Description

(2R,3S,4S)-2-[3,4-Bis(Phenylmethoxy)Phenyl]-3,4-Dihydro-3,5,7-Tris(Phenylmethoxy)-2H-1-Benzopyran-4-Ol is a high-purity, complex polyphenolic compound belonging to the flavan class. This compound is valued for its role as a key chiral intermediate and reference standard in advanced pharmaceutical research and development. It is primarily sought by R&D laboratories and manufacturers in the pharmaceutical, biotechnology, and fine chemical sectors for applications in drug discovery and process chemistry.

Application

• Pharmaceutical Intermediate: A critical chiral building block for the synthesis of novel therapeutic agents, particularly in cardiovascular and neurological research.
• Reference Standard: Used for analytical method development, validation, and quality control in pharmaceutical laboratories to ensure product purity and consistency.
• Biochemical Research: Employed in studies investigating the biological activity and structure-activity relationships (SAR) of polyphenolic compounds.
• Process Chemistry: Serves as a starting material or intermediate in the scale-up and optimization of synthetic routes for complex organic molecules.
• Academic Research: Utilized in universities and research institutes for studies in organic synthesis, medicinal chemistry, and natural product chemistry.

Basic Information

Product Name	(2R,3S,4S)-2-[3,4-Bis(Phenylmethoxy)Phenyl]-3,4-Dihydro-3,5,7-Tris(Phenylmethoxy)-2H-1-Benzopyran-4-Ol
CAS No.	574749-29-4
Molecular Formula	C48H44O8
Molecular Weight	748.86 g/mol
Synonyms	(2R,3S,4S)-2-(3,4-Bis(benzyloxy)phenyl)-3,4-dihydro-3,5,7-tris(benzyloxy)-2H-1-benzopyran-4-ol; 4H-1-Benzopyran-4-ol, 2-[3,4-bis(phenylmethoxy)phenyl]-2,3-dihydro-3,5,7-tris(phenylmethoxy)-, (2R,3S,4S)-; Flavan-4-ol derivative, benzylated; Polybenzylated flavan derivative; CAS 574749-29-4
EINECS	Contact for details

Quality Control

Our production of (2R,3S,4S)-2-[3,4-Bis(Phenylmethoxy)Phenyl]-3,4-Dihydro-3,5,7-Tris(Phenylmethoxy)-2H-1-Benzopyran-4-Ol adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including chiral purity verification and impurity profiling, to ensure it meets the exacting standards required for research and development. Certificates of Analysis (COA) detailing identity, purity, and chromatographic data are provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) to minimize oxidation and ensure long-term stability. Keep the container in a dry, cool, and well-ventilated area.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Chiral Purity (Chiral HPLC)	≥ 99.0% ee
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.