Description

2H-1-Benzopyran-3-Carboxylic Acid, 3,4-Dihydro-6-Methoxy-, (3S)- is a high-purity chiral intermediate of significant importance in advanced organic synthesis. This compound is valued for its role as a key building block in the development of complex, biologically active molecules. It is primarily sought by research institutions and manufacturers in the pharmaceutical and agrochemical sectors for the synthesis of novel active ingredients.

Application

• Pharmaceutical Intermediate: A critical chiral synthon for the research and development of new therapeutic agents, particularly in central nervous system (CNS) and cardiovascular drug candidates.
• Agrochemical Synthesis: Used in the production of advanced, enantiomerically pure pesticides and herbicides, where specific stereochemistry is crucial for bioactivity.
• Organic Synthesis Research: Serves as a versatile starting material in academic and industrial laboratories for constructing complex heterocyclic frameworks and natural product analogs.
• Fine Chemical Production: Employed in the manufacture of specialty chemicals requiring high optical purity and defined molecular architecture.

Basic Information

Product Name	2H-1-Benzopyran-3-Carboxylic Acid, 3,4-Dihydro-6-Methoxy-, (3S)-
CAS No.	182570-28-1
Molecular Formula	C11H12O4
Molecular Weight	208.21 g/mol
Synonyms	(S)-6-Methoxy-3,4-dihydro-2H-1-benzopyran-3-carboxylic acid; (3S)-6-Methoxy-3,4-dihydro-2H-chromene-3-carboxylic acid; (S)-6-Methoxy-3,4-dihydro-2H-chromene-3-carboxylic acid; (S)-6-Methoxy-3,4-dihydro-2H-chromane-3-carboxylic acid; (3S)-6-Methoxy-3,4-dihydro-2H-chromane-3-carboxylic acid; (S)-6-Methoxy-3,4-dihydro-2H-1-benzopyran-3-carboxylic acid; (3S)-6-Methoxy-3,4-dihydro-2H-1-benzopyran-3-carboxylic acid; (S)-6-Methoxy-3,4-dihydro-2H-chromen-3-carboxylic acid
EINECS	Contact for details

Quality Control

Our 2H-1-Benzopyran-3-Carboxylic Acid, 3,4-Dihydro-6-Methoxy-, (3S)- is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure compliance with exacting customer specifications. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). The product is light-sensitive and should be handled under appropriate conditions to maintain stability.

Specification

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