Description

2H-1-Benzopyran-2-Carboxylic Acid, 3,4-Dihydro-6-Hydroxy- is a high-purity chroman derivative, also known as 6-Hydroxychroman-2-carboxylic acid, serving as a critical synthetic intermediate and building block in advanced organic synthesis. Its value lies in its functionalized benzopyran core, which is essential for constructing complex molecules with specific biological and material properties. This compound is primarily needed by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors for developing new active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly those targeting cardiovascular and neurological diseases.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its chroman scaffold for bioactivity.
• Fine Chemical Synthesis: Serves as a versatile precursor for flavors, fragrances, and advanced organic materials.
• Academic & R&D: Essential reference standard and starting material in medicinal chemistry and organic synthesis research programs.
• Material Science: Potential monomer or additive in the development of specialized polymers and coatings.

Basic Information

Item	Detail
Product Name	2H-1-Benzopyran-2-Carboxylic Acid, 3,4-Dihydro-6-Hydroxy-
CAS No.	81498-19-3
Molecular Formula	C10H8O4
Molecular Weight	192.17 g/mol
Synonyms	6-Hydroxychroman-2-carboxylic acid; 3,4-Dihydro-6-hydroxy-2H-1-benzopyran-2-carboxylic acid; 6-Hydroxy-3,4-dihydro-2H-chromene-2-carboxylic acid; Chroman-2-carboxylic acid, 6-hydroxy-; DHCA (6-Hydroxy derivative)
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran-2-Carboxylic Acid, 3,4-Dihydro-6-Hydroxy- is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistent identity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all specified parameters. Our quality commitment aligns with cGMP principles for pharmaceutical intermediates, ensuring reliability for your critical R&D and production needs.

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 after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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