Description

(E)-3-(4-Methylbenzylidene)-2,3-Dihydrochromen-4-One is a high-purity chromenone derivative, a versatile chemical intermediate prized for its defined molecular architecture. Its value lies in enabling precise synthesis and research in advanced organic chemistry and materials science. This compound is essential for R&D chemists and process developers in the pharmaceutical, agrochemical, and specialty chemical industries seeking to create novel active molecules or functional materials.

Application

• Pharmaceutical Intermediate: A key building block in the research and synthesis of novel drug candidates, particularly those targeting specific biological pathways.
• Agrochemical Research: Used in developing new active ingredients for crop protection agents, such as fungicides or herbicides.
• Organic Synthesis: Serves as a versatile precursor for synthesizing complex heterocyclic compounds and fine chemicals in laboratory and pilot-scale processes.
• Material Science: Investigated as a core structure for creating advanced organic electronic materials or photoresponsive polymers.
• Chemical Reference Standard: Employed as a high-purity analytical standard for method development, quality control, and regulatory testing.
• Academic & Institutional Research: A valuable reagent for universities and research institutes studying reaction mechanisms, catalysis, and molecular design.

Basic Information

Product Name	(E)-3-(4-Methylbenzylidene)-2,3-Dihydrochromen-4-One
CAS No.	61926-45-2
Molecular Formula	C17H14O2
Molecular Weight	250.29 g/mol
Synonyms	(E)-3-(4-Methylbenzylidene)chroman-4-one; 3-[(E)-4-Methylbenzylidene]-2,3-dihydro-4H-chromen-4-one; 3-(4-Methylbenzylidene)-4-chromanone; 4H-1-Benzopyran-4-one, 3-[(E)-1-(4-methylphenyl)ethylidene]-2,3-dihydro-; (E)-3-(p-Methylbenzylidene)chroman-4-one; 3-(4-Methylbenzylidene)chroman-4-one; 61926-45-2
EINECS	Contact for details

Quality Control

Our (E)-3-(4-Methylbenzylidene)-2,3-Dihydrochromen-4-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

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

Specification

Item	Specification
Appearance	Off-white to yellow 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.