Description

5-Acetyl-3,4-Dimethylthieno[2,3-B]Thiophene-2-Carbonitrile is a high-purity, multi-functional heterocyclic building block of significant interest in advanced organic synthesis. Its unique fused thienothiophene core, functionalized with acetyl and nitrile groups, makes it a versatile precursor for constructing complex molecular architectures. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of novel active ingredients.

Application

• Pharmaceutical Intermediate: Serves as a critical building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and infectious diseases.
• Agrochemical Research: Used in the development of new-generation herbicides, fungicides, and insecticides, leveraging its heterocyclic structure for bioactivity.
• Organic Electronic Materials: Acts as a precursor for π-conjugated molecules in the research of organic semiconductors, OLEDs, and photovoltaic materials.
• Dye and Pigment Synthesis: Employed in the creation of specialized dyes and pigments due to its electron-accepting properties and fused ring system.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to develop novel ligands for catalytic applications.
• Academic and R&D: A valuable reagent for methodological studies in heterocyclic and fused-ring chemistry within university and corporate research laboratories.

Basic Information

Product Name	5-Acetyl-3,4-Dimethylthieno[2,3-B]Thiophene-2-Carbonitrile
CAS No.	845266-23-1
Molecular Formula	C11H9NOS2
Molecular Weight	235.32 g/mol
Synonyms	2-Cyano-5-acetyl-3,4-dimethylthieno[2,3-b]thiophene; 5-Acetyl-3,4-dimethylthieno[2,3-b]thiophene-2-carbonitrile; Thieno[2,3-b]thiophene-2-carbonitrile, 5-acetyl-3,4-dimethyl-; ADTT-CN; 3,4-Dimethyl-5-acetylthieno[2,3-b]thiophene-2-carbonitrile
EINECS	Contact for details

Quality Control

Our 5-Acetyl-3,4-Dimethylthieno[2,3-B]Thiophene-2-Carbonitrile is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via NMR and IR spectroscopy, to ensure it meets the stringent requirements of research and process chemistry. Certificates of Analysis (COA) detailing batch-specific results are provided and available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents.

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.