Description

2,3-Dihydro-2-Phenyl-4H-1-Benzothiopyran-4-One is a high-purity organic sulfur heterocycle, a key building block in advanced chemical synthesis. Its unique fused-ring structure containing a sulfur atom makes it a valuable intermediate for creating complex molecules with specific electronic and steric properties. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries developing novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a core scaffold in the research and development of new therapeutic agents, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Synthesis: Used as a precursor in the manufacture of advanced pesticides and herbicides, leveraging its heterocyclic structure for bioactivity.
• Material Science Research: Acts as a monomer or precursor for developing novel organic electronic materials, such as charge-transport layers or luminescent compounds.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex sulfur-containing heterocycles via further functionalization reactions.
• Dye and Pigment Intermediate: Utilized in the synthesis of specialized chromophores and pigments where the benzothiopyranone core influences color and stability.

Basic Information

Product Name	2,3-Dihydro-2-Phenyl-4H-1-Benzothiopyran-4-One
CAS No.	5962-00-5
Molecular Formula	C15H12OS
Molecular Weight	240.32 g/mol
Synonyms	2-Phenyl-2,3-dihydro-4H-1-benzothiopyran-4-one; 2-Phenylchroman-4-thione; 2-Phenylthiochroman-4-one; 4H-1-Benzothiopyran-4-one, 2,3-dihydro-2-phenyl-; 2-Phenyl-2,3-dihydro-1-benzothiopyran-4-one; NSC 403079; 2-Phenyl-4-thiochromanone
EINECS	227-763-9

Quality Control

Our 2,3-Dihydro-2-Phenyl-4H-1-Benzothiopyran-4-One is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets the high standards required for research and commercial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment and is available upon request.

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). Keep away from heat, sparks, and open flame. The container should be kept tightly sealed to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
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.