Description

4-(Dicyanomethylene)-2-Methyl-6-(Julolidin-4-Ylvinyl)-4H-Pyran is a specialized organic dye intermediate belonging to the DCM dye family, known for its strong electron-accepting properties and intense fluorescence. This compound matters for its role as a key building block in the synthesis of advanced laser dyes and nonlinear optical (NLO) materials, where its specific photophysical characteristics are critical. It is needed by manufacturers and R&D teams in the photonics, optoelectronics, and advanced materials sectors for applications requiring precise light emission and modulation.

Application

• Laser Dye Synthesis: A crucial precursor for red-emitting laser dyes used in tunable dye lasers and research instrumentation.
• Nonlinear Optical (NLO) Materials: Serves as a chromophore in the development of materials for frequency doubling, optical switching, and electro-optic modulation devices.
• Fluorescent Probes & Sensors: Used in the design of highly sensitive fluorescent probes for biochemical sensing and bio-imaging applications.
• Organic Light-Emitting Diodes (OLEDs): Employed as a dopant or intermediate in the emissive layer of OLEDs to achieve specific color purity and efficiency.
• Photovoltaic Research: Investigated as an electron acceptor component in the active layer of organic solar cells (OSCs) and perovskite solar cells.
• Advanced Material Research: Utilized in academic and industrial R&D for studying charge transfer processes and developing new functional organic materials.

Basic Information

Product Name	4-(Dicyanomethylene)-2-Methyl-6-(Julolidin-4-Ylvinyl)-4H-Pyran
CAS No.	51325-95-2
Molecular Formula	C24H21N3O
Molecular Weight	367.45 g/mol
Synonyms	DCM-Julolidine; 4-(Dicyanomethylene)-2-methyl-6-(4-(1,2,3,5,6,7-hexahydropyrido[3,2,1-ij]quinolin-9-yl)vinyl)-4H-pyran; DCM-Jul; 2-Methyl-4-(2-(9-julolidinyl)ethenyl)-6-(dicyanomethylene)-4H-pyran; 4H-Pyran, 4-(dicyanomethylene)-2-methyl-6-[2-(9-julolidinyl)ethenyl]-; DCM-Julolidine dye intermediate; DCM derivative; Laser dye intermediate DCM-Jul
EINECS	Contact for details

Quality Control

Our 4-(Dicyanomethylene)-2-Methyl-6-(Julolidin-4-Ylvinyl)-4H-Pyran is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity, which is essential for sensitive optoelectronic applications. We employ advanced analytical techniques including HPLC, NMR, and mass spectrometry for identity confirmation and impurity profiling. Certificates of Analysis (COA) detailing purity, identity, and key physical properties are provided with each shipment and are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. Due to its light-sensitive and easily oxidized nature, prolonged exposure to light, air, or elevated temperatures should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Dark red to purple 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%

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