Description

5-[1-Ethoxy-2-[3-Ethyl-5-[(3-Ethylthiazolidin-2-Ylidene)Ethylidene]-4-Oxothiazolidin-2-Ylidene]Ethylidene]-4-Oxo-2-Thioxothiazolidin-3-Acetic Acid is a specialized organic compound belonging to the class of polymethine dyes and heterocyclic thiazolidine derivatives. This high-purity chemical is valued for its unique photophysical properties and structural complexity, making it a critical intermediate in advanced material synthesis. It is primarily sought by research institutions and industrial R&D departments focused on developing novel optical materials, sensitizers, and functional dyes for high-tech applications.

Application

• Optical Material Synthesis: Key intermediate in the production of near-infrared (NIR) absorbing dyes and polymethine cyanine dyes for optical filters and laser applications.
• Photovoltaic Research: Investigated as a potential sensitizer or electron-accepting material in the development of organic solar cells (OSCs) and dye-sensitized solar cells (DSSCs).
• Nonlinear Optics (NLO): Used in research for creating materials with specific second- or third-order nonlinear optical responses for telecommunications and data processing.
• Biomedical Imaging Probes: Serves as a precursor for synthesizing fluorescent markers and contrast agents with tailored absorption/emission profiles for diagnostic imaging.
• Advanced Organic Electronics: Building block for novel semiconductors and charge-transport materials used in organic light-emitting diodes (OLEDs) and field-effect transistors (OFETs).
• Chemical Research & Development: A valuable substrate for studying novel organic reactions, particularly those involving thiazolidine rings and polymethine chain chemistry.

Basic Information

Item	Details
Product Name	5-[1-Ethoxy-2-[3-Ethyl-5-[(3-Ethylthiazolidin-2-Ylidene)Ethylidene]-4-Oxothiazolidin-2-Ylidene]Ethylidene]-4-Oxo-2-Thioxothiazolidin-3-Acetic Acid
CAS No.	93857-80-8
Molecular Formula	C19H23N3O5S3
Molecular Weight	477.60 g/mol
Synonyms	3-Carboxymethyl-5-[1-ethoxy-2-(3-ethyl-5-[(3-ethyl-4-oxo-2-thioxo-1,3-thiazolidin-2-ylidene)ethylidene]-4-oxo-2-thioxo-1,3-thiazolidin-2-ylidene)ethylidene]-2-thioxo-1,3-thiazolidin-4-one; 93857-80-8; Thiazolidine acetic acid derivative; Polymethine thiazolidinone dye intermediate; NIR dye precursor
EINECS	Contact for details

Quality Control

Our production of this advanced intermediate adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development purposes. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment, ensuring full traceability and compliance with your research 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 (store away from light) and may be hygroscopic (moisture-sensitive). For long-term storage, consider storing under an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Dark colored solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.5%

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