Description

2-[(R)-3,4-Dihydro-7-Methoxy-2H-1-Benzopyran-3-Yl]-5-Methoxyphenol is a chiral, high-purity chemical building block belonging to the benzopyran class of compounds. This compound matters for its role as a critical intermediate in the synthesis of complex molecules, particularly in pharmaceutical research and development. It is needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop new active ingredients with specific stereochemistry.

Application

• Pharmaceutical Intermediate: A key chiral synthon in the research and production of novel therapeutic agents, particularly for central nervous system (CNS) and cardiovascular targets.
• Organic Synthesis Building Block: Used in asymmetric synthesis and medicinal chemistry for constructing complex benzopyran-based molecular architectures.
• Reference Standard: Serves as a high-purity analytical standard for quality control and method development in pharmaceutical laboratories.
• Agrochemical Research: Investigated as a precursor for developing new crop protection agents with specific biological activity.
• Academic & Contract Research: Employed in university and CRO settings for fundamental research in organic chemistry and drug discovery projects.

Basic Information

Product Name	2-[(R)-3,4-Dihydro-7-Methoxy-2H-1-Benzopyran-3-Yl]-5-Methoxyphenol
CAS No.	60102-29-6
Molecular Formula	C17H18O4
Molecular Weight	286.32 g/mol
Synonyms	(R)-3-(3-Hydroxy-4-methoxyphenyl)-7-methoxy-3,4-dihydro-2H-chromene; (R)-3-(3-Hydroxy-4-methoxyphenyl)-7-methoxy-3,4-dihydro-2H-1-benzopyran; (R)-7-Methoxy-3-(4-methoxy-3-hydroxyphenyl)-3,4-dihydro-2H-chromene; (3R)-3-(3-Hydroxy-4-methoxyphenyl)-7-methoxy-3,4-dihydro-2H-1-benzopyran; 2-[(3R)-3,4-Dihydro-7-methoxy-2H-1-benzopyran-3-yl]-5-methoxyphenol; (R)-Enantiomer of a benzopyran phenol derivative
EINECS	Contact for details

Quality Control

Our 2-[(R)-3,4-Dihydro-7-Methoxy-2H-1-Benzopyran-3-Yl]-5-Methoxyphenol is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC, to ensure compliance with exacting R&D and process chemistry standards. Certificates of Analysis (COA) with full traceability are provided, detailing identity, purity, and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at controlled room temperature (15-25°C) under an inert atmosphere to prevent oxidation. Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white 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%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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