Description

Dimethyl 2-(2,2,8-Trimethyl-3-Thioxo-2,3-Dihydro-4(1H)-Quinolinylidene)-1,3-Dithiole-4,5-Dicarboxylate is a sophisticated organic compound featuring a quinoline-dithiole fused heterocyclic structure, making it a valuable intermediate for advanced material synthesis. Its core value lies in its unique electronic and photophysical properties derived from the conjugated system, which are critical for developing functional dyes and optoelectronic materials. This product is essential for R&D chemists and manufacturers in the organic electronics, specialty pigments, and advanced pharmaceutical intermediates sectors.

Application

• Organic Semiconductor Precursor: A key building block for synthesizing novel organic semiconductors and hole-transport materials used in OLEDs and solar cells.
• Functional Dye Intermediate: Serves as a core structure for developing near-infrared (NIR) absorbing dyes, fluorescent markers, and photostable pigments.
• Pharmaceutical Research Intermediate: Used in medicinal chemistry for the synthesis of complex heterocyclic compounds with potential biological activity.
• Nonlinear Optical (NLO) Materials: Applied in the research and development of materials for photonics and electro-optics due to its polarizable structure.
• Chemical Sensor Development: Utilized as a receptor unit in the design of chemosensors for metal ion or anion detection.
• Ligand Synthesis for Catalysis: Acts as a precursor for creating novel chelating ligands used in transition metal catalysis.

Basic Information

Product Name	Dimethyl 2-(2,2,8-Trimethyl-3-Thioxo-2,3-Dihydro-4(1H)-Quinolinylidene)-1,3-Dithiole-4,5-Dicarboxylate
CAS No.	300801-73-4
Molecular Formula	C20H19NO4S3
Molecular Weight	433.56 g/mol
Synonyms	Dimethyl 2-((2,2,8-trimethyl-3-thioxo-1,2,3,4-tetrahydro-4-quinolinylidene))-1,3-dithiole-4,5-dicarboxylate; 1,3-Dithiole-4,5-dicarboxylic acid, 2-(2,2,8-trimethyl-3-thioxo-1,2,3,4-tetrahydro-4-quinolinylidene)-, dimethyl ester; 4-Quinolinylidene-dithiole-dicarboxylate derivative; TMTQDD; Quinoline-dithiole conjugate ester
EINECS	Contact for details

Quality Control

Our Dimethyl 2-(2,2,8-Trimethyl-3-Thioxo-2,3-Dihydro-4(1H)-Quinolinylidene)-1,3-Dithiole-4,5-Dicarboxylate is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing including HPLC for purity, NMR and IR for structural confirmation, and residual solvent analysis to ensure it meets exacting R&D and production standards. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability, consistency, and reliability for your critical 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 the container tightly sealed to protect from moisture and contamination. This material is light-sensitive (store away from light).

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%
Residual Solvents (GC)	Meets ICH guidelines

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