Description

3,4-Diphenylcinnoline is a high-purity, specialized organic compound belonging to the cinnoline class of heterocyclic aromatic molecules. This chemical serves as a critical advanced intermediate and research building block for the synthesis of complex molecules in pharmaceutical and materials science R&D. It is primarily sought by pharmaceutical research organizations and fine chemical manufacturers developing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological and oncological pathways.
• Organic Light-Emitting Diode (OLED) Research: Serves as a core structure for developing new electron-transport or host materials in emissive layers.
• Ligand Synthesis in Catalysis: Used to create complex nitrogen-containing ligands for transition metal catalysts in asymmetric synthesis.
• Agrochemical Research: Building block for developing new generation herbicides and plant growth regulators with specific activity.
• Academic & Industrial R&D: Fundamental research compound for studying heterocyclic chemistry, photophysical properties, and structure-activity relationships.
• Material Science: Investigated for use in the development of organic semiconductors and photoactive polymers.

Basic Information

Product Name	3,4-Diphenylcinnoline
CAS No.	47193-42-0
Molecular Formula	C20H14N2
Molecular Weight	282.34 g/mol
Synonyms	3,4-Diphenylcinnoline; 3,4-Diphenyl-1,2-diazanaphthalene; Diphenylcinnoline; 1,2-Diazanaphthalene, 3,4-diphenyl-; 3,4-Diphenyl-1,2-diazanaphthalene; Cinnoline, 3,4-diphenyl-; 3,4-Diphenyl-cinnolin
EINECS	Contact for details

Quality Control

Our 3,4-Diphenylcinnoline is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to confirm identity and purity. A Certificate of Analysis (COA) detailing all test results is provided with every shipment. We support cGMP and ISO compliant documentation for advanced research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. For long-term storage, consider an inert atmosphere to maintain optimal stability.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
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.