Description

2H-1,3-Dithiolo[4,5-C]Coumarine, 2-Dicyanomethylene-8-Nitro- is a specialized heterocyclic organic compound belonging to the coumarin-dithiole fused ring system, distinguished by its unique electron-accepting dicyanomethylene and nitro functional groups. This molecular architecture is critical for applications requiring strong electron-withdrawing character and tunable optoelectronic properties. It is primarily sought by researchers and developers in the fields of advanced materials science and organic electronics.

Application

• Organic Semiconductor Development: As a key electron-accepting (n-type) building block for non-fullerene acceptors (NFAs) in organic photovoltaic (OPV) cells and perovskite solar cells.
• Nonlinear Optical (NLO) Materials: Used in the synthesis of chromophores for applications in optical limiting, frequency doubling, and electro-optic modulation due to its extended π-conjugation and strong donor-acceptor structure.
• Fluorescent Probe Synthesis: Serves as a precursor for designing sensitive fluorescent chemosensors and bio-imaging agents, leveraging the coumarin scaffold's inherent fluorescence.
• Organic Light-Emitting Diodes (OLEDs): Employed as an electron-transport material or as a dopant in emissive layers to improve device efficiency and color purity.
• Chemical Research & Synthesis: Acts as a versatile intermediate for constructing complex heterocyclic systems and for studying charge-transfer processes in supramolecular chemistry.

Basic Information

Product Name	2H-1,3-Dithiolo[4,5-C]Coumarine, 2-Dicyanomethylene-8-Nitro-
CAS No.	135056-17-6
Molecular Formula	C₁₃H₅N₃O₃S₂
Molecular Weight	315.33 g/mol
Synonyms	2-(Dicyanomethylene)-8-nitro-2H-[1,3]dithiolo[4,5-c]coumarin; 8-Nitro-2-(dicyanomethylene)-2H-1,3-dithiolo[4,5-c]chromen-2-one; 2H-1,3-Dithiolo[4,5-c]coumarin, 2-(dicyanomethylene)-8-nitro-; Dicyanomethylene-nitro-dithiolocoumarin
EINECS	Contact for details

Quality Control

Our 2H-1,3-Dithiolo[4,5-C]Coumarine, 2-Dicyanomethylene-8-Nitro- is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure consistency and meet rigorous research-grade specifications. A detailed Certificate of Analysis (COA) is provided with every shipment to guarantee traceability and compliance with your project requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is light-sensitive and should be handled under inert atmosphere when appropriate for prolonged stability.

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.