Description

5H-Thieno[3,2-B]Thiopyran is a specialized heterocyclic organic compound featuring a fused thiophene and thiopyran ring system. This unique molecular architecture makes it a valuable synthetic intermediate and building block in advanced chemical research and development. It is primarily sought after by pharmaceutical, agrochemical, and material science industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders or possessing specific receptor activity.
• Agrochemical Research: Used as a core scaffold for developing new herbicides, fungicides, or insecticides with potentially novel modes of action.
• Organic Electronic Materials: Acts as a building block for π-conjugated systems in the development of organic semiconductors, OLEDs, or photovoltaic materials due to its electron-rich thiophene moiety.
• Ligand Synthesis: Employed in the preparation of specialized ligands for catalysis or metal-organic frameworks (MOFs).
• Chemical Research: Utilized in academic and industrial R&D for exploring new heterocyclic chemistry, reaction pathways, and structure-activity relationships (SAR).
• Dye and Pigment Intermediate: Potential use in synthesizing novel chromophores for specialized dyes and functional pigments.

Basic Information

Product Name	5H-Thieno[3,2-B]Thiopyran
CAS No.	10558-81-3
Molecular Formula	C7H6S2
Molecular Weight	154.25 g/mol
Synonyms	5H-Thieno[3,2-b]thiopyran; Thieno[3,2-b]thiopyran, 5H-; 5H-Thieno(3,2-b)thiopyran; 5H-Thieno[3,2-b]thiopyran (8CI,9CI); 5H-Thieno[3,2-b]thiopyran (ACD/Name 4.0); 5H-Thieno[3,2-b]thiopyran, AldrichCPR; 5H-Thieno[3,2-b]thiopyran (VAN); 5H-Thieno[3,2-b]thiopyran, 97%
EINECS	Contact for details

Quality Control

Our 5H-Thieno[3,2-B]Thiopyran is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent identity. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. For research and development requiring specific grades or custom purity levels, our technical team is available to discuss tailored QC parameters.

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 heat, sparks, and open flames. For long-term storage, consider an inert atmosphere to maintain optimal stability.

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.