Description

4,6-Dihydro-Thieno[3,4-D]Thiazole 5,5-Dioxide CAS NO 143654-19-7 is a high-purity, specialized heterocyclic compound featuring a fused thieno-thiazole dioxide structure. This unique bicyclic scaffold is of significant value as a key synthetic intermediate and building block in advanced organic synthesis. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical industries for the creation of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Research: Used as a building block for developing new-generation herbicides, fungicides, and insecticides with unique modes of action.
• Material Science: Acts as a monomer or precursor for creating advanced polymers and organic electronic materials due to its electron-deficient heterocyclic core.
• Chemical Synthesis: Employed in academic and industrial R&D for constructing complex heterocyclic frameworks and exploring new chemical reactions.
• Ligand & Catalyst Development: Utilized in the design of novel ligands for catalysis and metal-organic frameworks (MOFs).

Basic Information

Product Name	4,6-Dihydro-Thieno[3,4-D]Thiazole 5,5-Dioxide
CAS No.	143654-19-7
Molecular Formula	C5H5NO2S2
Molecular Weight	175.23 g/mol
Synonyms	4,6-Dihydrothieno[3,4-d]thiazole 5,5-dioxide; Thieno[3,4-d]thiazole-5,5-dioxide, 4,6-dihydro-; 4,6-Dihydrothieno(3,4-d)thiazole-5,5-dioxide; 4,6-Dihydrothieno[3,4-d]thiazole-5,5-dioxide; 4,6-Dihydrothieno[3,4-d]thiazole 5,5-dioxide; 4,6-Dihydro-5,5-dioxothieno[3,4-d]thiazole; 4,6-Dihydro-5,5-dioxo-thieno[3,4-d]thiazole
EINECS	Contact for details

Quality Control

Our production of 4,6-Dihydro-Thieno[3,4-D]Thiazole 5,5-Dioxide adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and development applications. All materials are characterized using advanced analytical techniques including HPLC, GC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents. The container should be kept tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Single Unknown Impurity (HPLC)	≤ 0.5%
Total Impurities (HPLC)	≤ 2.0%

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