; 3,4-Dihydro-2H-chromen-3-ol; 3-Hydroxychroman; 2,3-Dihydro-3-hydroxy-4H-1-benzopyran; 3-Hydroxy-3,4-dihydro-2H-chromene; 3-Chromenol
EINECS	Contact for details

Quality Control

Our production of 3,4-Dihydro-2H-1-Benzopyran-3-Ol adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and chiral purity assessment, to ensure it meets the exacting standards required for research and synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting identity, purity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity	Contact for details
Melting Point	Contact for details
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.