Description

(2S)-2-Phenyl-2,3-Dihydro-4H-1-Benzopyran-4-One CAS NO 17002-31-2 is a high-purity chiral flavanone derivative, a key building block in advanced organic synthesis. Its defined stereochemistry and specific benzopyranone core make it an invaluable intermediate for creating complex molecules with targeted biological activity. This compound is essential for research and development laboratories in the pharmaceutical, agrochemical, and fine chemical sectors seeking to develop new active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a critical chiral precursor in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Used in developing new generations of pesticides and herbicides, leveraging its flavanone structure for bioactive molecule design.
• Fine Chemical Synthesis: Acts as a versatile scaffold for synthesizing specialty chemicals, flavors, and fragrances requiring specific stereochemistry.
• Academic & R&D: Employed in university and institutional research for studying chiral induction, natural product synthesis, and structure-activity relationships (SAR).
• Material Science Precursor: Investigated for use in synthesizing organic ligands and complexing agents for advanced materials.

Basic Information

Product Name	(2S)-2-Phenyl-2,3-Dihydro-4H-1-Benzopyran-4-One
CAS No.	17002-31-2
Molecular Formula	C15H12O2
Molecular Weight	224.26 g/mol
Synonyms	(S)-2-Phenylchroman-4-one; (S)-Flavanone; (2S)-Flavanone; (S)-2,3-Dihydro-2-phenyl-4H-1-benzopyran-4-one; (S)-2-Phenyl-2,3-dihydro-4H-chromen-4-one; L-Flavanone; (2S)-2-Phenylchroman-4-one; (S)-2-Phenyl-4-chromanone
EINECS	Contact for details

Quality Control

Every batch of (2S)-2-Phenyl-2,3-Dihydro-4H-1-Benzopyran-4-One is manufactured under strict quality management systems. We provide comprehensive analytical documentation to ensure identity, purity, and chiral integrity for your critical applications. Certificates of Analysis (COA) detailing chiral purity (enantiomeric excess), assay, and impurity profiles are available upon request and are backed by analytical techniques including HPLC, GC, and chiral chromatography.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥98.0%
Chiral Purity (ee)	≥99.0%
Melting Point	70 - 74 °C
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.