Description

4-Oxo-8-((E)-2-[4-(4-Phenyl-Butoxy)-Phenyl]-Vinyl)-4H-Chromene-2-Carbonitrile is a specialized chromene derivative, a high-value chemical intermediate prized for its unique molecular architecture. This compound matters for its role as a critical building block in the synthesis of advanced materials and active pharmaceutical ingredients (APIs), enabling the development of novel compounds with specific optical or biological properties. It is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and advanced organic electronics sectors for process development and high-purity synthesis.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting specific biological pathways.
• Organic Light-Emitting Diode (OLED) Materials: Used in the research and development of advanced emissive or charge-transport layers due to its chromene core structure.
• Agrochemical Research: Acts as a building block for developing new active ingredients with potential herbicidal or insecticidal properties.
• Fluorescent Probe Synthesis: Utilized in creating molecular probes for bio-imaging and diagnostic applications.
• Academic & Industrial R&D: Employed in chemical research for studying structure-activity relationships and developing new synthetic methodologies.
• Fine Chemical Synthesis: A versatile intermediate for constructing complex organic molecules in custom synthesis projects.

Basic Information

Product Name	4-Oxo-8-((E)-2-[4-(4-Phenyl-Butoxy)-Phenyl]-Vinyl)-4H-Chromene-2-Carbonitrile
CAS No.	197507-08-7
Molecular Formula	C28H23NO3
Molecular Weight	421.49 g/mol
Synonyms	8-[(E)-2-[4-(4-Phenylbutoxy)phenyl]ethenyl]-4-oxo-4H-chromene-2-carbonitrile; 2-Cyano-8-[(E)-2-[4-(4-phenylbutoxy)phenyl]ethenyl]-4H-chromen-4-one; 4H-Chromene-2-carbonitrile, 8-[(E)-2-[4-(4-phenylbutoxy)phenyl]ethenyl]-4-oxo-; Chromene-carbonitrile derivative (CAS 197507-08-7); (E)-8-(2-(4-(4-Phenylbutoxy)phenyl)vinyl)-4-oxo-4H-chromene-2-carbonitrile
EINECS	Contact for details

Quality Control

Our 4-Oxo-8-((E)-2-[4-(4-Phenyl-Butoxy)-Phenyl]-Vinyl)-4H-Chromene-2-Carbonitrile is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets exacting research and development grade specifications. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.