Description

8H-Thiopyrano[3,2-f]benzothiazole (8Ci,9Ci) is a complex heterocyclic organic compound that serves as a crucial advanced intermediate in fine chemical synthesis. Its unique fused-ring structure containing sulfur and nitrogen atoms makes it a valuable building block for the development of novel materials and active pharmaceutical ingredients (APIs). This high-purity intermediate is essential for research and production facilities specializing in organic electronics, agrochemicals, and pharmaceutical discovery. The compound, identified by CAS number 269-26-1, is supplied to meet the stringent demands of industrial and R&D applications.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting neurological or oncological pathways.
• Organic Electronic Materials: Building block for the development of organic semiconductors, charge-transport materials, and light-emitting compounds for OLEDs.
• Agrochemical Research: Used in the creation of new fungicides or herbicides, leveraging its heterocyclic core for biological activity.
• Dye and Pigment Synthesis: Serves as a sophisticated intermediate for producing high-performance dyes and functional pigments.
• Ligand and Catalyst Development: Utilized in coordination chemistry to create novel ligands for catalytic systems.
• Academic and Industrial R&D: Fundamental compound for methodological studies in heterocyclic and sulfur chemistry.

Basic Information

Product Name	8H-Thiopyrano[3,2-f]benzothiazole (8Ci,9Ci)
CAS No.	269-26-1
Molecular Formula	C11H7NS2
Molecular Weight	217.31 g/mol
Synonyms	8H-Thiopyrano[3,2-f]benzothiazole; 8H-Thiopyrano[3,2-f]-1,3-benzothiazole; 8H-Thiopyrano[3,2-f]benzothiazole (8CI,9CI); Thiopyrano[3,2-f]benzothiazole; 269-26-1; NSC 163049; Benzothiazole, 8H-thiopyrano[3,2-f]-; 8H-Thiopyrano[3,2-f]benzothiazole, 8CI,9CI
EINECS	Contact for details

Quality Control

Our 8H-Thiopyrano[3,2-f]benzothiazole is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR/IR for structural confirmation, to ensure it meets the high standards required for advanced synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistency for your critical R&D and production processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents. For long-term storage, consider an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	Off-white to light yellow 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.