Description

3-[(E)-2-Thienylmethylidene]-2,3-Dihydro-4H-Chromen-4-One is a high-purity chromenone derivative, a key synthetic intermediate in advanced organic chemistry. This compound matters for its role as a versatile building block in the development of novel heterocyclic compounds with potential biological activity. It is primarily needed by research institutions and pharmaceutical companies engaged in medicinal chemistry, agrochemical research, and materials science for creating new molecular entities.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly for central nervous system (CNS) and anti-inflammatory targets.
• Agrochemical Research: Used in the development of new pesticides and herbicides, leveraging its heterocyclic structure for bioactivity.
• Organic Synthesis & Material Science: Serves as a precursor for synthesizing complex organic molecules, dyes, and functional materials.
• Academic & R&D Laboratories: Employed in chemical research to study reaction mechanisms and develop new synthetic methodologies.
• Fluorescent Probe Development: Potential use in creating chromophore-based sensors and imaging agents due to its chromenone core.

Basic Information

Product Name	3-[(E)-2-Thienylmethylidene]-2,3-Dihydro-4H-Chromen-4-One
CAS No.	256485-62-8
Molecular Formula	C14H10O2S
Molecular Weight	242.29 g/mol
Synonyms	3-[(E)-2-Thienylmethylene]-2,3-dihydro-4H-chromen-4-one; 3-(2-Thienylmethylene)chroman-4-one; (E)-3-(Thiophen-2-ylmethylene)chroman-4-one; 4H-1-Benzopyran-4-one, 2,3-dihydro-3-[(1E)-2-thienylmethylene]-; 3-(2-Thienylmethylidene)chroman-4-one; 3-(Thiophen-2-ylmethylidene)-2,3-dihydro-4H-chromen-4-one
EINECS	Contact for details

Quality Control

Our 3-[(E)-2-Thienylmethylidene]-2,3-Dihydro-4H-Chromen-4-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR, MS), to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed specifications are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (typically 15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, handling and storage should minimize exposure to direct light.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.