Description

[S,(-)]-3,4-Dihydro-3-(3-Hydroxy-2,4-Dimethoxyphenyl)-8-Methoxy-2H-1-Benzopyran-7-Ol is a high-purity chiral flavan derivative, a key building block in advanced organic synthesis and pharmaceutical research. This compound is valued for its specific stereochemistry and functional groups, which are critical for developing bioactive molecules with targeted properties. It serves as an essential intermediate for researchers and manufacturers in the pharmaceutical, agrochemical, and fine chemical sectors seeking to develop novel therapeutic agents or specialty chemicals.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the synthesis of potential drug candidates, particularly for central nervous system (CNS) and cardiovascular targets.
• Biochemical Research: Used as a reference standard or probe in studying enzyme interactions, receptor binding, and metabolic pathways.
• Natural Product Synthesis: Serves as a core structural unit for the semi-synthesis or total synthesis of complex natural products and flavonoids.
• Agrochemical Development: Investigated as an intermediate for creating novel plant growth regulators or bioactive agrochemicals with specific modes of action.
• Asymmetric Catalysis: Employed as a chiral ligand or auxiliary in asymmetric synthesis to induce stereoselectivity in chemical reactions.
• Material Science Research: Explored as a monomer or functional component for developing advanced polymeric materials with specific optical or electronic properties.

Basic Information

Item	Detail
Product Name	[S,(-)]-3,4-Dihydro-3-(3-Hydroxy-2,4-Dimethoxyphenyl)-8-Methoxy-2H-1-Benzopyran-7-Ol
CAS No.	17934-04-2
Molecular Formula	C18H20O6
Molecular Weight	332.35 g/mol
Synonyms	(-)-7-Hydroxy-3-(3-hydroxy-2,4-dimethoxyphenyl)-8-methoxy-3,4-dihydro-2H-1-benzopyran; (S)-7-Hydroxy-8-methoxy-3-(3-hydroxy-2,4-dimethoxyphenyl)chroman; (-)-3,4-Dihydro-3-(3-hydroxy-2,4-dimethoxyphenyl)-8-methoxy-2H-1-benzopyran-7-ol; (S)-Flavan-7-ol derivative; CAS 17934-04-2; 2H-1-Benzopyran-7-ol, 3,4-dihydro-3-(3-hydroxy-2,4-dimethoxyphenyl)-8-methoxy-, (S)-
EINECS	Contact for details

Quality Control

Our [S,(-)]-3,4-Dihydro-3-(3-Hydroxy-2,4-Dimethoxyphenyl)-8-Methoxy-2H-1-Benzopyran-7-Ol is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including chiral purity verification by HPLC and structural confirmation by NMR and MS, to ensure high chemical and stereochemical purity suitable for research and development. Certificates of Analysis (COA) detailing all specifications are available upon request.

Storage

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

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
Water Content (KF)	≤ 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.